diff options
Diffstat (limited to 'arch/sh')
822 files changed, 8705 insertions, 28713 deletions
diff --git a/arch/sh/Kbuild b/arch/sh/Kbuild new file mode 100644 index 000000000000..0da6c6d6821a --- /dev/null +++ b/arch/sh/Kbuild @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0-only +obj-y += kernel/ mm/ boards/ +obj-$(CONFIG_SH_FPU_EMU) += math-emu/ + +obj-$(CONFIG_HD6446X_SERIES) += cchips/hd6446x/ + +# for cleaning +subdir- += boot diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 1020dd85431a..d5795067befa 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -1,94 +1,87 @@ +# SPDX-License-Identifier: GPL-2.0 config SUPERH def_bool y - select EXPERT - select CLKDEV_LOOKUP - select HAVE_IDE if HAS_IOPORT - select HAVE_MEMBLOCK - select HAVE_MEMBLOCK_NODE_MAP - select ARCH_DISCARD_MEMBLOCK - select HAVE_OPROFILE - select HAVE_GENERIC_DMA_COHERENT + select ARCH_32BIT_OFF_T + select ARCH_HAS_CPU_CACHE_ALIASING + select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A) + select ARCH_HAS_BINFMT_FLAT if !MMU + select ARCH_HAS_CPU_FINALIZE_INIT + select ARCH_HAS_CURRENT_STACK_POINTER + select ARCH_HAS_GIGANTIC_PAGE + select ARCH_HAS_GCOV_PROFILE_ALL + select ARCH_HAS_PTE_SPECIAL + select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST + select ARCH_HIBERNATION_POSSIBLE if MMU + select ARCH_MIGHT_HAVE_PC_PARPORT + select ARCH_WANT_IPC_PARSE_VERSION + select ARCH_NEED_CMPXCHG_1_EMU + select CPU_NO_EFFICIENT_FFS + select DMA_DECLARE_COHERENT + select GENERIC_ATOMIC64 + select GENERIC_CMOS_UPDATE if SH_SH03 || SH_DREAMCAST + select GENERIC_IDLE_POLL_SETUP + select GENERIC_IRQ_SHOW + select GENERIC_LIB_ASHLDI3 + select GENERIC_LIB_ASHRDI3 + select GENERIC_LIB_LSHRDI3 + select GENERIC_PCI_IOMAP if PCI + select GENERIC_SCHED_CLOCK + select GENERIC_SMP_IDLE_THREAD + select GUP_GET_PXX_LOW_HIGH if X2TLB + select HAS_IOPORT if HAS_IOPORT_MAP + select GENERIC_IOREMAP if MMU + select HAVE_ARCH_AUDITSYSCALL + select HAVE_ARCH_KGDB + select HAVE_ARCH_SECCOMP_FILTER select HAVE_ARCH_TRACEHOOK - select HAVE_DMA_API_DEBUG - select HAVE_DMA_ATTRS - select HAVE_PERF_EVENTS select HAVE_DEBUG_BUGVERBOSE - select ARCH_HAVE_CUSTOM_GPIO_H - select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A) - select PERF_USE_VMALLOC select HAVE_DEBUG_KMEMLEAK - select HAVE_KERNEL_GZIP + select HAVE_DYNAMIC_FTRACE + select HAVE_GUP_FAST if MMU + select HAVE_FUNCTION_GRAPH_TRACER + select HAVE_FUNCTION_TRACER + select HAVE_HW_BREAKPOINT + select HAVE_IOREMAP_PROT if MMU && !X2TLB select HAVE_KERNEL_BZIP2 + select HAVE_KERNEL_GZIP select HAVE_KERNEL_LZMA - select HAVE_KERNEL_XZ select HAVE_KERNEL_LZO + select HAVE_KERNEL_XZ + select HAVE_KPROBES + select HAVE_KRETPROBES + select HAVE_MIXED_BREAKPOINTS_REGS + select HAVE_MOD_ARCH_SPECIFIC if DWARF_UNWINDER + select HAVE_NMI + select HAVE_PATA_PLATFORM + select HAVE_PERF_EVENTS + select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_UID16 - select ARCH_WANT_IPC_PARSE_VERSION + select HAVE_SOFTIRQ_ON_OWN_STACK if IRQSTACKS + select HAVE_STACKPROTECTOR select HAVE_SYSCALL_TRACEPOINTS - select HAVE_REGS_AND_STACK_ACCESS_API - select HAVE_GENERIC_HARDIRQS - select MAY_HAVE_SPARSE_IRQ select IRQ_FORCED_THREADING - select RTC_LIB - select GENERIC_ATOMIC64 - select GENERIC_IRQ_SHOW - select GENERIC_SMP_IDLE_THREAD - select GENERIC_IDLE_POLL_SETUP - select GENERIC_CLOCKEVENTS - select GENERIC_CMOS_UPDATE if SH_SH03 || SH_DREAMCAST - select GENERIC_STRNCPY_FROM_USER - select GENERIC_STRNLEN_USER - select HAVE_MOD_ARCH_SPECIFIC if DWARF_UNWINDER + select LOCK_MM_AND_FIND_VMA select MODULES_USE_ELF_RELA - select OLD_SIGSUSPEND + select NEED_SG_DMA_LENGTH + select NO_DMA if !MMU && !DMA_COHERENT + select NO_GENERIC_PCI_IOPORT_MAP if PCI select OLD_SIGACTION + select OLD_SIGSUSPEND + select PCI_DOMAINS if PCI + select PERF_EVENTS + select PERF_USE_VMALLOC + select RTC_LIB + select SPARSE_IRQ + select TRACE_IRQFLAGS_SUPPORT help The SuperH is a RISC processor targeted for use in embedded systems and consumer electronics; it was also used in the Sega Dreamcast gaming console. The SuperH port has a home page at <http://www.linux-sh.org/>. -config SUPERH32 - def_bool ARCH = "sh" - select HAVE_KPROBES - select HAVE_KRETPROBES - select HAVE_IOREMAP_PROT if MMU && !X2TLB - select HAVE_FUNCTION_TRACER - select HAVE_FTRACE_MCOUNT_RECORD - select HAVE_DYNAMIC_FTRACE - select HAVE_FUNCTION_TRACE_MCOUNT_TEST - select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE - select ARCH_WANT_IPC_PARSE_VERSION - select HAVE_FUNCTION_GRAPH_TRACER - select HAVE_ARCH_KGDB - select HAVE_HW_BREAKPOINT - select HAVE_MIXED_BREAKPOINTS_REGS - select PERF_EVENTS - select ARCH_HIBERNATION_POSSIBLE if MMU - select SPARSE_IRQ - -config SUPERH64 - def_bool ARCH = "sh64" - select KALLSYMS - -config ARCH_DEFCONFIG - string - default "arch/sh/configs/shx3_defconfig" if SUPERH32 - default "arch/sh/configs/cayman_defconfig" if SUPERH64 - -config RWSEM_GENERIC_SPINLOCK - def_bool y - -config RWSEM_XCHGADD_ALGORITHM - bool - config GENERIC_BUG def_bool y - depends on BUG && SUPERH32 - -config GENERIC_CSUM - def_bool y - depends on SUPERH64 + depends on BUG config GENERIC_HWEIGHT def_bool y @@ -98,7 +91,7 @@ config GENERIC_CALIBRATE_DELAY config GENERIC_LOCKBREAK def_bool y - depends on SMP && PREEMPT + depends on SMP && PREEMPTION config ARCH_SUSPEND_POSSIBLE def_bool n @@ -110,46 +103,28 @@ config SYS_SUPPORTS_APM_EMULATION bool select ARCH_SUSPEND_POSSIBLE -config SYS_SUPPORTS_HUGETLBFS - bool - config SYS_SUPPORTS_SMP bool config SYS_SUPPORTS_NUMA bool -config SYS_SUPPORTS_PCI - bool - -config SYS_SUPPORTS_CMT - bool - -config SYS_SUPPORTS_MTU2 - bool - -config SYS_SUPPORTS_TMU - bool - config STACKTRACE_SUPPORT def_bool y config LOCKDEP_SUPPORT def_bool y -config HAVE_LATENCYTOP_SUPPORT - def_bool y - config ARCH_HAS_ILOG2_U32 def_bool n config ARCH_HAS_ILOG2_U64 def_bool n -config NO_IOPORT +config NO_IOPORT_MAP def_bool !PCI - depends on !SH_CAYMAN && !SH_SH4202_MICRODEV && !SH_SHMIN && \ - !SH_HP6XX && !SH_SOLUTION_ENGINE + depends on !SH_SHMIN && !SH_HP6XX && !SH_SOLUTION_ENGINE && \ + !SH_DREAMCAST config IO_TRAPPED bool @@ -161,17 +136,14 @@ config DMA_COHERENT bool config DMA_NONCOHERENT - def_bool !DMA_COHERENT - -config NEED_DMA_MAP_STATE - def_bool DMA_NONCOHERENT + def_bool !NO_DMA && !DMA_COHERENT + select ARCH_HAS_DMA_PREP_COHERENT + select ARCH_HAS_SYNC_DMA_FOR_DEVICE + select DMA_DIRECT_REMAP -config NEED_SG_DMA_LENGTH - def_bool y - -source "init/Kconfig" - -source "kernel/Kconfig.freezer" +config PGTABLE_LEVELS + default 3 if X2TLB + default 2 menu "System type" @@ -180,25 +152,34 @@ menu "System type" # config CPU_SH2 bool + select SH_INTC config CPU_SH2A bool select CPU_SH2 select UNCACHED_MAPPING +config CPU_J2 + bool + select CPU_SH2 + select OF + select OF_EARLY_FLATTREE + config CPU_SH3 bool select CPU_HAS_INTEVT select CPU_HAS_SR_RB - select SYS_SUPPORTS_TMU + select SH_INTC + select SYS_SUPPORTS_SH_TMU config CPU_SH4 bool + select ARCH_SUPPORTS_HUGETLBFS if MMU select CPU_HAS_INTEVT select CPU_HAS_SR_RB select CPU_HAS_FPU if !CPU_SH4AL_DSP - select SYS_SUPPORTS_TMU - select SYS_SUPPORTS_HUGETLBFS if MMU + select SH_INTC + select SYS_SUPPORTS_SH_TMU config CPU_SH4A bool @@ -209,12 +190,6 @@ config CPU_SH4AL_DSP select CPU_SH4A select CPU_HAS_DSP -config CPU_SH5 - bool - select CPU_HAS_FPU - select SYS_SUPPORTS_TMU - select SYS_SUPPORTS_HUGETLBFS if MMU - config CPU_SHX2 bool @@ -228,15 +203,12 @@ config ARCH_SHMOBILE bool select ARCH_SUSPEND_POSSIBLE select PM - select PM_RUNTIME config CPU_HAS_PMU depends on CPU_SH4 || CPU_SH4A default y bool -if SUPERH32 - choice prompt "Processor sub-type selection" @@ -249,7 +221,13 @@ choice config CPU_SUBTYPE_SH7619 bool "Support SH7619 processor" select CPU_SH2 - select SYS_SUPPORTS_CMT + select SYS_SUPPORTS_SH_CMT + +config CPU_SUBTYPE_J2 + bool "Support J2 processor" + select CPU_J2 + select SYS_SUPPORTS_SMP + select GENERIC_CLOCKEVENTS_BROADCAST if SMP # SH-2A Processor Support @@ -257,50 +235,49 @@ config CPU_SUBTYPE_SH7201 bool "Support SH7201 processor" select CPU_SH2A select CPU_HAS_FPU - select SYS_SUPPORTS_MTU2 + select SYS_SUPPORTS_SH_MTU2 config CPU_SUBTYPE_SH7203 bool "Support SH7203 processor" select CPU_SH2A select CPU_HAS_FPU - select SYS_SUPPORTS_CMT - select SYS_SUPPORTS_MTU2 - select ARCH_WANT_OPTIONAL_GPIOLIB + select SYS_SUPPORTS_SH_CMT + select SYS_SUPPORTS_SH_MTU2 select PINCTRL config CPU_SUBTYPE_SH7206 bool "Support SH7206 processor" select CPU_SH2A - select SYS_SUPPORTS_CMT - select SYS_SUPPORTS_MTU2 + select SYS_SUPPORTS_SH_CMT + select SYS_SUPPORTS_SH_MTU2 config CPU_SUBTYPE_SH7263 bool "Support SH7263 processor" select CPU_SH2A select CPU_HAS_FPU - select SYS_SUPPORTS_CMT - select SYS_SUPPORTS_MTU2 + select SYS_SUPPORTS_SH_CMT + select SYS_SUPPORTS_SH_MTU2 config CPU_SUBTYPE_SH7264 bool "Support SH7264 processor" select CPU_SH2A select CPU_HAS_FPU - select SYS_SUPPORTS_CMT - select SYS_SUPPORTS_MTU2 + select SYS_SUPPORTS_SH_CMT + select SYS_SUPPORTS_SH_MTU2 select PINCTRL config CPU_SUBTYPE_SH7269 bool "Support SH7269 processor" select CPU_SH2A select CPU_HAS_FPU - select SYS_SUPPORTS_CMT - select SYS_SUPPORTS_MTU2 + select SYS_SUPPORTS_SH_CMT + select SYS_SUPPORTS_SH_MTU2 select PINCTRL config CPU_SUBTYPE_MXG bool "Support MX-G processor" select CPU_SH2A - select SYS_SUPPORTS_MTU2 + select SYS_SUPPORTS_SH_MTU2 help Select MX-G if running on an R8A03022BG part. @@ -353,9 +330,7 @@ config CPU_SUBTYPE_SH7720 bool "Support SH7720 processor" select CPU_SH3 select CPU_HAS_DSP - select SYS_SUPPORTS_CMT - select ARCH_WANT_OPTIONAL_GPIOLIB - select USB_ARCH_HAS_OHCI + select SYS_SUPPORTS_SH_CMT select USB_OHCI_SH if USB_OHCI_HCD select PINCTRL help @@ -365,8 +340,7 @@ config CPU_SUBTYPE_SH7721 bool "Support SH7721 processor" select CPU_SH3 select CPU_HAS_DSP - select SYS_SUPPORTS_CMT - select USB_ARCH_HAS_OHCI + select SYS_SUPPORTS_SH_CMT select USB_OHCI_SH if USB_OHCI_HCD help Select SH7721 if you have a SH3-DSP SH7721 CPU. @@ -409,10 +383,6 @@ config CPU_SUBTYPE_SH7760 bool "Support SH7760 processor" select CPU_SH4 -config CPU_SUBTYPE_SH4_202 - bool "Support SH4-202 processor" - select CPU_SH4 - # SH-4A Processor Support config CPU_SUBTYPE_SH7723 @@ -421,8 +391,7 @@ config CPU_SUBTYPE_SH7723 select CPU_SHX2 select ARCH_SHMOBILE select ARCH_SPARSEMEM_ENABLE - select SYS_SUPPORTS_CMT - select ARCH_WANT_OPTIONAL_GPIOLIB + select SYS_SUPPORTS_SH_CMT select PINCTRL help Select SH7723 if you have an SH-MobileR2 CPU. @@ -433,8 +402,7 @@ config CPU_SUBTYPE_SH7724 select CPU_SHX2 select ARCH_SHMOBILE select ARCH_SPARSEMEM_ENABLE - select SYS_SUPPORTS_CMT - select ARCH_WANT_OPTIONAL_GPIOLIB + select SYS_SUPPORTS_SH_CMT select PINCTRL help Select SH7724 if you have an SH-MobileR2R CPU. @@ -443,9 +411,6 @@ config CPU_SUBTYPE_SH7734 bool "Support SH7734 processor" select CPU_SH4A select CPU_SHX2 - select ARCH_WANT_OPTIONAL_GPIOLIB - select USB_ARCH_HAS_OHCI - select USB_ARCH_HAS_EHCI select PINCTRL help Select SH7734 if you have a SH4A SH7734 CPU. @@ -454,9 +419,6 @@ config CPU_SUBTYPE_SH7757 bool "Support SH7757 processor" select CPU_SH4A select CPU_SHX2 - select ARCH_WANT_OPTIONAL_GPIOLIB - select USB_ARCH_HAS_OHCI - select USB_ARCH_HAS_EHCI select PINCTRL help Select SH7757 if you have a SH4A SH7757 CPU. @@ -464,7 +426,6 @@ config CPU_SUBTYPE_SH7757 config CPU_SUBTYPE_SH7763 bool "Support SH7763 processor" select CPU_SH4A - select USB_ARCH_HAS_OHCI select USB_OHCI_SH if USB_OHCI_HCD help Select SH7763 if you have a SH4A SH7763(R5S77631) CPU. @@ -483,7 +444,6 @@ config CPU_SUBTYPE_SH7785 select CPU_SHX2 select ARCH_SPARSEMEM_ENABLE select SYS_SUPPORTS_NUMA - select ARCH_WANT_OPTIONAL_GPIOLIB select PINCTRL config CPU_SUBTYPE_SH7786 @@ -492,10 +452,7 @@ config CPU_SUBTYPE_SH7786 select CPU_SHX3 select CPU_HAS_PTEAEX select GENERIC_CLOCKEVENTS_BROADCAST if SMP - select ARCH_WANT_OPTIONAL_GPIOLIB - select USB_ARCH_HAS_OHCI select USB_OHCI_SH if USB_OHCI_HCD - select USB_ARCH_HAS_EHCI select USB_EHCI_SH if USB_EHCI_HCD select PINCTRL @@ -504,7 +461,7 @@ config CPU_SUBTYPE_SHX3 select CPU_SH4A select CPU_SHX3 select GENERIC_CLOCKEVENTS_BROADCAST if SMP - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB select PINCTRL # SH4AL-DSP Processor Support @@ -513,7 +470,7 @@ config CPU_SUBTYPE_SH7343 bool "Support SH7343 processor" select CPU_SH4AL_DSP select ARCH_SHMOBILE - select SYS_SUPPORTS_CMT + select SYS_SUPPORTS_SH_CMT config CPU_SUBTYPE_SH7722 bool "Support SH7722 processor" @@ -522,8 +479,7 @@ config CPU_SUBTYPE_SH7722 select ARCH_SHMOBILE select ARCH_SPARSEMEM_ENABLE select SYS_SUPPORTS_NUMA - select SYS_SUPPORTS_CMT - select ARCH_WANT_OPTIONAL_GPIOLIB + select SYS_SUPPORTS_SH_CMT select PINCTRL config CPU_SUBTYPE_SH7366 @@ -533,31 +489,10 @@ config CPU_SUBTYPE_SH7366 select ARCH_SHMOBILE select ARCH_SPARSEMEM_ENABLE select SYS_SUPPORTS_NUMA - select SYS_SUPPORTS_CMT + select SYS_SUPPORTS_SH_CMT endchoice -endif - -if SUPERH64 - -choice - prompt "Processor sub-type selection" - -# SH-5 Processor Support - -config CPU_SUBTYPE_SH5_101 - bool "Support SH5-101 processor" - select CPU_SH5 - -config CPU_SUBTYPE_SH5_103 - bool "Support SH5-103 processor" - select CPU_SH5 - -endchoice - -endif - source "arch/sh/mm/Kconfig" source "arch/sh/Kconfig.cpu" @@ -566,27 +501,6 @@ source "arch/sh/boards/Kconfig" menu "Timer and clock configuration" -config SH_TIMER_TMU - bool "TMU timer driver" - depends on SYS_SUPPORTS_TMU - default y - help - This enables the build of the TMU timer driver. - -config SH_TIMER_CMT - bool "CMT timer driver" - depends on SYS_SUPPORTS_CMT - default y - help - This enables build of the CMT timer driver. - -config SH_TIMER_MTU2 - bool "MTU2 timer driver" - depends on SYS_SUPPORTS_MTU2 - default y - help - This enables build of the MTU2 timer driver. - config SH_PCLK_FREQ int "Peripheral clock frequency (in Hz)" depends on SH_CLK_CPG_LEGACY @@ -599,7 +513,6 @@ config SH_PCLK_FREQ CPU_SUBTYPE_SH7263 || \ CPU_SUBTYPE_MXG default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R - default "66000000" if CPU_SUBTYPE_SH4_202 default "50000000" help This option is used to specify the peripheral clock frequency. @@ -628,50 +541,24 @@ endmenu menu "Kernel features" -source kernel/Kconfig.hz +source "kernel/Kconfig.hz" -config KEXEC - bool "kexec system call (EXPERIMENTAL)" - depends on SUPERH32 && MMU - help - kexec is a system call that implements the ability to shutdown your - current kernel, and to start another kernel. It is like a reboot - but it is independent of the system firmware. And like a reboot - you can start any kernel with it, not just Linux. - - The name comes from the similarity to the exec system call. +config ARCH_SUPPORTS_KEXEC + def_bool MMU - It is an ongoing process to be certain the hardware in a machine - is properly shutdown, so do not be surprised if this code does not - initially work for you. It may help to enable device hotplugging - support. As of this writing the exact hardware interface is - strongly in flux, so no good recommendation can be made. - -config CRASH_DUMP - bool "kernel crash dumps (EXPERIMENTAL)" - depends on SUPERH32 && BROKEN_ON_SMP - help - Generate crash dump after being started by kexec. - This should be normally only set in special crash dump kernels - which are loaded in the main kernel with kexec-tools into - a specially reserved region and then later executed after - a crash by kdump/kexec. The crash dump kernel must be compiled - to a memory address not used by the main kernel using - PHYSICAL_START. +config ARCH_SUPPORTS_CRASH_DUMP + def_bool BROKEN_ON_SMP - For more details see Documentation/kdump/kdump.txt +config ARCH_DEFAULT_CRASH_DUMP + def_bool y -config KEXEC_JUMP - bool "kexec jump (EXPERIMENTAL)" - depends on SUPERH32 && KEXEC && HIBERNATION - help - Jump between original kernel and kexeced kernel and invoke - code via KEXEC +config ARCH_SUPPORTS_KEXEC_JUMP + def_bool y config PHYSICAL_START hex "Physical address where the kernel is loaded" if (EXPERT || CRASH_DUMP) default MEMORY_START - ---help--- + help This gives the physical address where the kernel is loaded and is ordinarily the same as MEMORY_START. @@ -679,56 +566,25 @@ config PHYSICAL_START where the fail safe kernel needs to run at a different address than the panic-ed kernel. -config SECCOMP - bool "Enable seccomp to safely compute untrusted bytecode" - depends on PROC_FS - help - This kernel feature is useful for number crunching applications - that may need to compute untrusted bytecode during their - execution. By using pipes or other transports made available to - the process as file descriptors supporting the read/write - syscalls, it's possible to isolate those applications in - their own address space using seccomp. Once seccomp is - enabled via prctl, it cannot be disabled and the task is only - allowed to execute a few safe syscalls defined by each seccomp - mode. - - If unsure, say N. - -config CC_STACKPROTECTOR - bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)" - depends on SUPERH32 - help - This option turns on the -fstack-protector GCC feature. This - feature puts, at the beginning of functions, a canary value on - the stack just before the return address, and validates - the value just before actually returning. Stack based buffer - overflows (that need to overwrite this return address) now also - overwrite the canary, which gets detected and the attack is then - neutralized via a kernel panic. - - This feature requires gcc version 4.2 or above. - config SMP bool "Symmetric multi-processing support" depends on SYS_SUPPORTS_SMP - select USE_GENERIC_SMP_HELPERS - ---help--- + help This enables support for systems with more than one CPU. If you have - a system with only one CPU, like most personal computers, say N. If - you have a system with more than one CPU, say Y. + a system with only one CPU, say N. If you have a system with more + than one CPU, say Y. - If you say N here, the kernel will run on single and multiprocessor + If you say N here, the kernel will run on uni- and multiprocessor machines, but will use only one CPU of a multiprocessor machine. If you say Y here, the kernel will run on many, but not all, - singleprocessor machines. On a singleprocessor machine, the kernel + uniprocessor machines. On a uniprocessor machine, the kernel will run faster if you say N here. People using multiprocessor machines who say Y here should also say Y to "Enhanced Real Time Clock Support", below. - See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO - available at <http://www.tldp.org/docs.html#howto>. + See also <file:Documentation/admin-guide/lockup-watchdogs.rst> and the SMP-HOWTO + available at <https://www.tldp.org/docs.html#howto>. If you don't know what to do here, say N. @@ -753,11 +609,9 @@ config HOTPLUG_CPU Say Y here to experiment with turning CPUs off and on. CPUs can be controlled through /sys/devices/system/cpu. -source "kernel/Kconfig.preempt" - config GUSA def_bool y - depends on !SMP && SUPERH32 + depends on !SMP help This enables support for gUSA (general UserSpace Atomicity). This is the default implementation for both UP and non-ll/sc @@ -793,6 +647,27 @@ endmenu menu "Boot options" +config BUILTIN_DTB + bool "Use builtin DTB" + default n + depends on SH_DEVICE_TREE + select GENERIC_BUILTIN_DTB + help + Link a device tree blob for particular hardware into the kernel, + suppressing use of the DTB pointer provided by the bootloader. + This option should only be used with legacy bootloaders that are + not capable of providing a DTB to the kernel, or for experimental + hardware without stable device tree bindings. + +config BUILTIN_DTB_NAME + string "Source file for builtin DTB" + default "" + depends on BUILTIN_DTB + help + Base name (without suffix, relative to arch/sh/boot/dts) for the + a DTS file that will be used to produce the DTB linked into the + kernel. + config ZERO_PAGE_OFFSET hex default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \ @@ -806,7 +681,6 @@ config ZERO_PAGE_OFFSET config BOOT_LINK_OFFSET hex default "0x00210000" if SH_SHMIN - default "0x00400000" if SH_CAYMAN default "0x00810000" if SH_7780_SOLUTION_ENGINE default "0x009e0000" if SH_TITAN default "0x01800000" if SH_SDK7780 @@ -838,7 +712,6 @@ config ROMIMAGE_MMCIF choice prompt "Kernel command line" - optional default CMDLINE_OVERWRITE help Setting this option allows the kernel command line arguments @@ -856,6 +729,11 @@ config CMDLINE_EXTEND Given string will be concatenated with arguments passed in by a bootloader. +config CMDLINE_FROM_BOOTLOADER + bool "Use bootloader kernel arguments" + help + Uses the command-line options passed by the boot loader. + endchoice config CMDLINE @@ -867,10 +745,6 @@ endmenu menu "Bus options" -config SUPERHYWAY - tristate "SuperHyway Bus support" - depends on CPU_SUBTYPE_SH4_202 - config MAPLE bool "Maple Bus support" depends on SH_DREAMCAST @@ -882,34 +756,6 @@ config MAPLE Dreamcast with a serial line terminal or a remote network connection. -config PCI - bool "PCI support" - depends on SYS_SUPPORTS_PCI - select PCI_DOMAINS - select GENERIC_PCI_IOMAP - select NO_GENERIC_PCI_IOPORT_MAP - help - Find out whether you have a PCI motherboard. PCI is the name of a - bus system, i.e. the way the CPU talks to the other stuff inside - your box. If you have PCI, say Y, otherwise N. - -config PCI_DOMAINS - bool - -source "drivers/pci/pcie/Kconfig" - -source "drivers/pci/Kconfig" - -source "drivers/pcmcia/Kconfig" - -source "drivers/pci/hotplug/Kconfig" - -endmenu - -menu "Executable file formats" - -source "fs/Kconfig.binfmt" - endmenu menu "Power management options (EXPERIMENTAL)" @@ -919,17 +765,3 @@ source "kernel/power/Kconfig" source "drivers/cpuidle/Kconfig" endmenu - -source "net/Kconfig" - -source "drivers/Kconfig" - -source "fs/Kconfig" - -source "arch/sh/Kconfig.debug" - -source "security/Kconfig" - -source "crypto/Kconfig" - -source "lib/Kconfig" diff --git a/arch/sh/Kconfig.cpu b/arch/sh/Kconfig.cpu index 05b518e90cf7..336c54369636 100644 --- a/arch/sh/Kconfig.cpu +++ b/arch/sh/Kconfig.cpu @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 menu "Processor features" choice @@ -12,7 +13,6 @@ config CPU_LITTLE_ENDIAN config CPU_BIG_ENDIAN bool "Big Endian" - depends on !CPU_SH5 endchoice @@ -26,10 +26,6 @@ config SH_FPU This option must be set in order to enable the FPU. -config SH64_FPU_DENORM_FLUSH - bool "Flush floating point denorms to zero" - depends on SH_FPU && SUPERH64 - config SH_FPU_EMU def_bool n prompt "FPU emulation support" @@ -76,10 +72,6 @@ config SPECULATIVE_EXECUTION If unsure, say N. -config SH64_ID2815_WORKAROUND - bool "Include workaround for SH5-101 cut2 silicon defect ID2815" - depends on CPU_SUBTYPE_SH5_101 - config CPU_HAS_INTEVT bool @@ -93,7 +85,7 @@ config CPU_HAS_SR_RB that are lacking this bit must have another method in place for accomplishing what is taken care of by the banked registers. - See <file:Documentation/sh/register-banks.txt> for further + See <file:Documentation/arch/sh/register-banks.rst> for further information on SR.RB and register banking in the kernel in general. config CPU_HAS_PTEAEX diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index 5f2bb4242c0f..8bcd6c1431a9 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -1,13 +1,7 @@ -menu "Kernel hacking" - -config TRACE_IRQFLAGS_SUPPORT - def_bool y - -source "lib/Kconfig.debug" +# SPDX-License-Identifier: GPL-2.0 config SH_STANDARD_BIOS bool "Use LinuxSH standard BIOS" - depends on SUPERH32 help Say Y here if your target has the gdb-sh-stub package from www.m17n.org (or any conforming standard LinuxSH BIOS) @@ -21,13 +15,24 @@ config SH_STANDARD_BIOS config STACK_DEBUG bool "Check for stack overflows" - depends on DEBUG_KERNEL && SUPERH32 + depends on DEBUG_KERNEL && PRINTK help This option will cause messages to be printed if free stack space drops below a certain limit. Saying Y here will add overhead to every function call and will therefore incur a major performance hit. Most users should say N. +config EARLY_PRINTK + bool "Early printk" + depends on SH_STANDARD_BIOS + help + Say Y here to redirect kernel printk messages to the serial port + used by the SH-IPL bootloader, starting very early in the boot + process and ending when the kernel's serial console is initialised. + This option is only useful while porting the kernel to a new machine, + when the kernel may crash or hang before the serial console is + initialised. If unsure, say N. + config 4KSTACKS bool "Use 4Kb for kernel stacks instead of 8Kb" depends on DEBUG_KERNEL && (MMU || BROKEN) && !PAGE_SIZE_64KB @@ -40,7 +45,7 @@ config 4KSTACKS config IRQSTACKS bool "Use separate kernel stacks when processing interrupts" - depends on DEBUG_KERNEL && SUPERH32 && BROKEN + depends on DEBUG_KERNEL && BROKEN help If you say Y here the kernel will use separate kernel stacks for handling hard and soft interrupts. This can help avoid @@ -48,7 +53,7 @@ config IRQSTACKS config DUMP_CODE bool "Show disassembly of nearby code in register dumps" - depends on DEBUG_KERNEL && SUPERH32 + depends on DEBUG_KERNEL default y if DEBUG_BUGVERBOSE default n help @@ -60,8 +65,8 @@ config DUMP_CODE config DWARF_UNWINDER bool "Enable the DWARF unwinder for stacktraces" + depends on DEBUG_KERNEL select FRAME_POINTER - depends on SUPERH32 default n help Enabling this option will make stacktraces more accurate, at @@ -79,13 +84,6 @@ config SH_NO_BSS_INIT For all other cases, say N. If this option seems perplexing, or you aren't sure, say N. -config SH64_SR_WATCH - bool "Debug: set SR.WATCH to enable hardware watchpoints and trace" - depends on SUPERH64 - config MCOUNT def_bool y - depends on SUPERH32 depends on STACK_DEBUG || FUNCTION_TRACER - -endmenu diff --git a/arch/sh/Makefile b/arch/sh/Makefile index aed701c7b11b..7b420424b6d7 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -9,12 +9,14 @@ # License. See the file "COPYING" in the main directory of this archive # for more details. # -ifneq ($(SUBARCH),$(ARCH)) +ifdef cross_compiling ifeq ($(CROSS_COMPILE),) - CROSS_COMPILE := $(call cc-cross-prefix, $(UTS_MACHINE)-linux- $(UTS_MACHINE)-linux-gnu- $(UTS_MACHINE)-unknown-linux-gnu-) + CROSS_COMPILE := $(call cc-cross-prefix, sh-linux- sh-linux-gnu- sh-unknown-linux-gnu-) endif endif +KBUILD_DEFCONFIG := shx3_defconfig + isa-y := any isa-$(CONFIG_SH_DSP) := sh isa-$(CONFIG_CPU_SH2) := sh2 @@ -23,23 +25,21 @@ isa-$(CONFIG_CPU_SH3) := sh3 isa-$(CONFIG_CPU_SH4) := sh4 isa-$(CONFIG_CPU_SH4A) := sh4a isa-$(CONFIG_CPU_SH4AL_DSP) := sh4al -isa-$(CONFIG_CPU_SH5) := shmedia -ifeq ($(CONFIG_SUPERH32),y) isa-$(CONFIG_SH_DSP) := $(isa-y)-dsp isa-y := $(isa-y)-up -endif cflags-$(CONFIG_CPU_SH2) := $(call cc-option,-m2,) +cflags-$(CONFIG_CPU_J2) += $(call cc-option,-mj2,) cflags-$(CONFIG_CPU_SH2A) += $(call cc-option,-m2a,) \ - $(call cc-option,-m2a-nofpu,) + $(call cc-option,-m2a-nofpu,) \ + $(call cc-option,-m4-nofpu,) cflags-$(CONFIG_CPU_SH3) := $(call cc-option,-m3,) cflags-$(CONFIG_CPU_SH4) := $(call cc-option,-m4,) \ $(call cc-option,-mno-implicit-fp,-m4-nofpu) cflags-$(CONFIG_CPU_SH4A) += $(call cc-option,-m4a,) \ $(call cc-option,-m4a-nofpu,) cflags-$(CONFIG_CPU_SH4AL_DSP) += $(call cc-option,-m4al,) -cflags-$(CONFIG_CPU_SH5) := $(call cc-option,-m5-32media-nofpu,) ifeq ($(cflags-y),) # @@ -80,7 +80,7 @@ OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment \ -R .stab -R .stabstr -S # Give the various platforms the opportunity to set default image types -defaultimage-$(CONFIG_SUPERH32) := zImage +defaultimage-y := zImage defaultimage-$(CONFIG_SH_SH7785LCR) := uImage defaultimage-$(CONFIG_SH_RSK) := uImage defaultimage-$(CONFIG_SH_URQUELL) := uImage @@ -92,74 +92,39 @@ defaultimage-$(CONFIG_SH_7206_SOLUTION_ENGINE) := vmlinux defaultimage-$(CONFIG_SH_7619_SOLUTION_ENGINE) := vmlinux # Set some sensible Kbuild defaults -KBUILD_IMAGE := $(defaultimage-y) +boot := arch/sh/boot +KBUILD_IMAGE := $(boot)/$(defaultimage-y) # # Choosing incompatible machines durings configuration will result in # error messages during linking. # -ifdef CONFIG_SUPERH32 UTS_MACHINE := sh -BITS := 32 LDFLAGS_vmlinux += -e _stext -KBUILD_DEFCONFIG := shx3_defconfig -else -UTS_MACHINE := sh64 -BITS := 64 -LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \ - --defsym phys_stext_shmedia=phys_stext+1 \ - -e phys_stext_shmedia -KBUILD_DEFCONFIG := cayman_defconfig -endif ifdef CONFIG_CPU_LITTLE_ENDIAN -ld-bfd := elf32-$(UTS_MACHINE)-linux -LDFLAGS_vmlinux += --defsym jiffies=jiffies_64 --oformat $(ld-bfd) -LDFLAGS += -EL +ld_bfd := elf32-sh-linux +LDFLAGS_vmlinux += --defsym jiffies=jiffies_64 --oformat $(ld_bfd) +KBUILD_LDFLAGS += -EL else -ld-bfd := elf32-$(UTS_MACHINE)big-linux -LDFLAGS_vmlinux += --defsym jiffies=jiffies_64+4 --oformat $(ld-bfd) -LDFLAGS += -EB +ld_bfd := elf32-shbig-linux +LDFLAGS_vmlinux += --defsym jiffies=jiffies_64+4 --oformat $(ld_bfd) +KBUILD_LDFLAGS += -EB endif -export ld-bfd BITS - -head-y := arch/sh/kernel/head_$(BITS).o - -core-y += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/ -core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/ +export ld_bfd # Mach groups machdir-$(CONFIG_SOLUTION_ENGINE) += mach-se -machdir-$(CONFIG_SH_HP6XX) += mach-hp6xx machdir-$(CONFIG_SH_DREAMCAST) += mach-dreamcast machdir-$(CONFIG_SH_SH03) += mach-sh03 -machdir-$(CONFIG_SH_RTS7751R2D) += mach-r2d -machdir-$(CONFIG_SH_HIGHLANDER) += mach-highlander machdir-$(CONFIG_SH_MIGOR) += mach-migor -machdir-$(CONFIG_SH_AP325RXA) += mach-ap325rxa machdir-$(CONFIG_SH_KFR2R09) += mach-kfr2r09 machdir-$(CONFIG_SH_ECOVEC) += mach-ecovec24 -machdir-$(CONFIG_SH_SDK7780) += mach-sdk7780 machdir-$(CONFIG_SH_SDK7786) += mach-sdk7786 machdir-$(CONFIG_SH_X3PROTO) += mach-x3proto -machdir-$(CONFIG_SH_SH7763RDP) += mach-sh7763rdp -machdir-$(CONFIG_SH_SH4202_MICRODEV) += mach-microdev machdir-$(CONFIG_SH_LANDISK) += mach-landisk -machdir-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2 -machdir-$(CONFIG_SH_CAYMAN) += mach-cayman -machdir-$(CONFIG_SH_RSK) += mach-rsk - -ifneq ($(machdir-y),) -core-y += $(addprefix arch/sh/boards/, \ - $(filter-out ., $(patsubst %,%/,$(machdir-y)))) -endif - -# Common machine type headers. Not part of the arch/sh/boards/ hierarchy. -machdir-y += mach-common - -# Companion chips -core-$(CONFIG_HD6446X_SERIES) += arch/sh/cchips/hd6446x/ +machdir-y += mach-common # # CPU header paths @@ -176,19 +141,12 @@ cpuincdir-$(CONFIG_CPU_SH2) += cpu-sh2 cpuincdir-$(CONFIG_CPU_SH3) += cpu-sh3 cpuincdir-$(CONFIG_CPU_SH4A) += cpu-sh4a cpuincdir-$(CONFIG_CPU_SH4) += cpu-sh4 -cpuincdir-$(CONFIG_CPU_SH5) += cpu-sh5 cpuincdir-y += cpu-common # Must be last drivers-y += arch/sh/drivers/ -drivers-$(CONFIG_OPROFILE) += arch/sh/oprofile/ - -boot := arch/sh/boot - -cflags-y += $(foreach d, $(cpuincdir-y), -Iarch/sh/include/$(d)) \ - $(foreach d, $(machdir-y), -Iarch/sh/include/$(d)) +KBUILD_CPPFLAGS += $(addprefix -I $(srctree)/arch/sh/include/, $(cpuincdir-y) $(machdir-y)) KBUILD_CFLAGS += -pipe $(cflags-y) -KBUILD_CPPFLAGS += $(cflags-y) KBUILD_AFLAGS += $(cflags-y) ifeq ($(CONFIG_MCOUNT),y) @@ -199,19 +157,14 @@ ifeq ($(CONFIG_DWARF_UNWINDER),y) KBUILD_CFLAGS += -fasynchronous-unwind-tables endif -ifeq ($(CONFIG_CC_STACKPROTECTOR),y) - KBUILD_CFLAGS += -fstack-protector -endif - -libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) -libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) +libs-y := arch/sh/lib/ $(libs-y) BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.xz uImage.lzo \ uImage.srec uImage.bin zImage vmlinux.bin vmlinux.srec \ romImage PHONY += $(BOOT_TARGETS) -all: $(KBUILD_IMAGE) +all: $(notdir $(KBUILD_IMAGE)) $(BOOT_TARGETS): vmlinux $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ @@ -221,9 +174,8 @@ compressed: zImage archprepare: $(Q)$(MAKE) $(build)=arch/sh/tools include/generated/machtypes.h -archclean: - $(Q)$(MAKE) $(clean)=$(boot) - $(Q)$(MAKE) $(clean)=arch/sh/kernel/vsyscall +archheaders: + $(Q)$(MAKE) $(build)=arch/sh/kernel/syscalls all define archhelp @echo ' zImage - Compressed kernel image' diff --git a/arch/sh/boards/Kconfig b/arch/sh/boards/Kconfig index fb5805745ace..1af93be61b1f 100644 --- a/arch/sh/boards/Kconfig +++ b/arch/sh/boards/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 menu "Board support" config SOLUTION_ENGINE @@ -6,6 +7,29 @@ config SOLUTION_ENGINE config SH_ALPHA_BOARD bool +config SH_CUSTOM_CLK + def_bool y + depends on !SH_DEVICE_TREE + select HAVE_LEGACY_CLK + +config SH_DEVICE_TREE + bool + select OF + select OF_EARLY_FLATTREE + select TIMER_OF + select COMMON_CLK + select GENERIC_CALIBRATE_DELAY + +config SH_JCORE_SOC + bool "J-Core SoC" + select SH_DEVICE_TREE + select CLKSRC_JCORE_PIT + select JCORE_AIC + depends on CPU_J2 + help + Select this option to include drivers core components of the + J-Core SoC, including interrupt controllers and timers. + config SH_SOLUTION_ENGINE bool "SolutionEngine" select SOLUTION_ENGINE @@ -55,9 +79,9 @@ config SH_7724_SOLUTION_ENGINE bool "SolutionEngine7724" select SOLUTION_ENGINE depends on CPU_SUBTYPE_SH7724 - select ARCH_REQUIRE_GPIOLIB - select SND_SOC_AK4642 if SND_SIMPLE_CARD + select GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR + imply SND_SOC_AK4642 if SND_SIMPLE_CARD help Select 7724 SolutionEngine if configuring for a Hitachi SH7724 evaluation board. @@ -74,7 +98,7 @@ config SH_7751_SOLUTION_ENGINE config SH_7780_SOLUTION_ENGINE bool "SolutionEngine7780" select SOLUTION_ENGINE - select SYS_SUPPORTS_PCI + select HAVE_PCI depends on CPU_SUBTYPE_SH7780 help Select 7780 SolutionEngine if configuring for a Renesas SH7780 @@ -102,7 +126,7 @@ config SH_HP6XX config SH_DREAMCAST bool "Dreamcast" - select SYS_SUPPORTS_PCI + select HAVE_PCI depends on CPU_SUBTYPE_SH7091 help Select Dreamcast if configuring for a SEGA Dreamcast. @@ -112,7 +136,7 @@ config SH_SH03 bool "Interface CTP/PCI-SH03" depends on CPU_SUBTYPE_SH7751 select CPU_HAS_IPR_IRQ - select SYS_SUPPORTS_PCI + select HAVE_PCI help CTP/PCI-SH03 is a CPU module computer that is produced by Interface Corporation. @@ -122,7 +146,7 @@ config SH_SECUREEDGE5410 bool "SecureEdge5410" depends on CPU_SUBTYPE_SH7751R select CPU_HAS_IPR_IRQ - select SYS_SUPPORTS_PCI + select HAVE_PCI help Select SecureEdge5410 if configuring for a SnapGear SH board. This includes both the OEM SecureEdge products as well as the @@ -131,7 +155,7 @@ config SH_SECUREEDGE5410 config SH_RTS7751R2D bool "RTS7751R2D" depends on CPU_SUBTYPE_SH7751R - select SYS_SUPPORTS_PCI + select HAVE_PCI select IO_TRAPPED if MMU help Select RTS7751R2D if configuring for a Renesas Technology @@ -149,7 +173,7 @@ config SH_RSK config SH_SDK7780 bool "SDK7780R3" depends on CPU_SUBTYPE_SH7780 - select SYS_SUPPORTS_PCI + select HAVE_PCI help Select SDK7780 if configuring for a Renesas SH7780 SDK7780R3 evaluation board. @@ -157,9 +181,8 @@ config SH_SDK7780 config SH_SDK7786 bool "SDK7786" depends on CPU_SUBTYPE_SH7786 - select SYS_SUPPORTS_PCI - select NO_IOPORT if !PCI - select ARCH_WANT_OPTIONAL_GPIOLIB + select HAVE_PCI + select NO_IOPORT_MAP if !PCI select HAVE_SRAM_POOL select REGULATOR_FIXED_VOLTAGE if REGULATOR help @@ -169,19 +192,19 @@ config SH_SDK7786 config SH_HIGHLANDER bool "Highlander" depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 - select SYS_SUPPORTS_PCI + select HAVE_PCI select IO_TRAPPED if MMU config SH_SH7757LCR bool "SH7757LCR" depends on CPU_SUBTYPE_SH7757 - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR config SH_SH7785LCR bool "SH7785LCR" depends on CPU_SUBTYPE_SH7785 - select SYS_SUPPORTS_PCI + select HAVE_PCI config SH_SH7785LCR_29BIT_PHYSMAPS bool "SH7785LCR 29bit physmaps" @@ -202,14 +225,14 @@ config SH_SH7785LCR_PT config SH_URQUELL bool "Urquell" depends on CPU_SUBTYPE_SH7786 - select ARCH_REQUIRE_GPIOLIB - select SYS_SUPPORTS_PCI - select NO_IOPORT if !PCI + select GPIOLIB + select HAVE_PCI + select NO_IOPORT_MAP if !PCI config SH_MIGOR bool "Migo-R" depends on CPU_SUBTYPE_SH7722 - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR help Select Migo-R if configuring for the SH7722 Migo-R platform @@ -218,7 +241,7 @@ config SH_MIGOR config SH_AP325RXA bool "AP-325RXA" depends on CPU_SUBTYPE_SH7723 - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR help Renesas "AP-325RXA" support. @@ -227,7 +250,7 @@ config SH_AP325RXA config SH_KFR2R09 bool "KFR2R09" depends on CPU_SUBTYPE_SH7724 - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR help "Kit For R2R for 2009" support. @@ -235,9 +258,9 @@ config SH_KFR2R09 config SH_ECOVEC bool "EcoVec" depends on CPU_SUBTYPE_SH7724 - select ARCH_REQUIRE_GPIOLIB - select SND_SOC_DA7210 if SND_SIMPLE_CARD + select GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR + imply SND_SOC_DA7210 if SND_SIMPLE_CARD help Renesas "R0P7724LC0011/21RL (EcoVec)" support. @@ -266,17 +289,10 @@ config SH_EDOSK7760 Select if configuring for a Renesas EDOSK7760 evaluation board. -config SH_SH4202_MICRODEV - bool "SH4-202 MicroDev" - depends on CPU_SUBTYPE_SH4_202 - help - Select SH4-202 MicroDev if configuring for a SuperH MicroDev board - with an SH4-202 CPU. - config SH_LANDISK bool "LANDISK" depends on CPU_SUBTYPE_SH7751R - select SYS_SUPPORTS_PCI + select HAVE_PCI help I-O DATA DEVICE, INC. "LANDISK Series" support. @@ -284,7 +300,7 @@ config SH_TITAN bool "TITAN" depends on CPU_SUBTYPE_SH7751R select CPU_HAS_IPR_IRQ - select SYS_SUPPORTS_PCI + select HAVE_PCI help Select Titan if you are configuring for a Nimble Microsystems NetEngine NP51R. @@ -299,29 +315,24 @@ config SH_SHMIN config SH_LBOX_RE2 bool "L-BOX RE2" depends on CPU_SUBTYPE_SH7751R - select SYS_SUPPORTS_PCI + select HAVE_PCI help Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2. config SH_X3PROTO bool "SH-X3 Prototype board" depends on CPU_SUBTYPE_SHX3 - select NO_IOPORT if !PCI + select NO_IOPORT_MAP if !PCI select IRQ_DOMAIN config SH_MAGIC_PANEL_R2 bool "Magic Panel R2" depends on CPU_SUBTYPE_SH7720 - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB select REGULATOR_FIXED_VOLTAGE if REGULATOR help Select Magic Panel R2 if configuring for Magic Panel R2. -config SH_CAYMAN - bool "Hitachi Cayman" - depends on CPU_SUBTYPE_SH5_101 || CPU_SUBTYPE_SH5_103 - select SYS_SUPPORTS_PCI - config SH_POLARIS bool "SMSC Polaris" select CPU_HAS_IPR_IRQ @@ -332,7 +343,7 @@ config SH_POLARIS config SH_SH2007 bool "SH-2007 board" - select NO_IOPORT + select NO_IOPORT_MAP select REGULATOR_FIXED_VOLTAGE if REGULATOR depends on CPU_SUBTYPE_SH7780 help @@ -340,7 +351,6 @@ config SH_SH2007 intended for embedded applications. It has an Ethernet interface (SMC9118), direct connected Compact Flash socket, two serial ports and PC-104 bus. - More information at <http://sh2000.sh-linux.org>. config SH_APSH4A3A bool "AP-SH4A-3A" @@ -353,7 +363,7 @@ config SH_APSH4A3A config SH_APSH4AD0A bool "AP-SH4AD-0A" select SH_ALPHA_BOARD - select SYS_SUPPORTS_PCI + select HAVE_PCI select REGULATOR_FIXED_VOLTAGE if REGULATOR depends on CPU_SUBTYPE_SH7786 help @@ -370,7 +380,7 @@ if SH_MAGIC_PANEL_R2 menu "Magic Panel R2 options" config SH_MAGIC_PANEL_R2_VERSION - int SH_MAGIC_PANEL_R2_VERSION + int "Magic Panel R2 Version" default "3" help Set the version of the Magic Panel R2 diff --git a/arch/sh/boards/Makefile b/arch/sh/boards/Makefile index 975a0f64ff20..fbbc350ca854 100644 --- a/arch/sh/boards/Makefile +++ b/arch/sh/boards/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Specific board support, not covered by a mach group. # @@ -15,3 +16,23 @@ obj-$(CONFIG_SH_TITAN) += board-titan.o obj-$(CONFIG_SH_SH7757LCR) += board-sh7757lcr.o obj-$(CONFIG_SH_APSH4A3A) += board-apsh4a3a.o obj-$(CONFIG_SH_APSH4AD0A) += board-apsh4ad0a.o + +obj-$(CONFIG_SH_DEVICE_TREE) += of-generic.o + +obj-$(CONFIG_SOLUTION_ENGINE) += mach-se/ +obj-$(CONFIG_SH_HP6XX) += mach-hp6xx/ +obj-$(CONFIG_SH_DREAMCAST) += mach-dreamcast/ +obj-$(CONFIG_SH_SH03) += mach-sh03/ +obj-$(CONFIG_SH_RTS7751R2D) += mach-r2d/ +obj-$(CONFIG_SH_HIGHLANDER) += mach-highlander/ +obj-$(CONFIG_SH_MIGOR) += mach-migor/ +obj-$(CONFIG_SH_AP325RXA) += mach-ap325rxa/ +obj-$(CONFIG_SH_KFR2R09) += mach-kfr2r09/ +obj-$(CONFIG_SH_ECOVEC) += mach-ecovec24/ +obj-$(CONFIG_SH_SDK7780) += mach-sdk7780/ +obj-$(CONFIG_SH_SDK7786) += mach-sdk7786/ +obj-$(CONFIG_SH_X3PROTO) += mach-x3proto/ +obj-$(CONFIG_SH_SH7763RDP) += mach-sh7763rdp/ +obj-$(CONFIG_SH_LANDISK) += mach-landisk/ +obj-$(CONFIG_SH_LBOX_RE2) += mach-lboxre2/ +obj-$(CONFIG_SH_RSK) += mach-rsk/ diff --git a/arch/sh/boards/board-apsh4a3a.c b/arch/sh/boards/board-apsh4a3a.c index 0a39c241628a..abf19a947df3 100644 --- a/arch/sh/boards/board-apsh4a3a.c +++ b/arch/sh/boards/board-apsh4a3a.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ALPHAPROJECT AP-SH4A-3A Support. * * Copyright (C) 2010 ALPHAPROJECT Co.,Ltd. * Copyright (C) 2008 Yoshihiro Shimoda * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -19,7 +16,7 @@ #include <linux/irq.h> #include <linux/clk.h> #include <asm/machvec.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #include <asm/clock.h> static struct mtd_partition nor_flash_partitions[] = { diff --git a/arch/sh/boards/board-apsh4ad0a.c b/arch/sh/boards/board-apsh4ad0a.c index 92eac3a99187..fa031a16c9b5 100644 --- a/arch/sh/boards/board-apsh4ad0a.c +++ b/arch/sh/boards/board-apsh4ad0a.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * ALPHAPROJECT AP-SH4AD-0A Support. * * Copyright (C) 2010 ALPHAPROJECT Co.,Ltd. * Copyright (C) 2010 Matt Fleming * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -18,7 +15,7 @@ #include <linux/irq.h> #include <linux/clk.h> #include <asm/machvec.h> -#include <asm/sizes.h> +#include <linux/sizes.h> /* Dummy supplies, where voltage doesn't matter */ static struct regulator_consumer_supply dummy_supplies[] = { diff --git a/arch/sh/boards/board-edosk7705.c b/arch/sh/boards/board-edosk7705.c index 5e24c17bbdad..0de7d603da2d 100644 --- a/arch/sh/boards/board-edosk7705.c +++ b/arch/sh/boards/board-edosk7705.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/renesas/edosk7705/setup.c * @@ -15,7 +16,7 @@ #include <linux/smc91x.h> #include <linux/sh_intc.h> #include <asm/machvec.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #define SMC_IOBASE 0xA2000000 #define SMC_IO_OFFSET 0x300 diff --git a/arch/sh/boards/board-edosk7760.c b/arch/sh/boards/board-edosk7760.c index bab5b9513904..7569d85c5ff5 100644 --- a/arch/sh/boards/board-edosk7760.c +++ b/arch/sh/boards/board-edosk7760.c @@ -1,22 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * Renesas Europe EDOSK7760 Board Support * * Copyright (C) 2008 SPES Societa' Progettazione Elettronica e Software Ltd. * Author: Luca Santini <luca.santini@spesonline.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <linux/init.h> #include <linux/types.h> @@ -31,7 +18,7 @@ #include <asm/addrspace.h> #include <asm/delay.h> #include <asm/i2c-sh7760.h> -#include <asm/sizes.h> +#include <linux/sizes.h> /* Bus state controller registers for CS4 area */ #define BSC_CS4BCR 0xA4FD0010 diff --git a/arch/sh/boards/board-espt.c b/arch/sh/boards/board-espt.c index 4d94dff9015c..6e784b5cf5a0 100644 --- a/arch/sh/boards/board-espt.c +++ b/arch/sh/boards/board-espt.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Data Technology Inc. ESPT-GIGA board support * * Copyright (C) 2008, 2009 Renesas Solutions Corp. * Copyright (C) 2008, 2009 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -16,7 +13,7 @@ #include <linux/sh_eth.h> #include <linux/sh_intc.h> #include <asm/machvec.h> -#include <asm/sizes.h> +#include <linux/sizes.h> /* NOR Flash */ static struct mtd_partition espt_nor_flash_partitions[] = { @@ -79,8 +76,6 @@ static struct resource sh_eth_resources[] = { static struct sh_eth_plat_data sh7763_eth_pdata = { .phy = 0, - .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_GIGABIT, .phy_interface = PHY_INTERFACE_MODE_MII, }; diff --git a/arch/sh/boards/board-magicpanelr2.c b/arch/sh/boards/board-magicpanelr2.c index 20500858b56c..75de893152af 100644 --- a/arch/sh/boards/board-magicpanelr2.c +++ b/arch/sh/boards/board-magicpanelr2.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/magicpanel/setup.c * * Copyright (C) 2007 Markus Brunner, Mark Jonas * * Magic Panel Release 2 board setup - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> @@ -24,6 +21,7 @@ #include <linux/sh_intc.h> #include <mach/magicpanelr2.h> #include <asm/heartbeat.h> +#include <cpu/gpio.h> #include <cpu/sh7720.h> /* Dummy supplies, where voltage doesn't matter */ diff --git a/arch/sh/boards/board-polaris.c b/arch/sh/boards/board-polaris.c index 37a08d094727..3de7bac01903 100644 --- a/arch/sh/boards/board-polaris.c +++ b/arch/sh/boards/board-polaris.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * June 2006 Steve Glendinning <steve.glendinning@shawell.net> * diff --git a/arch/sh/boards/board-secureedge5410.c b/arch/sh/boards/board-secureedge5410.c index 98b36205aa7b..603a82325c65 100644 --- a/arch/sh/boards/board-secureedge5410.c +++ b/arch/sh/boards/board-secureedge5410.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2002 David McCullough <davidm@snapgear.com> * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org> @@ -14,7 +15,6 @@ #include <linux/interrupt.h> #include <linux/timer.h> #include <linux/delay.h> -#include <linux/module.h> #include <linux/sched.h> #include <asm/machvec.h> #include <mach/secureedge5410.h> @@ -49,7 +49,7 @@ static int __init eraseconfig_init(void) irq); return 0; } -module_init(eraseconfig_init); +device_initcall(eraseconfig_init); /* * Initialize IRQ setting diff --git a/arch/sh/boards/board-sh2007.c b/arch/sh/boards/board-sh2007.c index 1980bb7e5780..6ea85e480851 100644 --- a/arch/sh/boards/board-sh2007.c +++ b/arch/sh/boards/board-sh2007.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH-2007 board support. * @@ -125,14 +126,14 @@ static void __init sh2007_init_irq(void) */ static void __init sh2007_setup(char **cmdline_p) { - printk(KERN_INFO "SH-2007 Setup..."); + pr_info("SH-2007 Setup..."); /* setup wait control registers for area 5 */ __raw_writel(CS5BCR_D, CS5BCR); __raw_writel(CS5WCR_D, CS5WCR); __raw_writel(CS5PCR_D, CS5PCR); - printk(KERN_INFO " done.\n"); + pr_cont(" done.\n"); } /* diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c index 4f114d1cd019..bca54e489e11 100644 --- a/arch/sh/boards/board-sh7757lcr.c +++ b/arch/sh/boards/board-sh7757lcr.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas R0P7757LC0012RL Support. * * Copyright (C) 2009 - 2010 Renesas Solutions Corp. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> @@ -18,8 +15,8 @@ #include <linux/spi/flash.h> #include <linux/io.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mmcif.h> -#include <linux/mmc/sh_mobile_sdhi.h> +#include <linux/platform_data/sh_mmcif.h> +#include <linux/platform_data/tmio.h> #include <linux/sh_eth.h> #include <linux/sh_intc.h> #include <linux/usb/renesas_usbhs.h> @@ -76,8 +73,6 @@ static struct resource sh_eth0_resources[] = { static struct sh_eth_plat_data sh7757_eth0_pdata = { .phy = 1, - .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_FAST_SH4, .set_mdio_gate = sh7757_eth_set_mdio_gate, }; @@ -105,8 +100,6 @@ static struct resource sh_eth1_resources[] = { static struct sh_eth_plat_data sh7757_eth1_pdata = { .phy = 1, - .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_FAST_SH4, .set_mdio_gate = sh7757_eth_set_mdio_gate, }; @@ -150,8 +143,6 @@ static struct resource sh_eth_giga0_resources[] = { static struct sh_eth_plat_data sh7757_eth_giga0_pdata = { .phy = 18, - .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_GIGABIT, .set_mdio_gate = sh7757_eth_giga_set_mdio_gate, .phy_interface = PHY_INTERFACE_MODE_RGMII_ID, }; @@ -185,8 +176,6 @@ static struct resource sh_eth_giga1_resources[] = { static struct sh_eth_plat_data sh7757_eth_giga1_pdata = { .phy = 19, - .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_GIGABIT, .set_mdio_gate = sh7757_eth_giga_set_mdio_gate, .phy_interface = PHY_INTERFACE_MODE_RGMII_ID, }; @@ -247,16 +236,16 @@ static struct platform_device sh_mmcif_device = { }; /* SDHI0 */ -static struct sh_mobile_sdhi_info sdhi_info = { - .dma_slave_tx = SHDMA_SLAVE_SDHI_TX, - .dma_slave_rx = SHDMA_SLAVE_SDHI_RX, - .tmio_caps = MMC_CAP_SD_HIGHSPEED, +static struct tmio_mmc_data sdhi_info = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI_RX, + .capabilities = MMC_CAP_SD_HIGHSPEED, }; static struct resource sdhi_resources[] = { [0] = { .start = 0xffe50000, - .end = 0xffe501ff, + .end = 0xffe500ff, .flags = IORESOURCE_MEM, }, [1] = { @@ -580,7 +569,7 @@ static int __init sh7757lcr_devices_setup(void) arch_initcall(sh7757lcr_devices_setup); /* Initialize IRQ setting */ -void __init init_sh7757lcr_IRQ(void) +static void __init init_sh7757lcr_IRQ(void) { plat_irq_setup_pins(IRQ_MODE_IRQ7654); plat_irq_setup_pins(IRQ_MODE_IRQ3210); diff --git a/arch/sh/boards/board-sh7785lcr.c b/arch/sh/boards/board-sh7785lcr.c index 2c4771ee84cd..25c4968f0d8b 100644 --- a/arch/sh/boards/board-sh7785lcr.c +++ b/arch/sh/boards/board-sh7785lcr.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Technology Corp. R0P7785LC0011RL Support. * * Copyright (C) 2008 Yoshihiro Shimoda * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -17,7 +14,7 @@ #include <linux/delay.h> #include <linux/interrupt.h> #include <linux/i2c.h> -#include <linux/i2c-pca-platform.h> +#include <linux/platform_data/i2c-pca-platform.h> #include <linux/i2c-algo-pca.h> #include <linux/usb/r8a66597.h> #include <linux/sh_intc.h> @@ -25,6 +22,7 @@ #include <linux/io.h> #include <linux/clk.h> #include <linux/errno.h> +#include <linux/gpio/machine.h> #include <mach/sh7785lcr.h> #include <cpu/sh7785.h> #include <asm/heartbeat.h> @@ -243,8 +241,15 @@ static struct resource i2c_resources[] = { }, }; +static struct gpiod_lookup_table i2c_gpio_table = { + .dev_id = "i2c.0", + .table = { + GPIO_LOOKUP("pfc-sh7757", 0, "reset-gpios", GPIO_ACTIVE_LOW), + { }, + }, +}; + static struct i2c_pca9564_pf_platform_data i2c_platform_data = { - .gpio = 0, .i2c_clock_speed = I2C_PCA_CON_330kHz, .timeout = HZ, }; @@ -283,13 +288,14 @@ static int __init sh7785lcr_devices_setup(void) i2c_device.num_resources = ARRAY_SIZE(i2c_proto_resources); } + gpiod_add_lookup_table(&i2c_gpio_table); return platform_add_devices(sh7785lcr_devices, ARRAY_SIZE(sh7785lcr_devices)); } device_initcall(sh7785lcr_devices_setup); /* Initialize IRQ setting */ -void __init init_sh7785lcr_IRQ(void) +static void __init init_sh7785lcr_IRQ(void) { plat_irq_setup_pins(IRQ_MODE_IRQ7654); plat_irq_setup_pins(IRQ_MODE_IRQ3210); @@ -335,7 +341,7 @@ static void __init sh7785lcr_setup(char **cmdline_p) pm_power_off = sh7785lcr_power_off; /* sm501 DRAM configuration */ - sm501_reg = ioremap_nocache(SM107_REG_ADDR, SM501_DRAM_CONTROL); + sm501_reg = ioremap(SM107_REG_ADDR, SM501_DRAM_CONTROL); if (!sm501_reg) { printk(KERN_ERR "%s: ioremap error.\n", __func__); return; diff --git a/arch/sh/boards/board-shmin.c b/arch/sh/boards/board-shmin.c index 325bed53b87e..83296c0b75c4 100644 --- a/arch/sh/boards/board-shmin.c +++ b/arch/sh/boards/board-shmin.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/shmin/setup.c * diff --git a/arch/sh/boards/board-titan.c b/arch/sh/boards/board-titan.c index 94c36c7bc0b3..074a848d8b56 100644 --- a/arch/sh/boards/board-titan.c +++ b/arch/sh/boards/board-titan.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/titan/setup.c - Setup for Titan * * Copyright (C) 2006 Jamie Lenehan - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> diff --git a/arch/sh/boards/board-urquell.c b/arch/sh/boards/board-urquell.c index b52abcc5259a..dad2b3b40735 100644 --- a/arch/sh/boards/board-urquell.c +++ b/arch/sh/boards/board-urquell.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Technology Corp. SH7786 Urquell Support. * @@ -6,10 +7,6 @@ * * Based on board-sh7785lcr.c * Copyright (C) 2008 Yoshihiro Shimoda - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -24,7 +21,7 @@ #include <mach/urquell.h> #include <cpu/sh7786.h> #include <asm/heartbeat.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #include <asm/smp-ops.h> /* diff --git a/arch/sh/boards/mach-ap325rxa/Makefile b/arch/sh/boards/mach-ap325rxa/Makefile index 4cf1774d2613..dba5d0c20261 100644 --- a/arch/sh/boards/mach-ap325rxa/Makefile +++ b/arch/sh/boards/mach-ap325rxa/Makefile @@ -1,2 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y := setup.o sdram.o diff --git a/arch/sh/boards/mach-ap325rxa/sdram.S b/arch/sh/boards/mach-ap325rxa/sdram.S index db24fbed4fca..541c82cc30b1 100644 --- a/arch/sh/boards/mach-ap325rxa/sdram.S +++ b/arch/sh/boards/mach-ap325rxa/sdram.S @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * AP325RXA sdram self/auto-refresh setup code * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> diff --git a/arch/sh/boards/mach-ap325rxa/setup.c b/arch/sh/boards/mach-ap325rxa/setup.c index 5620e33c18a0..bb5004a8ac02 100644 --- a/arch/sh/boards/mach-ap325rxa/setup.c +++ b/arch/sh/boards/mach-ap325rxa/setup.c @@ -1,40 +1,47 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas - AP-325RXA * (Compatible with Algo System ., LTD. - AP-320A) * * Copyright (C) 2008 Renesas Solutions Corp. * Author : Yusuke Goda <goda.yuske@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ -#include <linux/init.h> +#include <asm/clock.h> +#include <asm/io.h> +#include <asm/suspend.h> + +#include <cpu/sh7723.h> + +#include <linux/dma-map-ops.h> +#include <linux/clkdev.h> +#include <linux/delay.h> #include <linux/device.h> +#include <linux/gpio.h> +#include <linux/gpio/consumer.h> +#include <linux/gpio/machine.h> +#include <linux/i2c.h> +#include <linux/init.h> #include <linux/interrupt.h> -#include <linux/platform_device.h> +#include <linux/memblock.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mtd/physmap.h> #include <linux/mtd/sh_flctl.h> -#include <linux/delay.h> -#include <linux/i2c.h> +#include <linux/platform_data/tmio.h> +#include <linux/platform_device.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> +#include <linux/sh_intc.h> #include <linux/smsc911x.h> -#include <linux/gpio.h> #include <linux/videodev2.h> -#include <linux/sh_intc.h> -#include <media/ov772x.h> -#include <media/soc_camera.h> -#include <media/soc_camera_platform.h> -#include <media/sh_mobile_ceu.h> + +#include <media/drv-intf/renesas-ceu.h> +#include <media/i2c/ov772x.h> + #include <video/sh_mobile_lcdc.h> -#include <asm/io.h> -#include <asm/clock.h> -#include <asm/suspend.h> -#include <cpu/sh7723.h> + +#define CEU_BUFFER_MEMORY_SIZE (4 << 20) +static phys_addr_t ceu_dma_membase; /* Dummy supplies, where voltage doesn't matter */ static struct regulator_consumer_supply dummy_supplies[] = { @@ -253,150 +260,25 @@ static struct platform_device lcdc_device = { }, }; -static void camera_power(int val) -{ - gpio_set_value(GPIO_PTZ5, val); /* RST_CAM/RSTB */ - mdelay(10); -} - -#ifdef CONFIG_I2C -/* support for the old ncm03j camera */ -static unsigned char camera_ncm03j_magic[] = -{ - 0x87, 0x00, 0x88, 0x08, 0x89, 0x01, 0x8A, 0xE8, - 0x1D, 0x00, 0x1E, 0x8A, 0x21, 0x00, 0x33, 0x36, - 0x36, 0x60, 0x37, 0x08, 0x3B, 0x31, 0x44, 0x0F, - 0x46, 0xF0, 0x4B, 0x28, 0x4C, 0x21, 0x4D, 0x55, - 0x4E, 0x1B, 0x4F, 0xC7, 0x50, 0xFC, 0x51, 0x12, - 0x58, 0x02, 0x66, 0xC0, 0x67, 0x46, 0x6B, 0xA0, - 0x6C, 0x34, 0x7E, 0x25, 0x7F, 0x25, 0x8D, 0x0F, - 0x92, 0x40, 0x93, 0x04, 0x94, 0x26, 0x95, 0x0A, - 0x99, 0x03, 0x9A, 0xF0, 0x9B, 0x14, 0x9D, 0x7A, - 0xC5, 0x02, 0xD6, 0x07, 0x59, 0x00, 0x5A, 0x1A, - 0x5B, 0x2A, 0x5C, 0x37, 0x5D, 0x42, 0x5E, 0x56, - 0xC8, 0x00, 0xC9, 0x1A, 0xCA, 0x2A, 0xCB, 0x37, - 0xCC, 0x42, 0xCD, 0x56, 0xCE, 0x00, 0xCF, 0x1A, - 0xD0, 0x2A, 0xD1, 0x37, 0xD2, 0x42, 0xD3, 0x56, - 0x5F, 0x68, 0x60, 0x87, 0x61, 0xA3, 0x62, 0xBC, - 0x63, 0xD4, 0x64, 0xEA, 0xD6, 0x0F, -}; - -static int camera_probe(void) -{ - struct i2c_adapter *a = i2c_get_adapter(0); - struct i2c_msg msg; - int ret; - - if (!a) - return -ENODEV; - - camera_power(1); - msg.addr = 0x6e; - msg.buf = camera_ncm03j_magic; - msg.len = 2; - msg.flags = 0; - ret = i2c_transfer(a, &msg, 1); - camera_power(0); - - return ret; -} - -static int camera_set_capture(struct soc_camera_platform_info *info, - int enable) -{ - struct i2c_adapter *a = i2c_get_adapter(0); - struct i2c_msg msg; - int ret = 0; - int i; - - camera_power(0); - if (!enable) - return 0; /* no disable for now */ - - camera_power(1); - for (i = 0; i < ARRAY_SIZE(camera_ncm03j_magic); i += 2) { - u_int8_t buf[8]; - - msg.addr = 0x6e; - msg.buf = buf; - msg.len = 2; - msg.flags = 0; - - buf[0] = camera_ncm03j_magic[i]; - buf[1] = camera_ncm03j_magic[i + 1]; - - ret = (ret < 0) ? ret : i2c_transfer(a, &msg, 1); - } - - return ret; -} - -static int ap325rxa_camera_add(struct soc_camera_device *icd); -static void ap325rxa_camera_del(struct soc_camera_device *icd); - -static struct soc_camera_platform_info camera_info = { - .format_name = "UYVY", - .format_depth = 16, - .format = { - .code = V4L2_MBUS_FMT_UYVY8_2X8, - .colorspace = V4L2_COLORSPACE_SMPTE170M, - .field = V4L2_FIELD_NONE, - .width = 640, - .height = 480, +/* Powerdown/reset gpios for CEU image sensors */ +static struct gpiod_lookup_table ov7725_gpios = { + .dev_id = "0-0021", + .table = { + GPIO_LOOKUP("sh7723_pfc", GPIO_PTZ5, "reset", GPIO_ACTIVE_LOW), }, - .mbus_param = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER | - V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH | - V4L2_MBUS_DATA_ACTIVE_HIGH, - .mbus_type = V4L2_MBUS_PARALLEL, - .set_capture = camera_set_capture, -}; - -static struct soc_camera_link camera_link = { - .bus_id = 0, - .add_device = ap325rxa_camera_add, - .del_device = ap325rxa_camera_del, - .module_name = "soc_camera_platform", - .priv = &camera_info, }; -static struct platform_device *camera_device; - -static void ap325rxa_camera_release(struct device *dev) -{ - soc_camera_platform_release(&camera_device); -} - -static int ap325rxa_camera_add(struct soc_camera_device *icd) -{ - int ret = soc_camera_platform_add(icd, &camera_device, &camera_link, - ap325rxa_camera_release, 0); - if (ret < 0) - return ret; - - ret = camera_probe(); - if (ret < 0) - soc_camera_platform_del(icd, camera_device, &camera_link); - - return ret; -} - -static void ap325rxa_camera_del(struct soc_camera_device *icd) -{ - soc_camera_platform_del(icd, camera_device, &camera_link); -} -#endif /* CONFIG_I2C */ - -static int ov7725_power(struct device *dev, int mode) -{ - camera_power(0); - if (mode) - camera_power(1); - - return 0; -} - -static struct sh_mobile_ceu_info sh_mobile_ceu_info = { - .flags = SH_CEU_FLAG_USE_8BIT_BUS, +static struct ceu_platform_data ceu0_pdata = { + .num_subdevs = 1, + .subdevs = { + { /* [0] = ov7725 */ + .flags = 0, + .bus_width = 8, + .bus_shift = 0, + .i2c_adapter_id = 0, + .i2c_address = 0x21, + }, + }, }; static struct resource ceu_resources[] = { @@ -410,18 +292,15 @@ static struct resource ceu_resources[] = { .start = evt2irq(0x880), .flags = IORESOURCE_IRQ, }, - [2] = { - /* place holder for contiguous memory */ - }, }; -static struct platform_device ceu_device = { - .name = "sh_mobile_ceu", - .id = 0, /* "ceu0" clock */ +static struct platform_device ap325rxa_ceu_device = { + .name = "renesas-ceu", + .id = 0, /* "ceu.0" clock */ .num_resources = ARRAY_SIZE(ceu_resources), .resource = ceu_resources, .dev = { - .platform_data = &sh_mobile_ceu_info, + .platform_data = &ceu0_pdata, }, }; @@ -447,8 +326,8 @@ static struct resource sdhi0_cn3_resources[] = { }, }; -static struct sh_mobile_sdhi_info sdhi0_cn3_data = { - .tmio_caps = MMC_CAP_SDIO_IRQ, +static struct tmio_mmc_data sdhi0_cn3_data = { + .capabilities = MMC_CAP_SDIO_IRQ, }; static struct platform_device sdhi0_cn3_device = { @@ -474,8 +353,8 @@ static struct resource sdhi1_cn7_resources[] = { }, }; -static struct sh_mobile_sdhi_info sdhi1_cn7_data = { - .tmio_caps = MMC_CAP_SDIO_IRQ, +static struct tmio_mmc_data sdhi1_cn7_data = { + .capabilities = MMC_CAP_SDIO_IRQ, }; static struct platform_device sdhi1_cn7_device = { @@ -488,44 +367,18 @@ static struct platform_device sdhi1_cn7_device = { }, }; -static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = { - { - I2C_BOARD_INFO("pcf8563", 0x51), - }, -}; - -static struct i2c_board_info ap325rxa_i2c_camera[] = { - { - I2C_BOARD_INFO("ov772x", 0x21), - }, -}; - static struct ov772x_camera_info ov7725_info = { .flags = OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP, .edgectrl = OV772X_AUTO_EDGECTRL(0xf, 0), }; -static struct soc_camera_link ov7725_link = { - .bus_id = 0, - .power = ov7725_power, - .board_info = &ap325rxa_i2c_camera[0], - .i2c_adapter_id = 0, - .priv = &ov7725_info, -}; - -static struct platform_device ap325rxa_camera[] = { +static struct i2c_board_info ap325rxa_i2c_devices[] __initdata = { { - .name = "soc-camera-pdrv", - .id = 0, - .dev = { - .platform_data = &ov7725_link, - }, - }, { - .name = "soc-camera-pdrv", - .id = 1, - .dev = { - .platform_data = &camera_link, - }, + I2C_BOARD_INFO("pcf8563", 0x51), + }, + { + I2C_BOARD_INFO("ov772x", 0x21), + .platform_data = &ov7725_info, }, }; @@ -533,12 +386,9 @@ static struct platform_device *ap325rxa_devices[] __initdata = { &smsc9118_device, &ap325rxa_nor_flash_device, &lcdc_device, - &ceu_device, &nand_flash_device, &sdhi0_cn3_device, &sdhi1_cn7_device, - &ap325rxa_camera[0], - &ap325rxa_camera[1], }; extern char ap325rxa_sdram_enter_start; @@ -562,16 +412,16 @@ static int __init ap325rxa_devices_setup(void) /* LD3 and LD4 LEDs */ gpio_request(GPIO_PTX5, NULL); /* RUN */ gpio_direction_output(GPIO_PTX5, 1); - gpio_export(GPIO_PTX5, 0); + gpiod_export(gpio_to_desc(GPIO_PTX5), 0); gpio_request(GPIO_PTX4, NULL); /* INDICATOR */ gpio_direction_output(GPIO_PTX4, 0); - gpio_export(GPIO_PTX4, 0); + gpiod_export(gpio_to_desc(GPIO_PTX4), 0); /* SW1 input */ gpio_request(GPIO_PTF7, NULL); /* MODE */ gpio_direction_input(GPIO_PTF7); - gpio_export(GPIO_PTF7, 0); + gpiod_export(gpio_to_desc(GPIO_PTF7), 0); /* LCDC */ gpio_request(GPIO_FN_LCDD15, NULL); @@ -649,8 +499,6 @@ static int __init ap325rxa_devices_setup(void) __raw_writew(0xFFFF, PORT_DRVCRA); __raw_writew(0xFFFF, PORT_DRVCRB); - platform_resource_setup_memory(&ceu_device, "ceu", 4 << 20); - /* SDHI0 - CN3 - SD CARD */ gpio_request(GPIO_FN_SDHI0CD_PTD, NULL); gpio_request(GPIO_FN_SDHI0WP_PTD, NULL); @@ -670,9 +518,23 @@ static int __init ap325rxa_devices_setup(void) gpio_request(GPIO_FN_SDHI1CMD, NULL); gpio_request(GPIO_FN_SDHI1CLK, NULL); + /* Add a clock alias for ov7725 xclk source. */ + clk_add_alias(NULL, "0-0021", "video_clk", NULL); + + /* Register RSTB gpio for ov7725 camera sensor. */ + gpiod_add_lookup_table(&ov7725_gpios); + i2c_register_board_info(0, ap325rxa_i2c_devices, ARRAY_SIZE(ap325rxa_i2c_devices)); + /* Initialize CEU platform device separately to map memory first */ + device_initialize(&ap325rxa_ceu_device.dev); + dma_declare_coherent_memory(&ap325rxa_ceu_device.dev, + ceu_dma_membase, ceu_dma_membase, + CEU_BUFFER_MEMORY_SIZE); + + platform_device_add(&ap325rxa_ceu_device); + return platform_add_devices(ap325rxa_devices, ARRAY_SIZE(ap325rxa_devices)); } @@ -689,7 +551,24 @@ static int ap325rxa_mode_pins(void) return MODE_PIN5 | MODE_PIN8; } +/* Reserve a portion of memory for CEU buffers */ +static void __init ap325rxa_mv_mem_reserve(void) +{ + phys_addr_t phys; + phys_addr_t size = CEU_BUFFER_MEMORY_SIZE; + + phys = memblock_phys_alloc(size, PAGE_SIZE); + if (!phys) + panic("Failed to allocate CEU memory\n"); + + memblock_phys_free(phys, size); + memblock_remove(phys, size); + + ceu_dma_membase = phys; +} + static struct sh_machine_vector mv_ap325rxa __initmv = { .mv_name = "AP-325RXA", .mv_mode_pins = ap325rxa_mode_pins, + .mv_mem_reserve = ap325rxa_mv_mem_reserve, }; diff --git a/arch/sh/boards/mach-cayman/Makefile b/arch/sh/boards/mach-cayman/Makefile deleted file mode 100644 index 00fa3eaecb1b..000000000000 --- a/arch/sh/boards/mach-cayman/Makefile +++ /dev/null @@ -1,4 +0,0 @@ -# -# Makefile for the Hitachi Cayman specific parts of the kernel -# -obj-y := setup.o irq.o panic.o diff --git a/arch/sh/boards/mach-cayman/irq.c b/arch/sh/boards/mach-cayman/irq.c deleted file mode 100644 index 724e8b7271f4..000000000000 --- a/arch/sh/boards/mach-cayman/irq.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * arch/sh/mach-cayman/irq.c - SH-5 Cayman Interrupt Support - * - * This file handles the board specific parts of the Cayman interrupt system - * - * Copyright (C) 2002 Stuart Menefy - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/io.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <linux/signal.h> -#include <cpu/irq.h> -#include <asm/page.h> - -/* Setup for the SMSC FDC37C935 / LAN91C100FD */ -#define SMSC_IRQ IRQ_IRL1 - -/* Setup for PCI Bus 2, which transmits interrupts via the EPLD */ -#define PCI2_IRQ IRQ_IRL3 - -unsigned long epld_virt; - -#define EPLD_BASE 0x04002000 -#define EPLD_STATUS_BASE (epld_virt + 0x10) -#define EPLD_MASK_BASE (epld_virt + 0x20) - -/* Note the SMSC SuperIO chip and SMSC LAN chip interrupts are all muxed onto - the same SH-5 interrupt */ - -static irqreturn_t cayman_interrupt_smsc(int irq, void *dev_id) -{ - printk(KERN_INFO "CAYMAN: spurious SMSC interrupt\n"); - return IRQ_NONE; -} - -static irqreturn_t cayman_interrupt_pci2(int irq, void *dev_id) -{ - printk(KERN_INFO "CAYMAN: spurious PCI interrupt, IRQ %d\n", irq); - return IRQ_NONE; -} - -static struct irqaction cayman_action_smsc = { - .name = "Cayman SMSC Mux", - .handler = cayman_interrupt_smsc, -}; - -static struct irqaction cayman_action_pci2 = { - .name = "Cayman PCI2 Mux", - .handler = cayman_interrupt_pci2, -}; - -static void enable_cayman_irq(struct irq_data *data) -{ - unsigned int irq = data->irq; - unsigned long flags; - unsigned long mask; - unsigned int reg; - unsigned char bit; - - irq -= START_EXT_IRQS; - reg = EPLD_MASK_BASE + ((irq / 8) << 2); - bit = 1<<(irq % 8); - local_irq_save(flags); - mask = __raw_readl(reg); - mask |= bit; - __raw_writel(mask, reg); - local_irq_restore(flags); -} - -static void disable_cayman_irq(struct irq_data *data) -{ - unsigned int irq = data->irq; - unsigned long flags; - unsigned long mask; - unsigned int reg; - unsigned char bit; - - irq -= START_EXT_IRQS; - reg = EPLD_MASK_BASE + ((irq / 8) << 2); - bit = 1<<(irq % 8); - local_irq_save(flags); - mask = __raw_readl(reg); - mask &= ~bit; - __raw_writel(mask, reg); - local_irq_restore(flags); -} - -struct irq_chip cayman_irq_type = { - .name = "Cayman-IRQ", - .irq_unmask = enable_cayman_irq, - .irq_mask = disable_cayman_irq, -}; - -int cayman_irq_demux(int evt) -{ - int irq = intc_evt_to_irq[evt]; - - if (irq == SMSC_IRQ) { - unsigned long status; - int i; - - status = __raw_readl(EPLD_STATUS_BASE) & - __raw_readl(EPLD_MASK_BASE) & 0xff; - if (status == 0) { - irq = -1; - } else { - for (i=0; i<8; i++) { - if (status & (1<<i)) - break; - } - irq = START_EXT_IRQS + i; - } - } - - if (irq == PCI2_IRQ) { - unsigned long status; - int i; - - status = __raw_readl(EPLD_STATUS_BASE + 3 * sizeof(u32)) & - __raw_readl(EPLD_MASK_BASE + 3 * sizeof(u32)) & 0xff; - if (status == 0) { - irq = -1; - } else { - for (i=0; i<8; i++) { - if (status & (1<<i)) - break; - } - irq = START_EXT_IRQS + (3 * 8) + i; - } - } - - return irq; -} - -void init_cayman_irq(void) -{ - int i; - - epld_virt = (unsigned long)ioremap_nocache(EPLD_BASE, 1024); - if (!epld_virt) { - printk(KERN_ERR "Cayman IRQ: Unable to remap EPLD\n"); - return; - } - - for (i = 0; i < NR_EXT_IRQS; i++) { - irq_set_chip_and_handler(START_EXT_IRQS + i, - &cayman_irq_type, handle_level_irq); - } - - /* Setup the SMSC interrupt */ - setup_irq(SMSC_IRQ, &cayman_action_smsc); - setup_irq(PCI2_IRQ, &cayman_action_pci2); -} diff --git a/arch/sh/boards/mach-cayman/panic.c b/arch/sh/boards/mach-cayman/panic.c deleted file mode 100644 index d1e67306d07c..000000000000 --- a/arch/sh/boards/mach-cayman/panic.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * Copyright (C) 2003 Richard Curnow, SuperH UK Limited - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/kernel.h> -#include <linux/io.h> -#include <cpu/registers.h> - -/* THIS IS A PHYSICAL ADDRESS */ -#define HDSP2534_ADDR (0x04002100) - -static void poor_mans_delay(void) -{ - int i; - - for (i = 0; i < 2500000; i++) - cpu_relax(); -} - -static void show_value(unsigned long x) -{ - int i; - unsigned nibble; - for (i = 0; i < 8; i++) { - nibble = ((x >> (i * 4)) & 0xf); - - __raw_writeb(nibble + ((nibble > 9) ? 55 : 48), - HDSP2534_ADDR + 0xe0 + ((7 - i) << 2)); - } -} - -void -panic_handler(unsigned long panicPC, unsigned long panicSSR, - unsigned long panicEXPEVT) -{ - while (1) { - /* This piece of code displays the PC on the LED display */ - show_value(panicPC); - poor_mans_delay(); - show_value(panicSSR); - poor_mans_delay(); - show_value(panicEXPEVT); - poor_mans_delay(); - } -} diff --git a/arch/sh/boards/mach-cayman/setup.c b/arch/sh/boards/mach-cayman/setup.c deleted file mode 100644 index 340fd40b381d..000000000000 --- a/arch/sh/boards/mach-cayman/setup.c +++ /dev/null @@ -1,186 +0,0 @@ -/* - * arch/sh/mach-cayman/setup.c - * - * SH5 Cayman support - * - * Copyright (C) 2002 David J. Mckay & Benedict Gaster - * Copyright (C) 2003 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/io.h> -#include <linux/kernel.h> -#include <cpu/irq.h> - -/* - * Platform Dependent Interrupt Priorities. - */ - -/* Using defaults defined in irq.h */ -#define RES NO_PRIORITY /* Disabled */ -#define IR0 IRL0_PRIORITY /* IRLs */ -#define IR1 IRL1_PRIORITY -#define IR2 IRL2_PRIORITY -#define IR3 IRL3_PRIORITY -#define PCA INTA_PRIORITY /* PCI Ints */ -#define PCB INTB_PRIORITY -#define PCC INTC_PRIORITY -#define PCD INTD_PRIORITY -#define SER TOP_PRIORITY -#define ERR TOP_PRIORITY -#define PW0 TOP_PRIORITY -#define PW1 TOP_PRIORITY -#define PW2 TOP_PRIORITY -#define PW3 TOP_PRIORITY -#define DM0 NO_PRIORITY /* DMA Ints */ -#define DM1 NO_PRIORITY -#define DM2 NO_PRIORITY -#define DM3 NO_PRIORITY -#define DAE NO_PRIORITY -#define TU0 TIMER_PRIORITY /* TMU Ints */ -#define TU1 NO_PRIORITY -#define TU2 NO_PRIORITY -#define TI2 NO_PRIORITY -#define ATI NO_PRIORITY /* RTC Ints */ -#define PRI NO_PRIORITY -#define CUI RTC_PRIORITY -#define ERI SCIF_PRIORITY /* SCIF Ints */ -#define RXI SCIF_PRIORITY -#define BRI SCIF_PRIORITY -#define TXI SCIF_PRIORITY -#define ITI TOP_PRIORITY /* WDT Ints */ - -/* Setup for the SMSC FDC37C935 */ -#define SMSC_SUPERIO_BASE 0x04000000 -#define SMSC_CONFIG_PORT_ADDR 0x3f0 -#define SMSC_INDEX_PORT_ADDR SMSC_CONFIG_PORT_ADDR -#define SMSC_DATA_PORT_ADDR 0x3f1 - -#define SMSC_ENTER_CONFIG_KEY 0x55 -#define SMSC_EXIT_CONFIG_KEY 0xaa - -#define SMCS_LOGICAL_DEV_INDEX 0x07 -#define SMSC_DEVICE_ID_INDEX 0x20 -#define SMSC_DEVICE_REV_INDEX 0x21 -#define SMSC_ACTIVATE_INDEX 0x30 -#define SMSC_PRIMARY_BASE_INDEX 0x60 -#define SMSC_SECONDARY_BASE_INDEX 0x62 -#define SMSC_PRIMARY_INT_INDEX 0x70 -#define SMSC_SECONDARY_INT_INDEX 0x72 - -#define SMSC_IDE1_DEVICE 1 -#define SMSC_KEYBOARD_DEVICE 7 -#define SMSC_CONFIG_REGISTERS 8 - -#define SMSC_SUPERIO_READ_INDEXED(index) ({ \ - outb((index), SMSC_INDEX_PORT_ADDR); \ - inb(SMSC_DATA_PORT_ADDR); }) -#define SMSC_SUPERIO_WRITE_INDEXED(val, index) ({ \ - outb((index), SMSC_INDEX_PORT_ADDR); \ - outb((val), SMSC_DATA_PORT_ADDR); }) - -#define IDE1_PRIMARY_BASE 0x01f0 -#define IDE1_SECONDARY_BASE 0x03f6 - -unsigned long smsc_superio_virt; - -int platform_int_priority[NR_INTC_IRQS] = { - IR0, IR1, IR2, IR3, PCA, PCB, PCC, PCD, /* IRQ 0- 7 */ - RES, RES, RES, RES, SER, ERR, PW3, PW2, /* IRQ 8-15 */ - PW1, PW0, DM0, DM1, DM2, DM3, DAE, RES, /* IRQ 16-23 */ - RES, RES, RES, RES, RES, RES, RES, RES, /* IRQ 24-31 */ - TU0, TU1, TU2, TI2, ATI, PRI, CUI, ERI, /* IRQ 32-39 */ - RXI, BRI, TXI, RES, RES, RES, RES, RES, /* IRQ 40-47 */ - RES, RES, RES, RES, RES, RES, RES, RES, /* IRQ 48-55 */ - RES, RES, RES, RES, RES, RES, RES, ITI, /* IRQ 56-63 */ -}; - -static int __init smsc_superio_setup(void) -{ - unsigned char devid, devrev; - - smsc_superio_virt = (unsigned long)ioremap_nocache(SMSC_SUPERIO_BASE, 1024); - if (!smsc_superio_virt) { - panic("Unable to remap SMSC SuperIO\n"); - } - - /* Initially the chip is in run state */ - /* Put it into configuration state */ - outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); - outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); - - /* Read device ID info */ - devid = SMSC_SUPERIO_READ_INDEXED(SMSC_DEVICE_ID_INDEX); - devrev = SMSC_SUPERIO_READ_INDEXED(SMSC_DEVICE_REV_INDEX); - printk("SMSC SuperIO devid %02x rev %02x\n", devid, devrev); - - /* Select the keyboard device */ - SMSC_SUPERIO_WRITE_INDEXED(SMSC_KEYBOARD_DEVICE, SMCS_LOGICAL_DEV_INDEX); - - /* enable it */ - SMSC_SUPERIO_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - - /* Select the interrupts */ - /* On a PC keyboard is IRQ1, mouse is IRQ12 */ - SMSC_SUPERIO_WRITE_INDEXED(1, SMSC_PRIMARY_INT_INDEX); - SMSC_SUPERIO_WRITE_INDEXED(12, SMSC_SECONDARY_INT_INDEX); - -#ifdef CONFIG_IDE - /* - * Only IDE1 exists on the Cayman - */ - - /* Power it on */ - SMSC_SUPERIO_WRITE_INDEXED(1 << SMSC_IDE1_DEVICE, 0x22); - - SMSC_SUPERIO_WRITE_INDEXED(SMSC_IDE1_DEVICE, SMCS_LOGICAL_DEV_INDEX); - SMSC_SUPERIO_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - - SMSC_SUPERIO_WRITE_INDEXED(IDE1_PRIMARY_BASE >> 8, - SMSC_PRIMARY_BASE_INDEX + 0); - SMSC_SUPERIO_WRITE_INDEXED(IDE1_PRIMARY_BASE & 0xff, - SMSC_PRIMARY_BASE_INDEX + 1); - - SMSC_SUPERIO_WRITE_INDEXED(IDE1_SECONDARY_BASE >> 8, - SMSC_SECONDARY_BASE_INDEX + 0); - SMSC_SUPERIO_WRITE_INDEXED(IDE1_SECONDARY_BASE & 0xff, - SMSC_SECONDARY_BASE_INDEX + 1); - - SMSC_SUPERIO_WRITE_INDEXED(14, SMSC_PRIMARY_INT_INDEX); - - SMSC_SUPERIO_WRITE_INDEXED(SMSC_CONFIG_REGISTERS, - SMCS_LOGICAL_DEV_INDEX); - - SMSC_SUPERIO_WRITE_INDEXED(0x00, 0xc2); /* GP42 = nIDE1_OE */ - SMSC_SUPERIO_WRITE_INDEXED(0x01, 0xc5); /* GP45 = IDE1_IRQ */ - SMSC_SUPERIO_WRITE_INDEXED(0x00, 0xc6); /* GP46 = nIOROP */ - SMSC_SUPERIO_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */ -#endif - - /* Exit the configuration state */ - outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); - - return 0; -} -device_initcall(smsc_superio_setup); - -static void __iomem *cayman_ioport_map(unsigned long port, unsigned int len) -{ - if (port < 0x400) { - extern unsigned long smsc_superio_virt; - return (void __iomem *)((port << 2) | smsc_superio_virt); - } - - return (void __iomem *)port; -} - -extern void init_cayman_irq(void); - -static struct sh_machine_vector mv_cayman __initmv = { - .mv_name = "Hitachi Cayman", - .mv_ioport_map = cayman_ioport_map, - .mv_init_irq = init_cayman_irq, -}; diff --git a/arch/sh/boards/mach-dreamcast/Makefile b/arch/sh/boards/mach-dreamcast/Makefile index 7b97546c7e5f..37b2452206aa 100644 --- a/arch/sh/boards/mach-dreamcast/Makefile +++ b/arch/sh/boards/mach-dreamcast/Makefile @@ -1,6 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Sega Dreamcast specific parts of the kernel # -obj-y := setup.o irq.o rtc.o - +obj-y := setup.o irq.o +obj-$(CONFIG_RTC_DRV_GENERIC) += rtc.o diff --git a/arch/sh/boards/mach-dreamcast/irq.c b/arch/sh/boards/mach-dreamcast/irq.c index 2789647abebe..0eec82fb85e7 100644 --- a/arch/sh/boards/mach-dreamcast/irq.c +++ b/arch/sh/boards/mach-dreamcast/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/dreamcast/irq.c * @@ -6,11 +7,9 @@ * Copyright (c) 2001, 2002 M. R. Brown <mrbrown@0xd6.org> * * This file is part of the LinuxDC project (www.linuxdc.org) - * Released under the terms of the GNU GPL v2.0 */ #include <linux/irq.h> #include <linux/io.h> -#include <linux/irq.h> #include <linux/export.h> #include <linux/err.h> #include <mach/sysasic.h> @@ -109,13 +108,13 @@ int systemasic_irq_demux(int irq) __u32 j, bit; switch (irq) { - case 13: + case 13 + 16: level = 0; break; - case 11: + case 11 + 16: level = 1; break; - case 9: + case 9 + 16: level = 2; break; default: diff --git a/arch/sh/boards/mach-dreamcast/rtc.c b/arch/sh/boards/mach-dreamcast/rtc.c index 061d65714fcc..7873cd27e4e0 100644 --- a/arch/sh/boards/mach-dreamcast/rtc.c +++ b/arch/sh/boards/mach-dreamcast/rtc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/dreamcast/rtc.c * @@ -5,14 +6,12 @@ * * Copyright (c) 2001, 2002 M. R. Brown <mrbrown@0xd6.org> * Copyright (c) 2002 Paul Mundt <lethal@chaoticdreams.org> - * - * Released under the terms of the GNU GPL v2.0. - * */ #include <linux/time.h> -#include <asm/rtc.h> -#include <asm/io.h> +#include <linux/rtc.h> +#include <linux/io.h> +#include <linux/platform_device.h> /* The AICA RTC has an Epoch of 1/1/1950, so we must subtract 20 years (in seconds) to get the standard Unix Epoch when getting the time, and add @@ -26,13 +25,15 @@ /** * aica_rtc_gettimeofday - Get the time from the AICA RTC - * @ts: pointer to resulting timespec + * @dev: the RTC device (ignored) + * @tm: pointer to resulting RTC time structure * * Grabs the current RTC seconds counter and adjusts it to the Unix Epoch. */ -static void aica_rtc_gettimeofday(struct timespec *ts) +static int aica_rtc_gettimeofday(struct device *dev, struct rtc_time *tm) { unsigned long val1, val2; + time64_t t; do { val1 = ((__raw_readl(AICA_RTC_SECS_H) & 0xffff) << 16) | @@ -42,22 +43,26 @@ static void aica_rtc_gettimeofday(struct timespec *ts) (__raw_readl(AICA_RTC_SECS_L) & 0xffff); } while (val1 != val2); - ts->tv_sec = val1 - TWENTY_YEARS; + /* normalize to 1970..2106 time range */ + t = (u32)(val1 - TWENTY_YEARS); - /* Can't get nanoseconds with just a seconds counter. */ - ts->tv_nsec = 0; + rtc_time64_to_tm(t, tm); + + return 0; } /** * aica_rtc_settimeofday - Set the AICA RTC to the current time - * @secs: contains the time_t to set + * @dev: the RTC device (ignored) + * @tm: pointer to new RTC time structure * * Adjusts the given @tv to the AICA Epoch and sets the RTC seconds counter. */ -static int aica_rtc_settimeofday(const time_t secs) +static int aica_rtc_settimeofday(struct device *dev, struct rtc_time *tm) { unsigned long val1, val2; - unsigned long adj = secs + TWENTY_YEARS; + time64_t secs = rtc_tm_to_time64(tm); + u32 adj = secs + TWENTY_YEARS; do { __raw_writel((adj & 0xffff0000) >> 16, AICA_RTC_SECS_H); @@ -73,9 +78,19 @@ static int aica_rtc_settimeofday(const time_t secs) return 0; } -void aica_time_init(void) +static const struct rtc_class_ops rtc_generic_ops = { + .read_time = aica_rtc_gettimeofday, + .set_time = aica_rtc_settimeofday, +}; + +static int __init aica_time_init(void) { - rtc_sh_get_time = aica_rtc_gettimeofday; - rtc_sh_set_time = aica_rtc_settimeofday; -} + struct platform_device *pdev; + pdev = platform_device_register_data(NULL, "rtc-generic", -1, + &rtc_generic_ops, + sizeof(rtc_generic_ops)); + + return PTR_ERR_OR_ZERO(pdev); +} +arch_initcall(aica_time_init); diff --git a/arch/sh/boards/mach-dreamcast/setup.c b/arch/sh/boards/mach-dreamcast/setup.c index ad1a4db72e04..daa8455549fa 100644 --- a/arch/sh/boards/mach-dreamcast/setup.c +++ b/arch/sh/boards/mach-dreamcast/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/dreamcast/setup.c * @@ -8,8 +9,6 @@ * * This file is part of the LinuxDC project (www.linuxdc.org) * - * Released under the terms of the GNU GPL v2.0. - * * This file originally bore the message (with enclosed-$): * Id: setup_dc.c,v 1.5 2001/05/24 05:09:16 mrbrown Exp * SEGA Dreamcast support @@ -26,11 +25,13 @@ #include <asm/irq.h> #include <asm/rtc.h> #include <asm/machvec.h> +#include <cpu/addrspace.h> #include <mach/sysasic.h> static void __init dreamcast_setup(char **cmdline_p) { - board_time_init = aica_time_init; + /* GAPS PCI bridge assumes P2 area relative addresses. */ + __set_io_port_base(P2SEG); } static struct sh_machine_vector mv_dreamcast __initmv = { diff --git a/arch/sh/boards/mach-ecovec24/Makefile b/arch/sh/boards/mach-ecovec24/Makefile index e69bc82208fc..d78d4904ddee 100644 --- a/arch/sh/boards/mach-ecovec24/Makefile +++ b/arch/sh/boards/mach-ecovec24/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the R0P7724LC0011/21RL (EcoVec) # @@ -6,4 +7,4 @@ # for more details. # -obj-y := setup.o sdram.o
\ No newline at end of file +obj-y := setup.o sdram.o diff --git a/arch/sh/boards/mach-ecovec24/sdram.S b/arch/sh/boards/mach-ecovec24/sdram.S index 3963c6f23d52..d2f269169abb 100644 --- a/arch/sh/boards/mach-ecovec24/sdram.S +++ b/arch/sh/boards/mach-ecovec24/sdram.S @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Ecovec24 sdram self/auto-refresh setup code * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index 61fade0ffa96..a641e26f8fdf 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -1,49 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2009 Renesas Solutions Corp. * * Kuninori Morimoto <morimoto.kuninori@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ - -#include <linux/init.h> +#include <asm/clock.h> +#include <asm/heartbeat.h> +#include <asm/suspend.h> +#include <cpu/sh7724.h> +#include <linux/delay.h> #include <linux/device.h> -#include <linux/platform_device.h> +#include <linux/i2c.h> +#include <linux/io.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/input/sh_keysc.h> +#include <linux/interrupt.h> +#include <linux/memblock.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mmcif.h> -#include <linux/mmc/sh_mobile_sdhi.h> +#include <linux/platform_data/sh_mmcif.h> #include <linux/mtd/physmap.h> #include <linux/gpio.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/delay.h> +#include <linux/gpio/machine.h> +#include <linux/platform_data/gpio_backlight.h> +#include <linux/platform_data/tmio.h> +#include <linux/platform_data/tsc2007.h> +#include <linux/platform_device.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> -#include <linux/usb/r8a66597.h> -#include <linux/usb/renesas_usbhs.h> -#include <linux/i2c.h> -#include <linux/i2c/tsc2007.h> -#include <linux/spi/spi.h> -#include <linux/spi/sh_msiof.h> -#include <linux/spi/mmc_spi.h> -#include <linux/input.h> -#include <linux/input/sh_keysc.h> #include <linux/sh_eth.h> #include <linux/sh_intc.h> +#include <linux/spi/mmc_spi.h> +#include <linux/spi/sh_msiof.h> +#include <linux/spi/spi.h> +#include <linux/usb/r8a66597.h> +#include <linux/usb/renesas_usbhs.h> #include <linux/videodev2.h> -#include <video/sh_mobile_lcdc.h> +#include <linux/dma-map-ops.h> + +#include <media/drv-intf/renesas-ceu.h> +#include <media/i2c/mt9t112.h> +#include <media/i2c/tw9910.h> + #include <sound/sh_fsi.h> #include <sound/simple_card.h> -#include <media/sh_mobile_ceu.h> -#include <media/soc_camera.h> -#include <media/tw9910.h> -#include <media/mt9t112.h> -#include <asm/heartbeat.h> -#include <asm/clock.h> -#include <asm/suspend.h> -#include <cpu/sh7724.h> + +#include <video/sh_mobile_lcdc.h> /* * Address Interface BusWidth @@ -80,6 +82,10 @@ * amixer set 'Out Mixer Right DAC Right' on */ +#define CEU_BUFFER_MEMORY_SIZE (4 << 20) +static phys_addr_t ceu0_dma_membase; +static phys_addr_t ceu1_dma_membase; + /* Heartbeat */ static unsigned char led_pos[] = { 0, 1, 2, 3 }; @@ -158,8 +164,6 @@ static struct resource sh_eth_resources[] = { static struct sh_eth_plat_data sh_eth_plat = { .phy = 0x1f, /* SMSC LAN8700 */ - .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_FAST_SH4, .phy_interface = PHY_INTERFACE_MODE_MII, .ether_link_active_low = 1 }; @@ -303,7 +307,7 @@ static struct platform_device usbhs_device = { .resource = usbhs_resources, }; -/* LCDC */ +/* LCDC and backlight */ static const struct fb_videomode ecovec_lcd_modes[] = { { .name = "Panel", @@ -334,13 +338,6 @@ static const struct fb_videomode ecovec_dvi_modes[] = { }, }; -static int ecovec24_set_brightness(int brightness) -{ - gpio_set_value(GPIO_PTR1, brightness); - - return 0; -} - static struct sh_mobile_lcdc_info lcdc_info = { .ch[0] = { .interface_type = RGB18, @@ -350,11 +347,6 @@ static struct sh_mobile_lcdc_info lcdc_info = { .width = 152, .height = 91, }, - .bl_info = { - .name = "sh_mobile_lcdc_bl", - .max_brightness = 1, - .set_brightness = ecovec24_set_brightness, - }, } }; @@ -380,9 +372,51 @@ static struct platform_device lcdc_device = { }, }; +static struct gpiod_lookup_table gpio_backlight_lookup = { + .dev_id = "gpio-backlight.0", + .table = { + GPIO_LOOKUP("sh7724_pfc", GPIO_PTR1, NULL, GPIO_ACTIVE_HIGH), + { } + }, +}; + +static struct property_entry gpio_backlight_props[] = { + PROPERTY_ENTRY_BOOL("default-on"), + { } +}; + +static struct gpio_backlight_platform_data gpio_backlight_data = { + .dev = &lcdc_device.dev, +}; + +static const struct platform_device_info gpio_backlight_device_info = { + .name = "gpio-backlight", + .data = &gpio_backlight_data, + .size_data = sizeof(gpio_backlight_data), + .properties = gpio_backlight_props, +}; + +static struct platform_device *gpio_backlight_device; + /* CEU0 */ -static struct sh_mobile_ceu_info sh_mobile_ceu0_info = { - .flags = SH_CEU_FLAG_USE_8BIT_BUS, +static struct ceu_platform_data ceu0_pdata = { + .num_subdevs = 2, + .subdevs = { + { /* [0] = mt9t112 */ + .flags = 0, + .bus_width = 8, + .bus_shift = 0, + .i2c_adapter_id = 0, + .i2c_address = 0x3c, + }, + { /* [1] = tw9910 */ + .flags = 0, + .bus_width = 8, + .bus_shift = 0, + .i2c_adapter_id = 0, + .i2c_address = 0x45, + }, + }, }; static struct resource ceu0_resources[] = { @@ -396,24 +430,30 @@ static struct resource ceu0_resources[] = { .start = evt2irq(0x880), .flags = IORESOURCE_IRQ, }, - [2] = { - /* place holder for contiguous memory */ - }, }; static struct platform_device ceu0_device = { - .name = "sh_mobile_ceu", - .id = 0, /* "ceu0" clock */ + .name = "renesas-ceu", + .id = 0, /* ceu.0 */ .num_resources = ARRAY_SIZE(ceu0_resources), .resource = ceu0_resources, .dev = { - .platform_data = &sh_mobile_ceu0_info, + .platform_data = &ceu0_pdata, }, }; /* CEU1 */ -static struct sh_mobile_ceu_info sh_mobile_ceu1_info = { - .flags = SH_CEU_FLAG_USE_8BIT_BUS, +static struct ceu_platform_data ceu1_pdata = { + .num_subdevs = 1, + .subdevs = { + { /* [0] = mt9t112 */ + .flags = 0, + .bus_width = 8, + .bus_shift = 0, + .i2c_adapter_id = 1, + .i2c_address = 0x3c, + }, + }, }; static struct resource ceu1_resources[] = { @@ -427,26 +467,71 @@ static struct resource ceu1_resources[] = { .start = evt2irq(0x9e0), .flags = IORESOURCE_IRQ, }, - [2] = { - /* place holder for contiguous memory */ - }, }; static struct platform_device ceu1_device = { - .name = "sh_mobile_ceu", - .id = 1, /* "ceu1" clock */ + .name = "renesas-ceu", + .id = 1, /* ceu.1 */ .num_resources = ARRAY_SIZE(ceu1_resources), .resource = ceu1_resources, .dev = { - .platform_data = &sh_mobile_ceu1_info, + .platform_data = &ceu1_pdata, + }, +}; + +/* Power up/down GPIOs for camera devices and video decoder */ +static struct gpiod_lookup_table tw9910_gpios = { + .dev_id = "0-0045", + .table = { + GPIO_LOOKUP("sh7724_pfc", GPIO_PTU2, "pdn", GPIO_ACTIVE_HIGH), + }, +}; + +static struct gpiod_lookup_table mt9t112_0_gpios = { + .dev_id = "0-003c", + .table = { + GPIO_LOOKUP("sh7724_pfc", GPIO_PTA3, "standby", + GPIO_ACTIVE_HIGH), + }, +}; + +static struct gpiod_lookup_table mt9t112_1_gpios = { + .dev_id = "1-003c", + .table = { + GPIO_LOOKUP("sh7724_pfc", GPIO_PTA4, "standby", + GPIO_ACTIVE_HIGH), }, }; /* I2C device */ +static struct tw9910_video_info tw9910_info = { + .buswidth = 8, + .mpout = TW9910_MPO_FIELD, +}; + +static struct mt9t112_platform_data mt9t112_0_pdata = { + .flags = MT9T112_FLAG_PCLK_RISING_EDGE, + .divider = { 0x49, 0x6, 0, 6, 0, 9, 9, 6, 0 }, /* for 24MHz */ +}; + +static struct mt9t112_platform_data mt9t112_1_pdata = { + .flags = MT9T112_FLAG_PCLK_RISING_EDGE, + .divider = { 0x49, 0x6, 0, 6, 0, 9, 9, 6, 0 }, /* for 24MHz */ +}; + static struct i2c_board_info i2c0_devices[] = { { I2C_BOARD_INFO("da7210", 0x1a), }, + { + I2C_BOARD_INFO("tw9910", 0x45), + .platform_data = &tw9910_info, + }, + { + /* 1st camera */ + I2C_BOARD_INFO("mt9t112", 0x3c), + .platform_data = &mt9t112_0_pdata, + }, }; static struct i2c_board_info i2c1_devices[] = { @@ -456,7 +541,12 @@ static struct i2c_board_info i2c1_devices[] = { { I2C_BOARD_INFO("lis3lv02d", 0x1c), .irq = evt2irq(0x620), - } + }, + { + /* 2nd camera */ + I2C_BOARD_INFO("mt9t112", 0x3c), + .platform_data = &mt9t112_1_pdata, + }, }; /* KEYSC */ @@ -499,7 +589,7 @@ static struct platform_device keysc_device = { /* TouchScreen */ #define IRQ0 evt2irq(0x600) -static int ts_get_pendown_state(void) +static int ts_get_pendown_state(struct device *dev) { int val = 0; gpio_free(GPIO_FN_INTC_IRQ0); @@ -553,8 +643,6 @@ static struct regulator_init_data cn12_power_init_data = { static struct fixed_voltage_config cn12_power_info = { .supply_name = "CN12 SD/MMC Vdd", .microvolts = 3300000, - .gpio = GPIO_PTB7, - .enable_high = 1, .init_data = &cn12_power_init_data, }; @@ -566,6 +654,16 @@ static struct platform_device cn12_power = { }, }; +static struct gpiod_lookup_table cn12_power_gpiod_table = { + .dev_id = "reg-fixed-voltage.0", + .table = { + /* Offset 7 on port B */ + GPIO_LOOKUP("sh7724_pfc", GPIO_PTB7, + NULL, GPIO_ACTIVE_HIGH), + { }, + }, +}; + #if defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE) /* SDHI0 */ static struct regulator_consumer_supply sdhi0_power_consumers[] = @@ -585,8 +683,6 @@ static struct regulator_init_data sdhi0_power_init_data = { static struct fixed_voltage_config sdhi0_power_info = { .supply_name = "CN11 SD/MMC Vdd", .microvolts = 3300000, - .gpio = GPIO_PTB6, - .enable_high = 1, .init_data = &sdhi0_power_init_data, }; @@ -598,37 +694,30 @@ static struct platform_device sdhi0_power = { }, }; -static void sdhi0_set_pwr(struct platform_device *pdev, int state) -{ - static int power_gpio = -EINVAL; - - if (power_gpio < 0) { - int ret = gpio_request(GPIO_PTB6, NULL); - if (!ret) { - power_gpio = GPIO_PTB6; - gpio_direction_output(power_gpio, 0); - } - } - - /* - * Toggle the GPIO regardless, whether we managed to grab it above or - * the fixed regulator driver did. - */ - gpio_set_value(GPIO_PTB6, state); -} +static struct gpiod_lookup_table sdhi0_power_gpiod_table = { + .dev_id = "reg-fixed-voltage.1", + .table = { + /* Offset 6 on port B */ + GPIO_LOOKUP("sh7724_pfc", GPIO_PTB6, + NULL, GPIO_ACTIVE_HIGH), + { }, + }, +}; -static int sdhi0_get_cd(struct platform_device *pdev) -{ - return !gpio_get_value(GPIO_PTY7); -} +static struct gpiod_lookup_table sdhi0_gpio_table = { + .dev_id = "sh_mobile_sdhi.0", + .table = { + /* Card detect */ + GPIO_LOOKUP("sh7724_pfc", GPIO_PTY7, "cd", GPIO_ACTIVE_LOW), + { }, + }, +}; -static struct sh_mobile_sdhi_info sdhi0_info = { - .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX, - .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX, - .set_pwr = sdhi0_set_pwr, - .tmio_caps = MMC_CAP_SDIO_IRQ | MMC_CAP_POWER_OFF_CARD | +static struct tmio_mmc_data sdhi0_info = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI0_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI0_RX, + .capabilities = MMC_CAP_SDIO_IRQ | MMC_CAP_POWER_OFF_CARD | MMC_CAP_NEEDS_POLL, - .get_cd = sdhi0_get_cd, }; static struct resource sdhi0_resources[] = { @@ -654,39 +743,22 @@ static struct platform_device sdhi0_device = { }, }; -static void cn12_set_pwr(struct platform_device *pdev, int state) -{ - static int power_gpio = -EINVAL; - - if (power_gpio < 0) { - int ret = gpio_request(GPIO_PTB7, NULL); - if (!ret) { - power_gpio = GPIO_PTB7; - gpio_direction_output(power_gpio, 0); - } - } - - /* - * Toggle the GPIO regardless, whether we managed to grab it above or - * the fixed regulator driver did. - */ - gpio_set_value(GPIO_PTB7, state); -} - #if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE) /* SDHI1 */ -static int sdhi1_get_cd(struct platform_device *pdev) -{ - return !gpio_get_value(GPIO_PTW7); -} - -static struct sh_mobile_sdhi_info sdhi1_info = { - .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX, - .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX, - .tmio_caps = MMC_CAP_SDIO_IRQ | MMC_CAP_POWER_OFF_CARD | +static struct tmio_mmc_data sdhi1_info = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI1_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI1_RX, + .capabilities = MMC_CAP_SDIO_IRQ | MMC_CAP_POWER_OFF_CARD | MMC_CAP_NEEDS_POLL, - .set_pwr = cn12_set_pwr, - .get_cd = sdhi1_get_cd, +}; + +static struct gpiod_lookup_table sdhi1_gpio_table = { + .dev_id = "sh_mobile_sdhi.1", + .table = { + /* Card detect */ + GPIO_LOOKUP("sh7724_pfc", GPIO_PTW7, "cd", GPIO_ACTIVE_LOW), + { }, + }, }; static struct resource sdhi1_resources[] = { @@ -716,42 +788,44 @@ static struct platform_device sdhi1_device = { #else /* MMC SPI */ -static int mmc_spi_get_ro(struct device *dev) -{ - return gpio_get_value(GPIO_PTY6); -} - -static int mmc_spi_get_cd(struct device *dev) -{ - return !gpio_get_value(GPIO_PTY7); -} - static void mmc_spi_setpower(struct device *dev, unsigned int maskval) { gpio_set_value(GPIO_PTB6, maskval ? 1 : 0); } static struct mmc_spi_platform_data mmc_spi_info = { - .get_ro = mmc_spi_get_ro, - .get_cd = mmc_spi_get_cd, .caps = MMC_CAP_NEEDS_POLL, + .caps2 = MMC_CAP2_RO_ACTIVE_HIGH, .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, /* 3.3V only */ .setpower = mmc_spi_setpower, }; +static struct gpiod_lookup_table mmc_spi_gpio_table = { + .dev_id = "mmc_spi.0", /* device "mmc_spi" @ CS0 */ + .table = { + /* Card detect */ + GPIO_LOOKUP_IDX("sh7724_pfc", GPIO_PTY7, NULL, 0, + GPIO_ACTIVE_LOW), + /* Write protect */ + GPIO_LOOKUP_IDX("sh7724_pfc", GPIO_PTY6, NULL, 1, + GPIO_ACTIVE_HIGH), + { }, + }, +}; + static struct spi_board_info spi_bus[] = { { .modalias = "mmc_spi", .platform_data = &mmc_spi_info, .max_speed_hz = 5000000, .mode = SPI_MODE_0, - .controller_data = (void *) GPIO_PTM4, }, }; /* MSIOF0 */ static struct sh_msiof_spi_info msiof0_data = { .num_chipselect = 1, + .mode = MSIOF_SPI_HOST, }; static struct resource msiof0_resources[] = { @@ -777,116 +851,15 @@ static struct platform_device msiof0_device = { .resource = msiof0_resources, }; -#endif - -/* I2C Video/Camera */ -static struct i2c_board_info i2c_camera[] = { - { - I2C_BOARD_INFO("tw9910", 0x45), +static struct gpiod_lookup_table msiof_gpio_table = { + .dev_id = "spi_sh_msiof.0", + .table = { + GPIO_LOOKUP("sh7724_pfc", GPIO_PTM4, "cs", GPIO_ACTIVE_HIGH), + { }, }, - { - /* 1st camera */ - I2C_BOARD_INFO("mt9t112", 0x3c), - }, - { - /* 2nd camera */ - I2C_BOARD_INFO("mt9t112", 0x3c), - }, -}; - -/* tw9910 */ -static int tw9910_power(struct device *dev, int mode) -{ - int val = mode ? 0 : 1; - - gpio_set_value(GPIO_PTU2, val); - if (mode) - mdelay(100); - - return 0; -} - -static struct tw9910_video_info tw9910_info = { - .buswidth = SOCAM_DATAWIDTH_8, - .mpout = TW9910_MPO_FIELD, -}; - -static struct soc_camera_link tw9910_link = { - .i2c_adapter_id = 0, - .bus_id = 1, - .power = tw9910_power, - .board_info = &i2c_camera[0], - .priv = &tw9910_info, -}; - -/* mt9t112 */ -static int mt9t112_power1(struct device *dev, int mode) -{ - gpio_set_value(GPIO_PTA3, mode); - if (mode) - mdelay(100); - - return 0; -} - -static struct mt9t112_camera_info mt9t112_info1 = { - .flags = MT9T112_FLAG_PCLK_RISING_EDGE | MT9T112_FLAG_DATAWIDTH_8, - .divider = { 0x49, 0x6, 0, 6, 0, 9, 9, 6, 0 }, /* for 24MHz */ }; -static struct soc_camera_link mt9t112_link1 = { - .i2c_adapter_id = 0, - .power = mt9t112_power1, - .bus_id = 0, - .board_info = &i2c_camera[1], - .priv = &mt9t112_info1, -}; - -static int mt9t112_power2(struct device *dev, int mode) -{ - gpio_set_value(GPIO_PTA4, mode); - if (mode) - mdelay(100); - - return 0; -} - -static struct mt9t112_camera_info mt9t112_info2 = { - .flags = MT9T112_FLAG_PCLK_RISING_EDGE | MT9T112_FLAG_DATAWIDTH_8, - .divider = { 0x49, 0x6, 0, 6, 0, 9, 9, 6, 0 }, /* for 24MHz */ -}; - -static struct soc_camera_link mt9t112_link2 = { - .i2c_adapter_id = 1, - .power = mt9t112_power2, - .bus_id = 1, - .board_info = &i2c_camera[2], - .priv = &mt9t112_info2, -}; - -static struct platform_device camera_devices[] = { - { - .name = "soc-camera-pdrv", - .id = 0, - .dev = { - .platform_data = &tw9910_link, - }, - }, - { - .name = "soc-camera-pdrv", - .id = 1, - .dev = { - .platform_data = &mt9t112_link1, - }, - }, - { - .name = "soc-camera-pdrv", - .id = 2, - .dev = { - .platform_data = &mt9t112_link2, - }, - }, -}; +#endif /* FSI */ static struct resource fsi_resources[] = { @@ -909,19 +882,17 @@ static struct platform_device fsi_device = { .resource = fsi_resources, }; -static struct asoc_simple_card_info fsi_da7210_info = { +static struct simple_util_info fsi_da7210_info = { .name = "DA7210", .card = "FSIB-DA7210", .codec = "da7210.0-001a", .platform = "sh_fsi.0", - .daifmt = SND_SOC_DAIFMT_I2S, + .daifmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBP_CFP, .cpu_dai = { .name = "fsib-dai", - .fmt = SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_IB_NF, }, .codec_dai = { .name = "da7210-hifi", - .fmt = SND_SOC_DAIFMT_CBM_CFM, }, }; @@ -929,6 +900,8 @@ static struct platform_device fsi_da7210_device = { .name = "asoc-simple-card", .dev = { .platform_data = &fsi_da7210_info, + .coherent_dma_mask = DMA_BIT_MASK(32), + .dma_mask = &fsi_da7210_device.dev.coherent_dma_mask, }, }; @@ -953,8 +926,8 @@ static struct platform_device irda_device = { .resource = irda_resources, }; -#include <media/ak881x.h> -#include <media/sh_vou.h> +#include <media/i2c/ak881x.h> +#include <media/drv-intf/sh_vou.h> static struct ak881x_pdata ak881x_pdata = { .flags = AK881X_IF_MODE_SLAVE, @@ -996,11 +969,6 @@ static struct platform_device vou_device = { #if defined(CONFIG_MMC_SH_MMCIF) || defined(CONFIG_MMC_SH_MMCIF_MODULE) /* SH_MMCIF */ -static void mmcif_down_pwr(struct platform_device *pdev) -{ - cn12_set_pwr(pdev, 0); -} - static struct resource sh_mmcif_resources[] = { [0] = { .name = "SH_MMCIF", @@ -1021,8 +989,6 @@ static struct resource sh_mmcif_resources[] = { }; static struct sh_mmcif_plat_data sh_mmcif_plat = { - .set_pwr = cn12_set_pwr, - .down_pwr = mmcif_down_pwr, .sup_pclk = 0, /* SH7724: Max Pclk/2 */ .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA | @@ -1041,6 +1007,11 @@ static struct platform_device sh_mmcif_device = { }; #endif +static struct platform_device *ecovec_ceu_devices[] __initdata = { + &ceu0_device, + &ceu1_device, +}; + static struct platform_device *ecovec_devices[] __initdata = { &heartbeat_device, &nor_flash_device, @@ -1049,8 +1020,6 @@ static struct platform_device *ecovec_devices[] __initdata = { &usb1_common_device, &usbhs_device, &lcdc_device, - &ceu0_device, - &ceu1_device, &keysc_device, &cn12_power, #if defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE) @@ -1062,9 +1031,6 @@ static struct platform_device *ecovec_devices[] __initdata = { #else &msiof0_device, #endif - &camera_devices[0], - &camera_devices[1], - &camera_devices[2], &fsi_device, &fsi_da7210_device, &irda_device, @@ -1239,11 +1205,9 @@ static int __init arch_setup(void) gpio_request(GPIO_PTE6, NULL); gpio_request(GPIO_PTU1, NULL); - gpio_request(GPIO_PTR1, NULL); gpio_request(GPIO_PTA2, NULL); gpio_direction_input(GPIO_PTE6); gpio_direction_output(GPIO_PTU1, 0); - gpio_direction_output(GPIO_PTR1, 0); gpio_direction_output(GPIO_PTA2, 0); /* I/O buffer drive ability is high */ @@ -1256,6 +1220,9 @@ static int __init arch_setup(void) lcdc_info.ch[0].lcd_modes = ecovec_dvi_modes; lcdc_info.ch[0].num_modes = ARRAY_SIZE(ecovec_dvi_modes); + /* No backlight */ + gpio_backlight_data.dev = NULL; + gpio_set_value(GPIO_PTA2, 1); gpio_set_value(GPIO_PTU1, 1); } else { @@ -1265,8 +1232,6 @@ static int __init arch_setup(void) lcdc_info.ch[0].lcd_modes = ecovec_lcd_modes; lcdc_info.ch[0].num_modes = ARRAY_SIZE(ecovec_lcd_modes); - gpio_set_value(GPIO_PTR1, 1); - /* FIXME * * LCDDON control is needed for Panel, @@ -1302,7 +1267,6 @@ static int __init arch_setup(void) gpio_request(GPIO_FN_VIO0_CLK, NULL); gpio_request(GPIO_FN_VIO0_FLD, NULL); gpio_request(GPIO_FN_VIO0_HD, NULL); - platform_resource_setup_memory(&ceu0_device, "ceu0", 4 << 20); /* enable CEU1 */ gpio_request(GPIO_FN_VIO1_D7, NULL); @@ -1317,7 +1281,6 @@ static int __init arch_setup(void) gpio_request(GPIO_FN_VIO1_HD, NULL); gpio_request(GPIO_FN_VIO1_VD, NULL); gpio_request(GPIO_FN_VIO1_CLK, NULL); - platform_resource_setup_memory(&ceu1_device, "ceu1", 4 << 20); /* enable KEYSC */ gpio_request(GPIO_FN_KEYOUT5_IN5, NULL); @@ -1339,10 +1302,6 @@ static int __init arch_setup(void) gpio_direction_input(GPIO_PTR6); /* SD-card slot CN11 */ - /* Card-detect, used on CN11, either with SDHI0 or with SPI */ - gpio_request(GPIO_PTY7, NULL); - gpio_direction_input(GPIO_PTY7); - #if defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE) /* enable SDHI0 on CN11 (needs DS2.4 set to ON) */ gpio_request(GPIO_FN_SDHI0WP, NULL); @@ -1357,13 +1316,11 @@ static int __init arch_setup(void) gpio_request(GPIO_FN_MSIOF0_TXD, NULL); gpio_request(GPIO_FN_MSIOF0_RXD, NULL); gpio_request(GPIO_FN_MSIOF0_TSCK, NULL); - gpio_request(GPIO_PTM4, NULL); /* software CS control of TSYNC pin */ - gpio_direction_output(GPIO_PTM4, 1); /* active low CS */ gpio_request(GPIO_PTB6, NULL); /* 3.3V power control */ gpio_direction_output(GPIO_PTB6, 0); /* disable power by default */ - gpio_request(GPIO_PTY6, NULL); /* write protect */ - gpio_direction_input(GPIO_PTY6); + gpiod_add_lookup_table(&mmc_spi_gpio_table); + gpiod_add_lookup_table(&msiof_gpio_table); spi_register_board_info(spi_bus, ARRAY_SIZE(spi_bus)); #endif @@ -1392,10 +1349,6 @@ static int __init arch_setup(void) gpio_request(GPIO_FN_SDHI1D1, NULL); gpio_request(GPIO_FN_SDHI1D0, NULL); - /* Card-detect, used on CN12 with SDHI1 */ - gpio_request(GPIO_PTW7, NULL); - gpio_direction_input(GPIO_PTW7); - cn12_enabled = true; #endif @@ -1404,16 +1357,6 @@ static int __init arch_setup(void) __raw_writew((__raw_readw(IODRIVEA) & ~0x3000) | 0x2000, IODRIVEA); - /* enable Video */ - gpio_request(GPIO_PTU2, NULL); - gpio_direction_output(GPIO_PTU2, 1); - - /* enable Camera */ - gpio_request(GPIO_PTA3, NULL); - gpio_request(GPIO_PTA4, NULL); - gpio_direction_output(GPIO_PTA3, 0); - gpio_direction_output(GPIO_PTA4, 0); - /* enable FSI */ gpio_request(GPIO_FN_FSIMCKB, NULL); gpio_request(GPIO_FN_FSIIBSD, NULL); @@ -1462,6 +1405,11 @@ static int __init arch_setup(void) gpio_request(GPIO_PTU5, NULL); gpio_direction_output(GPIO_PTU5, 0); + /* Register gpio lookup tables for cameras and video decoder */ + gpiod_add_lookup_table(&tw9910_gpios); + gpiod_add_lookup_table(&mt9t112_0_gpios); + gpiod_add_lookup_table(&mt9t112_1_gpios); + /* enable I2C device */ i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices)); @@ -1503,6 +1451,34 @@ static int __init arch_setup(void) gpio_set_value(GPIO_PTG4, 1); #endif + /* Initialize CEU platform devices separately to map memory first */ + device_initialize(&ecovec_ceu_devices[0]->dev); + dma_declare_coherent_memory(&ecovec_ceu_devices[0]->dev, + ceu0_dma_membase, ceu0_dma_membase, + CEU_BUFFER_MEMORY_SIZE); + platform_device_add(ecovec_ceu_devices[0]); + + device_initialize(&ecovec_ceu_devices[1]->dev); + dma_declare_coherent_memory(&ecovec_ceu_devices[1]->dev, + ceu1_dma_membase, ceu1_dma_membase, + CEU_BUFFER_MEMORY_SIZE); + platform_device_add(ecovec_ceu_devices[1]); + + gpiod_add_lookup_table(&cn12_power_gpiod_table); +#if defined(CONFIG_MMC_SDHI) || defined(CONFIG_MMC_SDHI_MODULE) + gpiod_add_lookup_table(&sdhi0_power_gpiod_table); + gpiod_add_lookup_table(&sdhi0_gpio_table); +#if !defined(CONFIG_MMC_SH_MMCIF) && !defined(CONFIG_MMC_SH_MMCIF_MODULE) + gpiod_add_lookup_table(&sdhi1_gpio_table); +#endif +#endif + + gpiod_add_lookup_table(&gpio_backlight_lookup); + gpio_backlight_device = platform_device_register_full( + &gpio_backlight_device_info); + if (IS_ERR(gpio_backlight_device)) + return PTR_ERR(gpio_backlight_device); + return platform_add_devices(ecovec_devices, ARRAY_SIZE(ecovec_devices)); } @@ -1515,6 +1491,30 @@ static int __init devices_setup(void) } device_initcall(devices_setup); +/* Reserve a portion of memory for CEU 0 and CEU 1 buffers */ +static void __init ecovec_mv_mem_reserve(void) +{ + phys_addr_t phys; + phys_addr_t size = CEU_BUFFER_MEMORY_SIZE; + + phys = memblock_phys_alloc(size, PAGE_SIZE); + if (!phys) + panic("Failed to allocate CEU0 memory\n"); + + memblock_phys_free(phys, size); + memblock_remove(phys, size); + ceu0_dma_membase = phys; + + phys = memblock_phys_alloc(size, PAGE_SIZE); + if (!phys) + panic("Failed to allocate CEU1 memory\n"); + + memblock_phys_free(phys, size); + memblock_remove(phys, size); + ceu1_dma_membase = phys; +} + static struct sh_machine_vector mv_ecovec __initmv = { .mv_name = "R0P7724 (EcoVec)", + .mv_mem_reserve = ecovec_mv_mem_reserve, }; diff --git a/arch/sh/boards/mach-highlander/Kconfig b/arch/sh/boards/mach-highlander/Kconfig index def49cc0a7b9..b0abd03cac4e 100644 --- a/arch/sh/boards/mach-highlander/Kconfig +++ b/arch/sh/boards/mach-highlander/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 if SH_HIGHLANDER choice @@ -18,7 +19,7 @@ config SH_R7780MP config SH_R7785RP bool "R7785RP board support" depends on CPU_SUBTYPE_SH7785 - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB endchoice diff --git a/arch/sh/boards/mach-highlander/Makefile b/arch/sh/boards/mach-highlander/Makefile index d93aaf880134..880ed68138b0 100644 --- a/arch/sh/boards/mach-highlander/Makefile +++ b/arch/sh/boards/mach-highlander/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Highlander specific parts of the kernel # diff --git a/arch/sh/boards/mach-highlander/irq-r7780mp.c b/arch/sh/boards/mach-highlander/irq-r7780mp.c index 9893fd3a1358..f46637377b6a 100644 --- a/arch/sh/boards/mach-highlander/irq-r7780mp.c +++ b/arch/sh/boards/mach-highlander/irq-r7780mp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Solutions Highlander R7780MP Support. * * Copyright (C) 2002 Atom Create Engineering Co., Ltd. * Copyright (C) 2006 Paul Mundt * Copyright (C) 2007 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> diff --git a/arch/sh/boards/mach-highlander/irq-r7780rp.c b/arch/sh/boards/mach-highlander/irq-r7780rp.c index 0805b2151452..c61177e8724b 100644 --- a/arch/sh/boards/mach-highlander/irq-r7780rp.c +++ b/arch/sh/boards/mach-highlander/irq-r7780rp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Solutions Highlander R7780RP-1 Support. * * Copyright (C) 2002 Atom Create Engineering Co., Ltd. * Copyright (C) 2006 Paul Mundt * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> diff --git a/arch/sh/boards/mach-highlander/irq-r7785rp.c b/arch/sh/boards/mach-highlander/irq-r7785rp.c index 558b24862776..0ebebbed0d63 100644 --- a/arch/sh/boards/mach-highlander/irq-r7785rp.c +++ b/arch/sh/boards/mach-highlander/irq-r7785rp.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Solutions Highlander R7785RP Support. * * Copyright (C) 2002 Atom Create Engineering Co., Ltd. * Copyright (C) 2006 - 2008 Paul Mundt * Copyright (C) 2007 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> diff --git a/arch/sh/boards/mach-highlander/pinmux-r7785rp.c b/arch/sh/boards/mach-highlander/pinmux-r7785rp.c index c77a2bea8f2a..689bd8732d9e 100644 --- a/arch/sh/boards/mach-highlander/pinmux-r7785rp.c +++ b/arch/sh/boards/mach-highlander/pinmux-r7785rp.c @@ -1,13 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/gpio.h> #include <cpu/sh7785.h> +#include <mach/highlander.h> void __init highlander_plat_pinmux_setup(void) { diff --git a/arch/sh/boards/mach-highlander/psw.c b/arch/sh/boards/mach-highlander/psw.c index 522786318d36..d445c54f74e4 100644 --- a/arch/sh/boards/mach-highlander/psw.c +++ b/arch/sh/boards/mach-highlander/psw.c @@ -1,16 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/renesas/r7780rp/psw.c * * push switch support for RDBRP-1/RDBREVRP-1 debug boards. * * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/io.h> -#include <linux/init.h> +#include <linux/module.h> #include <linux/interrupt.h> #include <linux/platform_device.h> #include <mach/highlander.h> diff --git a/arch/sh/boards/mach-highlander/setup.c b/arch/sh/boards/mach-highlander/setup.c index 4a52590fe3d8..01565660a669 100644 --- a/arch/sh/boards/mach-highlander/setup.c +++ b/arch/sh/boards/mach-highlander/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/renesas/r7780rp/setup.c * @@ -8,10 +9,6 @@ * * This contains support for the R7780RP-1, R7780MP, and R7785RP * Highlander modules. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/io.h> @@ -392,10 +389,10 @@ static unsigned char irl2irq[HL_NR_IRL]; static int highlander_irq_demux(int irq) { - if (irq >= HL_NR_IRL || irq < 0 || !irl2irq[irq]) + if (irq >= HL_NR_IRL + 16 || irq < 16 || !irl2irq[irq - 16]) return irq; - return irl2irq[irq]; + return irl2irq[irq - 16]; } static void __init highlander_init_irq(void) diff --git a/arch/sh/boards/mach-hp6xx/Makefile b/arch/sh/boards/mach-hp6xx/Makefile index b3124278247c..4b0fe29e5612 100644 --- a/arch/sh/boards/mach-hp6xx/Makefile +++ b/arch/sh/boards/mach-hp6xx/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the HP6xx specific parts of the kernel # diff --git a/arch/sh/boards/mach-hp6xx/hp6xx_apm.c b/arch/sh/boards/mach-hp6xx/hp6xx_apm.c index 865d8d6e823f..e5c4c7d34139 100644 --- a/arch/sh/boards/mach-hp6xx/hp6xx_apm.c +++ b/arch/sh/boards/mach-hp6xx/hp6xx_apm.c @@ -1,11 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * bios-less APM driver for hp680 * * Copyright 2005 (c) Andriy Skulysh <askulysh@gmail.com> * Copyright 2008 (c) Kristoffer Ericson <kristoffer.ericson@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License. */ #include <linux/module.h> #include <linux/kernel.h> diff --git a/arch/sh/boards/mach-hp6xx/pm.c b/arch/sh/boards/mach-hp6xx/pm.c index 8b50cf763c06..fe505ec168d0 100644 --- a/arch/sh/boards/mach-hp6xx/pm.c +++ b/arch/sh/boards/mach-hp6xx/pm.c @@ -1,10 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * hp6x0 Power Management Routines * * Copyright (c) 2006 Andriy Skulysh <askulsyh@gmail.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License. */ #include <linux/init.h> #include <linux/suspend.h> diff --git a/arch/sh/boards/mach-hp6xx/pm_wakeup.S b/arch/sh/boards/mach-hp6xx/pm_wakeup.S index 4f18d44e0541..0fd43301f083 100644 --- a/arch/sh/boards/mach-hp6xx/pm_wakeup.S +++ b/arch/sh/boards/mach-hp6xx/pm_wakeup.S @@ -1,10 +1,6 @@ -/* - * Copyright (c) 2006 Andriy Skulysh <askulsyh@gmail.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. +/* SPDX-License-Identifier: GPL-2.0 * + * Copyright (c) 2006 Andriy Skulysh <askulsyh@gmail.com> */ #include <linux/linkage.h> diff --git a/arch/sh/boards/mach-hp6xx/setup.c b/arch/sh/boards/mach-hp6xx/setup.c index 05797b33f68e..2ceead68d7bf 100644 --- a/arch/sh/boards/mach-hp6xx/setup.c +++ b/arch/sh/boards/mach-hp6xx/setup.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/hp6xx/setup.c * * Copyright (C) 2002 Andriy Skulysh * Copyright (C) 2007 Kristoffer Ericson <Kristoffer_e1@hotmail.com> * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * * Setup code for HP620/HP660/HP680/HP690 (internal peripherials only) */ #include <linux/types.h> diff --git a/arch/sh/boards/mach-kfr2r09/Makefile b/arch/sh/boards/mach-kfr2r09/Makefile index 60dd63f4a427..4a4a35ad7ba0 100644 --- a/arch/sh/boards/mach-kfr2r09/Makefile +++ b/arch/sh/boards/mach-kfr2r09/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y := setup.o sdram.o ifneq ($(CONFIG_FB_SH_MOBILE_LCDC),) obj-y += lcd_wqvga.o diff --git a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c index c62050332629..f6bbac106d13 100644 --- a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c +++ b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * KFR2R09 LCD panel support * @@ -5,10 +6,6 @@ * * Register settings based on the out-of-tree t33fb.c driver * Copyright (C) 2008 Lineo Solutions, Inc. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file COPYING in the main directory of this archive for - * more details. */ #include <linux/delay.h> @@ -276,51 +273,3 @@ void kfr2r09_lcd_start(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so) { write_memory_start(sohandle, so); } - -#define CTRL_CKSW 0x10 -#define CTRL_C10 0x20 -#define CTRL_CPSW 0x80 -#define MAIN_MLED4 0x40 -#define MAIN_MSW 0x80 - -int kfr2r09_lcd_set_brightness(int brightness) -{ - struct i2c_adapter *a; - struct i2c_msg msg; - unsigned char buf[2]; - int ret; - - a = i2c_get_adapter(0); - if (!a) - return -ENODEV; - - buf[0] = 0x00; - if (brightness) - buf[1] = CTRL_CPSW | CTRL_C10 | CTRL_CKSW; - else - buf[1] = 0; - - msg.addr = 0x75; - msg.buf = buf; - msg.len = 2; - msg.flags = 0; - ret = i2c_transfer(a, &msg, 1); - if (ret != 1) - return -ENODEV; - - buf[0] = 0x01; - if (brightness) - buf[1] = MAIN_MSW | MAIN_MLED4 | 0x0c; - else - buf[1] = 0; - - msg.addr = 0x75; - msg.buf = buf; - msg.len = 2; - msg.flags = 0; - ret = i2c_transfer(a, &msg, 1); - if (ret != 1) - return -ENODEV; - - return 0; -} diff --git a/arch/sh/boards/mach-kfr2r09/sdram.S b/arch/sh/boards/mach-kfr2r09/sdram.S index 0c9f55bec2fe..f1b8985cb922 100644 --- a/arch/sh/boards/mach-kfr2r09/sdram.S +++ b/arch/sh/boards/mach-kfr2r09/sdram.S @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * KFR2R09 sdram self/auto-refresh setup code * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c index ab502f12ef57..70236859919d 100644 --- a/arch/sh/boards/mach-kfr2r09/setup.c +++ b/arch/sh/boards/mach-kfr2r09/setup.c @@ -1,42 +1,53 @@ +// SPDX-License-Identifier: GPL-2.0 /* * KFR2R09 board support code * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/mmc/host.h> -#include <linux/mmc/sh_mobile_sdhi.h> -#include <linux/mfd/tmio.h> -#include <linux/mtd/physmap.h> -#include <linux/mtd/onenand.h> + +#include <asm/clock.h> +#include <asm/io.h> +#include <asm/machvec.h> +#include <asm/suspend.h> + +#include <cpu/sh7724.h> + +#include <linux/clkdev.h> #include <linux/delay.h> -#include <linux/clk.h> #include <linux/gpio.h> +#include <linux/gpio/machine.h> +#include <linux/i2c.h> +#include <linux/init.h> #include <linux/input.h> #include <linux/input/sh_keysc.h> -#include <linux/i2c.h> +#include <linux/interrupt.h> +#include <linux/memblock.h> +#include <linux/mmc/host.h> +#include <linux/mtd/physmap.h> +#include <linux/platform_data/lv5207lp.h> +#include <linux/platform_data/tmio.h> +#include <linux/platform_device.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> +#include <linux/sh_intc.h> #include <linux/usb/r8a66597.h> #include <linux/videodev2.h> -#include <linux/sh_intc.h> -#include <media/rj54n1cb0c.h> -#include <media/soc_camera.h> -#include <media/sh_mobile_ceu.h> -#include <video/sh_mobile_lcdc.h> -#include <asm/suspend.h> -#include <asm/clock.h> -#include <asm/machvec.h> -#include <asm/io.h> -#include <cpu/sh7724.h> +#include <linux/dma-map-ops.h> + #include <mach/kfr2r09.h> +#include <media/drv-intf/renesas-ceu.h> +#include <media/i2c/rj54n1cb0c.h> + +#include <video/sh_mobile_lcdc.h> + +#define CEU_BUFFER_MEMORY_SIZE (4 << 20) +static phys_addr_t ceu_dma_membase; + +/* set VIO_CKO clock to 25MHz */ +#define CEU_MCLK_FREQ 25000000 +#define DRVCRB 0xA405018C + static struct mtd_partition kfr2r09_nor_flash_partitions[] = { { @@ -159,11 +170,6 @@ static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = { .setup_sys = kfr2r09_lcd_setup, .start_transfer = kfr2r09_lcd_start, }, - .bl_info = { - .name = "sh_mobile_lcdc_bl", - .max_brightness = 1, - .set_brightness = kfr2r09_lcd_set_brightness, - }, .sys_bus_cfg = { .ldmt2r = 0x07010904, .ldmt3r = 0x14012914, @@ -195,6 +201,17 @@ static struct platform_device kfr2r09_sh_lcdc_device = { }, }; +static struct lv5207lp_platform_data kfr2r09_backlight_data = { + .dev = &kfr2r09_sh_lcdc_device.dev, + .def_value = 13, + .max_value = 13, +}; + +static struct i2c_board_info kfr2r09_backlight_board_info = { + I2C_BOARD_INFO("lv5207lp", 0x75), + .platform_data = &kfr2r09_backlight_data, +}; + static struct r8a66597_platdata kfr2r09_usb0_gadget_data = { .on_chip = 1, }; @@ -224,8 +241,17 @@ static struct platform_device kfr2r09_usb0_gadget_device = { .resource = kfr2r09_usb0_gadget_resources, }; -static struct sh_mobile_ceu_info sh_mobile_ceu_info = { - .flags = SH_CEU_FLAG_USE_8BIT_BUS, +static struct ceu_platform_data ceu_pdata = { + .num_subdevs = 1, + .subdevs = { + { /* [0] = rj54n1cb0c */ + .flags = 0, + .bus_width = 8, + .bus_shift = 0, + .i2c_adapter_id = 1, + .i2c_address = 0x50, + }, + }, }; static struct resource kfr2r09_ceu_resources[] = { @@ -240,109 +266,35 @@ static struct resource kfr2r09_ceu_resources[] = { .end = evt2irq(0x880), .flags = IORESOURCE_IRQ, }, - [2] = { - /* place holder for contiguous memory */ - }, }; static struct platform_device kfr2r09_ceu_device = { - .name = "sh_mobile_ceu", + .name = "renesas-ceu", .id = 0, /* "ceu0" clock */ .num_resources = ARRAY_SIZE(kfr2r09_ceu_resources), .resource = kfr2r09_ceu_resources, .dev = { - .platform_data = &sh_mobile_ceu_info, + .platform_data = &ceu_pdata, }, }; -static struct i2c_board_info kfr2r09_i2c_camera = { - I2C_BOARD_INFO("rj54n1cb0c", 0x50), -}; - -static struct clk *camera_clk; - -/* set VIO_CKO clock to 25MHz */ -#define CEU_MCLK_FREQ 25000000 - -#define DRVCRB 0xA405018C -static int camera_power(struct device *dev, int mode) -{ - int ret; - - if (mode) { - long rate; - - camera_clk = clk_get(NULL, "video_clk"); - if (IS_ERR(camera_clk)) - return PTR_ERR(camera_clk); - - rate = clk_round_rate(camera_clk, CEU_MCLK_FREQ); - ret = clk_set_rate(camera_clk, rate); - if (ret < 0) - goto eclkrate; - - /* set DRVCRB - * - * use 1.8 V for VccQ_VIO - * use 2.85V for VccQ_SR - */ - __raw_writew((__raw_readw(DRVCRB) & ~0x0003) | 0x0001, DRVCRB); - - /* reset clear */ - ret = gpio_request(GPIO_PTB4, NULL); - if (ret < 0) - goto eptb4; - ret = gpio_request(GPIO_PTB7, NULL); - if (ret < 0) - goto eptb7; - - ret = gpio_direction_output(GPIO_PTB4, 1); - if (!ret) - ret = gpio_direction_output(GPIO_PTB7, 1); - if (ret < 0) - goto egpioout; - msleep(1); - - ret = clk_enable(camera_clk); /* start VIO_CKO */ - if (ret < 0) - goto eclkon; - - return 0; - } - - ret = 0; - - clk_disable(camera_clk); -eclkon: - gpio_set_value(GPIO_PTB7, 0); -egpioout: - gpio_set_value(GPIO_PTB4, 0); - gpio_free(GPIO_PTB7); -eptb7: - gpio_free(GPIO_PTB4); -eptb4: -eclkrate: - clk_put(camera_clk); - return ret; -} - static struct rj54n1_pdata rj54n1_priv = { .mclk_freq = CEU_MCLK_FREQ, .ioctl_high = false, }; -static struct soc_camera_link rj54n1_link = { - .power = camera_power, - .board_info = &kfr2r09_i2c_camera, - .i2c_adapter_id = 1, - .priv = &rj54n1_priv, +static struct i2c_board_info kfr2r09_i2c_camera = { + I2C_BOARD_INFO("rj54n1cb0c", 0x50), + .platform_data = &rj54n1_priv, }; -static struct platform_device kfr2r09_camera = { - .name = "soc-camera-pdrv", - .id = 0, - .dev = { - .platform_data = &rj54n1_link, +static struct gpiod_lookup_table rj54n1_gpios = { + .dev_id = "1-0050", + .table = { + GPIO_LOOKUP("sh7724_pfc", GPIO_PTB4, "poweron", + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("sh7724_pfc", GPIO_PTB7, "enable", + GPIO_ACTIVE_HIGH), }, }; @@ -366,11 +318,11 @@ static struct resource kfr2r09_sh_sdhi0_resources[] = { }, }; -static struct sh_mobile_sdhi_info sh7724_sdhi0_data = { - .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX, - .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX, - .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE, - .tmio_caps = MMC_CAP_SDIO_IRQ, +static struct tmio_mmc_data sh7724_sdhi0_data = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI0_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI0_RX, + .capabilities = MMC_CAP_SDIO_IRQ, + .capabilities2 = MMC_CAP2_NO_WRITE_PROTECT, }; static struct platform_device kfr2r09_sh_sdhi0_device = { @@ -387,8 +339,6 @@ static struct platform_device *kfr2r09_devices[] __initdata = { &kfr2r09_nand_flash_device, &kfr2r09_sh_keysc_device, &kfr2r09_sh_lcdc_device, - &kfr2r09_ceu_device, - &kfr2r09_camera, &kfr2r09_sh_sdhi0_device, }; @@ -527,6 +477,8 @@ extern char kfr2r09_sdram_leave_end; static int __init kfr2r09_devices_setup(void) { + struct clk *camera_clk; + /* register board specific self-refresh code */ sh_mobile_register_self_refresh(SUSP_SH_STANDBY | SUSP_SH_SF | SUSP_SH_RSTANDBY, @@ -616,8 +568,6 @@ static int __init kfr2r09_devices_setup(void) gpio_request(GPIO_FN_VIO0_D1, NULL); gpio_request(GPIO_FN_VIO0_D0, NULL); - platform_resource_setup_memory(&kfr2r09_ceu_device, "ceu", 4 << 20); - /* SDHI0 connected to yc304 */ gpio_request(GPIO_FN_SDHI0CD, NULL); gpio_request(GPIO_FN_SDHI0D3, NULL); @@ -627,6 +577,36 @@ static int __init kfr2r09_devices_setup(void) gpio_request(GPIO_FN_SDHI0CMD, NULL); gpio_request(GPIO_FN_SDHI0CLK, NULL); + i2c_register_board_info(0, &kfr2r09_backlight_board_info, 1); + + /* Set camera clock frequency and register and alias for rj54n1. */ + camera_clk = clk_get(NULL, "video_clk"); + if (!IS_ERR(camera_clk)) { + clk_set_rate(camera_clk, + clk_round_rate(camera_clk, CEU_MCLK_FREQ)); + clk_put(camera_clk); + } + clk_add_alias(NULL, "1-0050", "video_clk", NULL); + + /* set DRVCRB + * + * use 1.8 V for VccQ_VIO + * use 2.85V for VccQ_SR + */ + __raw_writew((__raw_readw(DRVCRB) & ~0x0003) | 0x0001, DRVCRB); + + gpiod_add_lookup_table(&rj54n1_gpios); + + i2c_register_board_info(1, &kfr2r09_i2c_camera, 1); + + /* Initialize CEU platform device separately to map memory first */ + device_initialize(&kfr2r09_ceu_device.dev); + dma_declare_coherent_memory(&kfr2r09_ceu_device.dev, + ceu_dma_membase, ceu_dma_membase, + CEU_BUFFER_MEMORY_SIZE); + + platform_device_add(&kfr2r09_ceu_device); + return platform_add_devices(kfr2r09_devices, ARRAY_SIZE(kfr2r09_devices)); } @@ -643,10 +623,27 @@ static int kfr2r09_mode_pins(void) return MODE_PIN0 | MODE_PIN1 | MODE_PIN5 | MODE_PIN8; } +/* Reserve a portion of memory for CEU buffers */ +static void __init kfr2r09_mv_mem_reserve(void) +{ + phys_addr_t phys; + phys_addr_t size = CEU_BUFFER_MEMORY_SIZE; + + phys = memblock_phys_alloc(size, PAGE_SIZE); + if (!phys) + panic("Failed to allocate CEU memory\n"); + + memblock_phys_free(phys, size); + memblock_remove(phys, size); + + ceu_dma_membase = phys; +} + /* * The Machine Vector */ static struct sh_machine_vector mv_kfr2r09 __initmv = { .mv_name = "kfr2r09", .mv_mode_pins = kfr2r09_mode_pins, + .mv_mem_reserve = kfr2r09_mv_mem_reserve, }; diff --git a/arch/sh/boards/mach-landisk/Makefile b/arch/sh/boards/mach-landisk/Makefile index a696b4277fa9..6cba041fffe0 100644 --- a/arch/sh/boards/mach-landisk/Makefile +++ b/arch/sh/boards/mach-landisk/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for I-O DATA DEVICE, INC. "LANDISK Series" # diff --git a/arch/sh/boards/mach-landisk/gio.c b/arch/sh/boards/mach-landisk/gio.c index 8132dff078fb..ff2200fec29a 100644 --- a/arch/sh/boards/mach-landisk/gio.c +++ b/arch/sh/boards/mach-landisk/gio.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/landisk/gio.c - driver for landisk * @@ -6,11 +7,6 @@ * * Copylight (C) 2006 kogiidena * Copylight (C) 2002 Atom Create Engineering Co., Ltd. * - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/module.h> #include <linux/init.h> @@ -18,7 +14,7 @@ #include <linux/cdev.h> #include <linux/fs.h> #include <asm/io.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <mach-landisk/mach/gio.h> #include <mach-landisk/mach/iodata_landisk.h> @@ -31,11 +27,10 @@ static int openCnt; static int gio_open(struct inode *inode, struct file *filp) { - int minor; + int minor = iminor(inode); int ret = -ENOENT; preempt_disable(); - minor = MINOR(inode->i_rdev); if (minor < DEVCOUNT) { if (openCnt > 0) { ret = -EALREADY; @@ -50,9 +45,8 @@ static int gio_open(struct inode *inode, struct file *filp) static int gio_close(struct inode *inode, struct file *filp) { - int minor; + int minor = iminor(inode); - minor = MINOR(inode->i_rdev); if (minor < DEVCOUNT) { openCnt--; } diff --git a/arch/sh/boards/mach-landisk/irq.c b/arch/sh/boards/mach-landisk/irq.c index c00ace38db3f..0b672b80c561 100644 --- a/arch/sh/boards/mach-landisk/irq.c +++ b/arch/sh/boards/mach-landisk/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/mach-landisk/irq.c * @@ -8,10 +9,6 @@ * * Copyright (C) 2001 Ian da Silva, Jeremy Siegel * Based largely on io_se.c. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> @@ -29,8 +26,8 @@ enum { PCI_INTD, /* PCI int D */ ATA, /* ATA */ FATA, /* CF */ - POWER, /* Power swtich */ - BUTTON, /* Button swtich */ + POWER, /* Power switch */ + BUTTON, /* Button switch */ }; /* Vectors for LANDISK */ diff --git a/arch/sh/boards/mach-landisk/psw.c b/arch/sh/boards/mach-landisk/psw.c index bef83522f958..e171d9af48f3 100644 --- a/arch/sh/boards/mach-landisk/psw.c +++ b/arch/sh/boards/mach-landisk/psw.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/landisk/psw.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2006-2007 Paul Mundt * Copyright (C) 2007 kogiidena - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/io.h> #include <linux/init.h> @@ -140,4 +137,4 @@ static int __init psw_init(void) { return platform_add_devices(psw_devices, ARRAY_SIZE(psw_devices)); } -module_init(psw_init); +device_initcall(psw_init); diff --git a/arch/sh/boards/mach-landisk/setup.c b/arch/sh/boards/mach-landisk/setup.c index f1147caebacf..1b3f43c3ac46 100644 --- a/arch/sh/boards/mach-landisk/setup.c +++ b/arch/sh/boards/mach-landisk/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/landisk/setup.c * @@ -7,10 +8,6 @@ * Copyright (C) 2002 Paul Mundt * Copylight (C) 2002 Atom Create Engineering Co., Ltd. * Copyright (C) 2005-2007 kogiidena - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -61,7 +58,7 @@ static int __init landisk_devices_setup(void) /* open I/O area window */ paddrbase = virt_to_phys((void *)PA_AREA5_IO); prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16); - cf_ide_base = ioremap_prot(paddrbase, PAGE_SIZE, pgprot_val(prot)); + cf_ide_base = ioremap_prot(paddrbase, PAGE_SIZE, prot); if (!cf_ide_base) { printk("allocate_cf_area : can't open CF I/O window!\n"); return -ENOMEM; @@ -85,6 +82,9 @@ device_initcall(landisk_devices_setup); static void __init landisk_setup(char **cmdline_p) { + /* I/O port identity mapping */ + __set_io_port_base(0); + /* LED ON */ __raw_writeb(__raw_readb(PA_LED) | 0x03, PA_LED); diff --git a/arch/sh/boards/mach-lboxre2/Makefile b/arch/sh/boards/mach-lboxre2/Makefile index e9ed140c06f6..0fbd0822911a 100644 --- a/arch/sh/boards/mach-lboxre2/Makefile +++ b/arch/sh/boards/mach-lboxre2/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the L-BOX RE2 specific parts of the kernel # Copyright (c) 2007 Nobuhiro Iwamatsu diff --git a/arch/sh/boards/mach-lboxre2/irq.c b/arch/sh/boards/mach-lboxre2/irq.c index 8aa171ab833e..a250e3b9019d 100644 --- a/arch/sh/boards/mach-lboxre2/irq.c +++ b/arch/sh/boards/mach-lboxre2/irq.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/lboxre2/irq.c * * Copyright (C) 2007 Nobuhiro Iwamatsu * * NTT COMWARE L-BOX RE2 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/init.h> #include <linux/interrupt.h> diff --git a/arch/sh/boards/mach-lboxre2/setup.c b/arch/sh/boards/mach-lboxre2/setup.c index 6660622aa457..e95bde207adb 100644 --- a/arch/sh/boards/mach-lboxre2/setup.c +++ b/arch/sh/boards/mach-lboxre2/setup.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/lbox/setup.c * * Copyright (C) 2007 Nobuhiro Iwamatsu * * NTT COMWARE L-BOX RE2 Support - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/init.h> @@ -57,7 +53,7 @@ static int __init lboxre2_devices_setup(void) paddrbase = virt_to_phys((void*)PA_AREA5_IO); psize = PAGE_SIZE; prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16); - cf0_io_base = (u32)ioremap_prot(paddrbase, psize, pgprot_val(prot)); + cf0_io_base = (u32)ioremap_prot(paddrbase, psize, prot); if (!cf0_io_base) { printk(KERN_ERR "%s : can't open CF I/O window!\n" , __func__ ); return -ENOMEM; diff --git a/arch/sh/boards/mach-microdev/Makefile b/arch/sh/boards/mach-microdev/Makefile deleted file mode 100644 index 4e3588e8806b..000000000000 --- a/arch/sh/boards/mach-microdev/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -# -# Makefile for the SuperH MicroDev specific parts of the kernel -# - -obj-y := setup.o irq.o io.o fdc37c93xapm.o diff --git a/arch/sh/boards/mach-microdev/fdc37c93xapm.c b/arch/sh/boards/mach-microdev/fdc37c93xapm.c deleted file mode 100644 index 458a7cf5fb46..000000000000 --- a/arch/sh/boards/mach-microdev/fdc37c93xapm.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * - * Setup for the SMSC FDC37C93xAPM - * - * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com) - * Copyright (C) 2003, 2004 SuperH, Inc. - * Copyright (C) 2004, 2005 Paul Mundt - * - * SuperH SH4-202 MicroDev board support. - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - */ -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/io.h> -#include <linux/err.h> -#include <mach/microdev.h> - -#define SMSC_CONFIG_PORT_ADDR (0x3F0) -#define SMSC_INDEX_PORT_ADDR SMSC_CONFIG_PORT_ADDR -#define SMSC_DATA_PORT_ADDR (SMSC_INDEX_PORT_ADDR + 1) - -#define SMSC_ENTER_CONFIG_KEY 0x55 -#define SMSC_EXIT_CONFIG_KEY 0xaa - -#define SMCS_LOGICAL_DEV_INDEX 0x07 /* Logical Device Number */ -#define SMSC_DEVICE_ID_INDEX 0x20 /* Device ID */ -#define SMSC_DEVICE_REV_INDEX 0x21 /* Device Revision */ -#define SMSC_ACTIVATE_INDEX 0x30 /* Activate */ -#define SMSC_PRIMARY_BASE_INDEX 0x60 /* Primary Base Address */ -#define SMSC_SECONDARY_BASE_INDEX 0x62 /* Secondary Base Address */ -#define SMSC_PRIMARY_INT_INDEX 0x70 /* Primary Interrupt Select */ -#define SMSC_SECONDARY_INT_INDEX 0x72 /* Secondary Interrupt Select */ -#define SMSC_HDCS0_INDEX 0xf0 /* HDCS0 Address Decoder */ -#define SMSC_HDCS1_INDEX 0xf1 /* HDCS1 Address Decoder */ - -#define SMSC_IDE1_DEVICE 1 /* IDE #1 logical device */ -#define SMSC_IDE2_DEVICE 2 /* IDE #2 logical device */ -#define SMSC_PARALLEL_DEVICE 3 /* Parallel Port logical device */ -#define SMSC_SERIAL1_DEVICE 4 /* Serial #1 logical device */ -#define SMSC_SERIAL2_DEVICE 5 /* Serial #2 logical device */ -#define SMSC_KEYBOARD_DEVICE 7 /* Keyboard logical device */ -#define SMSC_CONFIG_REGISTERS 8 /* Configuration Registers (Aux I/O) */ - -#define SMSC_READ_INDEXED(index) ({ \ - outb((index), SMSC_INDEX_PORT_ADDR); \ - inb(SMSC_DATA_PORT_ADDR); }) -#define SMSC_WRITE_INDEXED(val, index) ({ \ - outb((index), SMSC_INDEX_PORT_ADDR); \ - outb((val), SMSC_DATA_PORT_ADDR); }) - -#define IDE1_PRIMARY_BASE 0x01f0 /* Task File Registe base for IDE #1 */ -#define IDE1_SECONDARY_BASE 0x03f6 /* Miscellaneous AT registers for IDE #1 */ -#define IDE2_PRIMARY_BASE 0x0170 /* Task File Registe base for IDE #2 */ -#define IDE2_SECONDARY_BASE 0x0376 /* Miscellaneous AT registers for IDE #2 */ - -#define SERIAL1_PRIMARY_BASE 0x03f8 -#define SERIAL2_PRIMARY_BASE 0x02f8 - -#define MSB(x) ( (x) >> 8 ) -#define LSB(x) ( (x) & 0xff ) - - /* General-Purpose base address on CPU-board FPGA */ -#define MICRODEV_FPGA_GP_BASE 0xa6100000ul - -static int __init smsc_superio_setup(void) -{ - - unsigned char devid, devrev; - - /* Initially the chip is in run state */ - /* Put it into configuration state */ - outb(SMSC_ENTER_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); - - /* Read device ID info */ - devid = SMSC_READ_INDEXED(SMSC_DEVICE_ID_INDEX); - devrev = SMSC_READ_INDEXED(SMSC_DEVICE_REV_INDEX); - - if ((devid == 0x30) && (devrev == 0x01)) - printk("SMSC FDC37C93xAPM SuperIO device detected\n"); - else - return -ENODEV; - - /* Select the keyboard device */ - SMSC_WRITE_INDEXED(SMSC_KEYBOARD_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* enable the interrupts */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_KEYBOARD, SMSC_PRIMARY_INT_INDEX); - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_MOUSE, SMSC_SECONDARY_INT_INDEX); - - /* Select the Serial #1 device */ - SMSC_WRITE_INDEXED(SMSC_SERIAL1_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* program with port addresses */ - SMSC_WRITE_INDEXED(MSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(SERIAL1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX); - /* enable the interrupts */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL1, SMSC_PRIMARY_INT_INDEX); - - /* Select the Serial #2 device */ - SMSC_WRITE_INDEXED(SMSC_SERIAL2_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* program with port addresses */ - SMSC_WRITE_INDEXED(MSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(SERIAL2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(0x00, SMSC_HDCS0_INDEX); - /* enable the interrupts */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_SERIAL2, SMSC_PRIMARY_INT_INDEX); - - /* Select the IDE#1 device */ - SMSC_WRITE_INDEXED(SMSC_IDE1_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* program with port addresses */ - SMSC_WRITE_INDEXED(MSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(IDE1_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(MSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(IDE1_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(0x0c, SMSC_HDCS0_INDEX); - SMSC_WRITE_INDEXED(0x00, SMSC_HDCS1_INDEX); - /* select the interrupt */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE1, SMSC_PRIMARY_INT_INDEX); - - /* Select the IDE#2 device */ - SMSC_WRITE_INDEXED(SMSC_IDE2_DEVICE, SMCS_LOGICAL_DEV_INDEX); - /* enable it */ - SMSC_WRITE_INDEXED(1, SMSC_ACTIVATE_INDEX); - /* program with port addresses */ - SMSC_WRITE_INDEXED(MSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(IDE2_PRIMARY_BASE), SMSC_PRIMARY_BASE_INDEX+1); - SMSC_WRITE_INDEXED(MSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+0); - SMSC_WRITE_INDEXED(LSB(IDE2_SECONDARY_BASE), SMSC_SECONDARY_BASE_INDEX+1); - /* select the interrupt */ - SMSC_WRITE_INDEXED(MICRODEV_FPGA_IRQ_IDE2, SMSC_PRIMARY_INT_INDEX); - - /* Select the configuration registers */ - SMSC_WRITE_INDEXED(SMSC_CONFIG_REGISTERS, SMCS_LOGICAL_DEV_INDEX); - /* enable the appropriate GPIO pins for IDE functionality: - * bit[0] In/Out 1==input; 0==output - * bit[1] Polarity 1==invert; 0==no invert - * bit[2] Int Enb #1 1==Enable Combined IRQ #1; 0==disable - * bit[3:4] Function Select 00==original; 01==Alternate Function #1 - */ - SMSC_WRITE_INDEXED(0x00, 0xc2); /* GP42 = nIDE1_OE */ - SMSC_WRITE_INDEXED(0x01, 0xc5); /* GP45 = IDE1_IRQ */ - SMSC_WRITE_INDEXED(0x00, 0xc6); /* GP46 = nIOROP */ - SMSC_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */ - SMSC_WRITE_INDEXED(0x08, 0xe8); /* GP20 = nIDE2_OE */ - - /* Exit the configuration state */ - outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); - - return 0; -} -device_initcall(smsc_superio_setup); diff --git a/arch/sh/boards/mach-microdev/io.c b/arch/sh/boards/mach-microdev/io.c deleted file mode 100644 index acdafb0c6404..000000000000 --- a/arch/sh/boards/mach-microdev/io.c +++ /dev/null @@ -1,125 +0,0 @@ -/* - * linux/arch/sh/boards/superh/microdev/io.c - * - * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com) - * Copyright (C) 2003, 2004 SuperH, Inc. - * Copyright (C) 2004 Paul Mundt - * - * SuperH SH4-202 MicroDev board support. - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - */ - -#include <linux/init.h> -#include <linux/pci.h> -#include <linux/wait.h> -#include <asm/io.h> -#include <mach/microdev.h> - - /* - * we need to have a 'safe' address to re-direct all I/O requests - * that we do not explicitly wish to handle. This safe address - * must have the following properies: - * - * * writes are ignored (no exception) - * * reads are benign (no side-effects) - * * accesses of width 1, 2 and 4-bytes are all valid. - * - * The Processor Version Register (PVR) has these properties. - */ -#define PVR 0xff000030 /* Processor Version Register */ - - -#define IO_IDE2_BASE 0x170ul /* I/O base for SMSC FDC37C93xAPM IDE #2 */ -#define IO_IDE1_BASE 0x1f0ul /* I/O base for SMSC FDC37C93xAPM IDE #1 */ -#define IO_ISP1161_BASE 0x290ul /* I/O port for Philips ISP1161x USB chip */ -#define IO_SERIAL2_BASE 0x2f8ul /* I/O base for SMSC FDC37C93xAPM Serial #2 */ -#define IO_LAN91C111_BASE 0x300ul /* I/O base for SMSC LAN91C111 Ethernet chip */ -#define IO_IDE2_MISC 0x376ul /* I/O misc for SMSC FDC37C93xAPM IDE #2 */ -#define IO_SUPERIO_BASE 0x3f0ul /* I/O base for SMSC FDC37C93xAPM SuperIO chip */ -#define IO_IDE1_MISC 0x3f6ul /* I/O misc for SMSC FDC37C93xAPM IDE #1 */ -#define IO_SERIAL1_BASE 0x3f8ul /* I/O base for SMSC FDC37C93xAPM Serial #1 */ - -#define IO_ISP1161_EXTENT 0x04ul /* I/O extent for Philips ISP1161x USB chip */ -#define IO_LAN91C111_EXTENT 0x10ul /* I/O extent for SMSC LAN91C111 Ethernet chip */ -#define IO_SUPERIO_EXTENT 0x02ul /* I/O extent for SMSC FDC37C93xAPM SuperIO chip */ -#define IO_IDE_EXTENT 0x08ul /* I/O extent for IDE Task Register set */ -#define IO_SERIAL_EXTENT 0x10ul - -#define IO_LAN91C111_PHYS 0xa7500000ul /* Physical address of SMSC LAN91C111 Ethernet chip */ -#define IO_ISP1161_PHYS 0xa7700000ul /* Physical address of Philips ISP1161x USB chip */ -#define IO_SUPERIO_PHYS 0xa7800000ul /* Physical address of SMSC FDC37C93xAPM SuperIO chip */ - -/* - * map I/O ports to memory-mapped addresses - */ -void __iomem *microdev_ioport_map(unsigned long offset, unsigned int len) -{ - unsigned long result; - - if ((offset >= IO_LAN91C111_BASE) && - (offset < IO_LAN91C111_BASE + IO_LAN91C111_EXTENT)) { - /* - * SMSC LAN91C111 Ethernet chip - */ - result = IO_LAN91C111_PHYS + offset - IO_LAN91C111_BASE; - } else if ((offset >= IO_SUPERIO_BASE) && - (offset < IO_SUPERIO_BASE + IO_SUPERIO_EXTENT)) { - /* - * SMSC FDC37C93xAPM SuperIO chip - * - * Configuration Registers - */ - result = IO_SUPERIO_PHYS + (offset << 1); - } else if (((offset >= IO_IDE1_BASE) && - (offset < IO_IDE1_BASE + IO_IDE_EXTENT)) || - (offset == IO_IDE1_MISC)) { - /* - * SMSC FDC37C93xAPM SuperIO chip - * - * IDE #1 - */ - result = IO_SUPERIO_PHYS + (offset << 1); - } else if (((offset >= IO_IDE2_BASE) && - (offset < IO_IDE2_BASE + IO_IDE_EXTENT)) || - (offset == IO_IDE2_MISC)) { - /* - * SMSC FDC37C93xAPM SuperIO chip - * - * IDE #2 - */ - result = IO_SUPERIO_PHYS + (offset << 1); - } else if ((offset >= IO_SERIAL1_BASE) && - (offset < IO_SERIAL1_BASE + IO_SERIAL_EXTENT)) { - /* - * SMSC FDC37C93xAPM SuperIO chip - * - * Serial #1 - */ - result = IO_SUPERIO_PHYS + (offset << 1); - } else if ((offset >= IO_SERIAL2_BASE) && - (offset < IO_SERIAL2_BASE + IO_SERIAL_EXTENT)) { - /* - * SMSC FDC37C93xAPM SuperIO chip - * - * Serial #2 - */ - result = IO_SUPERIO_PHYS + (offset << 1); - } else if ((offset >= IO_ISP1161_BASE) && - (offset < IO_ISP1161_BASE + IO_ISP1161_EXTENT)) { - /* - * Philips USB ISP1161x chip - */ - result = IO_ISP1161_PHYS + offset - IO_ISP1161_BASE; - } else { - /* - * safe default. - */ - printk("Warning: unexpected port in %s( offset = 0x%lx )\n", - __func__, offset); - result = PVR; - } - - return (void __iomem *)result; -} diff --git a/arch/sh/boards/mach-microdev/irq.c b/arch/sh/boards/mach-microdev/irq.c deleted file mode 100644 index 9a8aff339619..000000000000 --- a/arch/sh/boards/mach-microdev/irq.c +++ /dev/null @@ -1,152 +0,0 @@ -/* - * arch/sh/boards/superh/microdev/irq.c - * - * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com) - * - * SuperH SH4-202 MicroDev board support. - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - */ - -#include <linux/init.h> -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <asm/io.h> -#include <mach/microdev.h> - -#define NUM_EXTERNAL_IRQS 16 /* IRL0 .. IRL15 */ - -static const struct { - unsigned char fpgaIrq; - unsigned char mapped; - const char *name; -} fpgaIrqTable[NUM_EXTERNAL_IRQS] = { - { 0, 0, "unused" }, /* IRQ #0 IRL=15 0x200 */ - { MICRODEV_FPGA_IRQ_KEYBOARD, 1, "keyboard" }, /* IRQ #1 IRL=14 0x220 */ - { MICRODEV_FPGA_IRQ_SERIAL1, 1, "Serial #1"}, /* IRQ #2 IRL=13 0x240 */ - { MICRODEV_FPGA_IRQ_ETHERNET, 1, "Ethernet" }, /* IRQ #3 IRL=12 0x260 */ - { MICRODEV_FPGA_IRQ_SERIAL2, 0, "Serial #2"}, /* IRQ #4 IRL=11 0x280 */ - { 0, 0, "unused" }, /* IRQ #5 IRL=10 0x2a0 */ - { 0, 0, "unused" }, /* IRQ #6 IRL=9 0x2c0 */ - { MICRODEV_FPGA_IRQ_USB_HC, 1, "USB" }, /* IRQ #7 IRL=8 0x2e0 */ - { MICRODEV_IRQ_PCI_INTA, 1, "PCI INTA" }, /* IRQ #8 IRL=7 0x300 */ - { MICRODEV_IRQ_PCI_INTB, 1, "PCI INTB" }, /* IRQ #9 IRL=6 0x320 */ - { MICRODEV_IRQ_PCI_INTC, 1, "PCI INTC" }, /* IRQ #10 IRL=5 0x340 */ - { MICRODEV_IRQ_PCI_INTD, 1, "PCI INTD" }, /* IRQ #11 IRL=4 0x360 */ - { MICRODEV_FPGA_IRQ_MOUSE, 1, "mouse" }, /* IRQ #12 IRL=3 0x380 */ - { MICRODEV_FPGA_IRQ_IDE2, 1, "IDE #2" }, /* IRQ #13 IRL=2 0x3a0 */ - { MICRODEV_FPGA_IRQ_IDE1, 1, "IDE #1" }, /* IRQ #14 IRL=1 0x3c0 */ - { 0, 0, "unused" }, /* IRQ #15 IRL=0 0x3e0 */ -}; - -#if (MICRODEV_LINUX_IRQ_KEYBOARD != 1) -# error Inconsistancy in defining the IRQ# for Keyboard! -#endif - -#if (MICRODEV_LINUX_IRQ_ETHERNET != 3) -# error Inconsistancy in defining the IRQ# for Ethernet! -#endif - -#if (MICRODEV_LINUX_IRQ_USB_HC != 7) -# error Inconsistancy in defining the IRQ# for USB! -#endif - -#if (MICRODEV_LINUX_IRQ_MOUSE != 12) -# error Inconsistancy in defining the IRQ# for PS/2 Mouse! -#endif - -#if (MICRODEV_LINUX_IRQ_IDE2 != 13) -# error Inconsistancy in defining the IRQ# for secondary IDE! -#endif - -#if (MICRODEV_LINUX_IRQ_IDE1 != 14) -# error Inconsistancy in defining the IRQ# for primary IDE! -#endif - -static void disable_microdev_irq(struct irq_data *data) -{ - unsigned int irq = data->irq; - unsigned int fpgaIrq; - - if (irq >= NUM_EXTERNAL_IRQS) - return; - if (!fpgaIrqTable[irq].mapped) - return; - - fpgaIrq = fpgaIrqTable[irq].fpgaIrq; - - /* disable interrupts on the FPGA INTC register */ - __raw_writel(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTDSB_REG); -} - -static void enable_microdev_irq(struct irq_data *data) -{ - unsigned int irq = data->irq; - unsigned long priorityReg, priorities, pri; - unsigned int fpgaIrq; - - if (unlikely(irq >= NUM_EXTERNAL_IRQS)) - return; - if (unlikely(!fpgaIrqTable[irq].mapped)) - return; - - pri = 15 - irq; - - fpgaIrq = fpgaIrqTable[irq].fpgaIrq; - priorityReg = MICRODEV_FPGA_INTPRI_REG(fpgaIrq); - - /* set priority for the interrupt */ - priorities = __raw_readl(priorityReg); - priorities &= ~MICRODEV_FPGA_INTPRI_MASK(fpgaIrq); - priorities |= MICRODEV_FPGA_INTPRI_LEVEL(fpgaIrq, pri); - __raw_writel(priorities, priorityReg); - - /* enable interrupts on the FPGA INTC register */ - __raw_writel(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTENB_REG); -} - -static struct irq_chip microdev_irq_type = { - .name = "MicroDev-IRQ", - .irq_unmask = enable_microdev_irq, - .irq_mask = disable_microdev_irq, -}; - -/* This function sets the desired irq handler to be a MicroDev type */ -static void __init make_microdev_irq(unsigned int irq) -{ - disable_irq_nosync(irq); - irq_set_chip_and_handler(irq, µdev_irq_type, handle_level_irq); - disable_microdev_irq(irq_get_irq_data(irq)); -} - -extern void __init init_microdev_irq(void) -{ - int i; - - /* disable interrupts on the FPGA INTC register */ - __raw_writel(~0ul, MICRODEV_FPGA_INTDSB_REG); - - for (i = 0; i < NUM_EXTERNAL_IRQS; i++) - make_microdev_irq(i); -} - -extern void microdev_print_fpga_intc_status(void) -{ - volatile unsigned int * const intenb = (unsigned int*)MICRODEV_FPGA_INTENB_REG; - volatile unsigned int * const intdsb = (unsigned int*)MICRODEV_FPGA_INTDSB_REG; - volatile unsigned int * const intpria = (unsigned int*)MICRODEV_FPGA_INTPRI_REG(0); - volatile unsigned int * const intprib = (unsigned int*)MICRODEV_FPGA_INTPRI_REG(8); - volatile unsigned int * const intpric = (unsigned int*)MICRODEV_FPGA_INTPRI_REG(16); - volatile unsigned int * const intprid = (unsigned int*)MICRODEV_FPGA_INTPRI_REG(24); - volatile unsigned int * const intsrc = (unsigned int*)MICRODEV_FPGA_INTSRC_REG; - volatile unsigned int * const intreq = (unsigned int*)MICRODEV_FPGA_INTREQ_REG; - - printk("-------------------------- microdev_print_fpga_intc_status() ------------------\n"); - printk("FPGA_INTENB = 0x%08x\n", *intenb); - printk("FPGA_INTDSB = 0x%08x\n", *intdsb); - printk("FPGA_INTSRC = 0x%08x\n", *intsrc); - printk("FPGA_INTREQ = 0x%08x\n", *intreq); - printk("FPGA_INTPRI[3..0] = %08x:%08x:%08x:%08x\n", *intprid, *intpric, *intprib, *intpria); - printk("-------------------------------------------------------------------------------\n"); -} diff --git a/arch/sh/boards/mach-microdev/setup.c b/arch/sh/boards/mach-microdev/setup.c deleted file mode 100644 index 6c66ee4d842b..000000000000 --- a/arch/sh/boards/mach-microdev/setup.c +++ /dev/null @@ -1,199 +0,0 @@ -/* - * arch/sh/boards/superh/microdev/setup.c - * - * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com) - * Copyright (C) 2003, 2004 SuperH, Inc. - * Copyright (C) 2004, 2005 Paul Mundt - * - * SuperH SH4-202 MicroDev board support. - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - */ -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/ioport.h> -#include <video/s1d13xxxfb.h> -#include <mach/microdev.h> -#include <asm/io.h> -#include <asm/machvec.h> -#include <asm/sizes.h> - -static struct resource smc91x_resources[] = { - [0] = { - .start = 0x300, - .end = 0x300 + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = MICRODEV_LINUX_IRQ_ETHERNET, - .end = MICRODEV_LINUX_IRQ_ETHERNET, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = -1, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; - -static struct s1d13xxxfb_regval s1d13806_initregs[] = { - { S1DREG_MISC, 0x00 }, - { S1DREG_COM_DISP_MODE, 0x00 }, - { S1DREG_GPIO_CNF0, 0x00 }, - { S1DREG_GPIO_CNF1, 0x00 }, - { S1DREG_GPIO_CTL0, 0x00 }, - { S1DREG_GPIO_CTL1, 0x00 }, - { S1DREG_CLK_CNF, 0x02 }, - { S1DREG_LCD_CLK_CNF, 0x01 }, - { S1DREG_CRT_CLK_CNF, 0x03 }, - { S1DREG_MPLUG_CLK_CNF, 0x03 }, - { S1DREG_CPU2MEM_WST_SEL, 0x02 }, - { S1DREG_SDRAM_REF_RATE, 0x03 }, - { S1DREG_SDRAM_TC0, 0x00 }, - { S1DREG_SDRAM_TC1, 0x01 }, - { S1DREG_MEM_CNF, 0x80 }, - { S1DREG_PANEL_TYPE, 0x25 }, - { S1DREG_MOD_RATE, 0x00 }, - { S1DREG_LCD_DISP_HWIDTH, 0x63 }, - { S1DREG_LCD_NDISP_HPER, 0x1e }, - { S1DREG_TFT_FPLINE_START, 0x06 }, - { S1DREG_TFT_FPLINE_PWIDTH, 0x03 }, - { S1DREG_LCD_DISP_VHEIGHT0, 0x57 }, - { S1DREG_LCD_DISP_VHEIGHT1, 0x02 }, - { S1DREG_LCD_NDISP_VPER, 0x00 }, - { S1DREG_TFT_FPFRAME_START, 0x0a }, - { S1DREG_TFT_FPFRAME_PWIDTH, 0x81 }, - { S1DREG_LCD_DISP_MODE, 0x03 }, - { S1DREG_LCD_MISC, 0x00 }, - { S1DREG_LCD_DISP_START0, 0x00 }, - { S1DREG_LCD_DISP_START1, 0x00 }, - { S1DREG_LCD_DISP_START2, 0x00 }, - { S1DREG_LCD_MEM_OFF0, 0x90 }, - { S1DREG_LCD_MEM_OFF1, 0x01 }, - { S1DREG_LCD_PIX_PAN, 0x00 }, - { S1DREG_LCD_DISP_FIFO_HTC, 0x00 }, - { S1DREG_LCD_DISP_FIFO_LTC, 0x00 }, - { S1DREG_CRT_DISP_HWIDTH, 0x63 }, - { S1DREG_CRT_NDISP_HPER, 0x1f }, - { S1DREG_CRT_HRTC_START, 0x04 }, - { S1DREG_CRT_HRTC_PWIDTH, 0x8f }, - { S1DREG_CRT_DISP_VHEIGHT0, 0x57 }, - { S1DREG_CRT_DISP_VHEIGHT1, 0x02 }, - { S1DREG_CRT_NDISP_VPER, 0x1b }, - { S1DREG_CRT_VRTC_START, 0x00 }, - { S1DREG_CRT_VRTC_PWIDTH, 0x83 }, - { S1DREG_TV_OUT_CTL, 0x10 }, - { S1DREG_CRT_DISP_MODE, 0x05 }, - { S1DREG_CRT_DISP_START0, 0x00 }, - { S1DREG_CRT_DISP_START1, 0x00 }, - { S1DREG_CRT_DISP_START2, 0x00 }, - { S1DREG_CRT_MEM_OFF0, 0x20 }, - { S1DREG_CRT_MEM_OFF1, 0x03 }, - { S1DREG_CRT_PIX_PAN, 0x00 }, - { S1DREG_CRT_DISP_FIFO_HTC, 0x00 }, - { S1DREG_CRT_DISP_FIFO_LTC, 0x00 }, - { S1DREG_LCD_CUR_CTL, 0x00 }, - { S1DREG_LCD_CUR_START, 0x01 }, - { S1DREG_LCD_CUR_XPOS0, 0x00 }, - { S1DREG_LCD_CUR_XPOS1, 0x00 }, - { S1DREG_LCD_CUR_YPOS0, 0x00 }, - { S1DREG_LCD_CUR_YPOS1, 0x00 }, - { S1DREG_LCD_CUR_BCTL0, 0x00 }, - { S1DREG_LCD_CUR_GCTL0, 0x00 }, - { S1DREG_LCD_CUR_RCTL0, 0x00 }, - { S1DREG_LCD_CUR_BCTL1, 0x1f }, - { S1DREG_LCD_CUR_GCTL1, 0x3f }, - { S1DREG_LCD_CUR_RCTL1, 0x1f }, - { S1DREG_LCD_CUR_FIFO_HTC, 0x00 }, - { S1DREG_CRT_CUR_CTL, 0x00 }, - { S1DREG_CRT_CUR_START, 0x01 }, - { S1DREG_CRT_CUR_XPOS0, 0x00 }, - { S1DREG_CRT_CUR_XPOS1, 0x00 }, - { S1DREG_CRT_CUR_YPOS0, 0x00 }, - { S1DREG_CRT_CUR_YPOS1, 0x00 }, - { S1DREG_CRT_CUR_BCTL0, 0x00 }, - { S1DREG_CRT_CUR_GCTL0, 0x00 }, - { S1DREG_CRT_CUR_RCTL0, 0x00 }, - { S1DREG_CRT_CUR_BCTL1, 0x1f }, - { S1DREG_CRT_CUR_GCTL1, 0x3f }, - { S1DREG_CRT_CUR_RCTL1, 0x1f }, - { S1DREG_CRT_CUR_FIFO_HTC, 0x00 }, - { S1DREG_BBLT_CTL0, 0x00 }, - { S1DREG_BBLT_CTL1, 0x00 }, - { S1DREG_BBLT_CC_EXP, 0x00 }, - { S1DREG_BBLT_OP, 0x00 }, - { S1DREG_BBLT_SRC_START0, 0x00 }, - { S1DREG_BBLT_SRC_START1, 0x00 }, - { S1DREG_BBLT_SRC_START2, 0x00 }, - { S1DREG_BBLT_DST_START0, 0x00 }, - { S1DREG_BBLT_DST_START1, 0x00 }, - { S1DREG_BBLT_DST_START2, 0x00 }, - { S1DREG_BBLT_MEM_OFF0, 0x00 }, - { S1DREG_BBLT_MEM_OFF1, 0x00 }, - { S1DREG_BBLT_WIDTH0, 0x00 }, - { S1DREG_BBLT_WIDTH1, 0x00 }, - { S1DREG_BBLT_HEIGHT0, 0x00 }, - { S1DREG_BBLT_HEIGHT1, 0x00 }, - { S1DREG_BBLT_BGC0, 0x00 }, - { S1DREG_BBLT_BGC1, 0x00 }, - { S1DREG_BBLT_FGC0, 0x00 }, - { S1DREG_BBLT_FGC1, 0x00 }, - { S1DREG_LKUP_MODE, 0x00 }, - { S1DREG_LKUP_ADDR, 0x00 }, - { S1DREG_PS_CNF, 0x10 }, - { S1DREG_PS_STATUS, 0x00 }, - { S1DREG_CPU2MEM_WDOGT, 0x00 }, - { S1DREG_COM_DISP_MODE, 0x02 }, -}; - -static struct s1d13xxxfb_pdata s1d13806_platform_data = { - .initregs = s1d13806_initregs, - .initregssize = ARRAY_SIZE(s1d13806_initregs), -}; - -static struct resource s1d13806_resources[] = { - [0] = { - .start = 0x07200000, - .end = 0x07200000 + SZ_2M - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0x07000000, - .end = 0x07000000 + SZ_2M - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device s1d13806_device = { - .name = "s1d13806fb", - .id = -1, - .num_resources = ARRAY_SIZE(s1d13806_resources), - .resource = s1d13806_resources, - - .dev = { - .platform_data = &s1d13806_platform_data, - }, -}; - -static struct platform_device *microdev_devices[] __initdata = { - &smc91x_device, - &s1d13806_device, -}; - -static int __init microdev_devices_setup(void) -{ - return platform_add_devices(microdev_devices, ARRAY_SIZE(microdev_devices)); -} -device_initcall(microdev_devices_setup); - -/* - * The Machine Vector - */ -static struct sh_machine_vector mv_sh4202_microdev __initmv = { - .mv_name = "SH4-202 MicroDev", - .mv_ioport_map = microdev_ioport_map, - .mv_init_irq = init_microdev_irq, -}; diff --git a/arch/sh/boards/mach-migor/Kconfig b/arch/sh/boards/mach-migor/Kconfig index a7b3b728ec3c..fb64a10e2170 100644 --- a/arch/sh/boards/mach-migor/Kconfig +++ b/arch/sh/boards/mach-migor/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 if SH_MIGOR choice diff --git a/arch/sh/boards/mach-migor/Makefile b/arch/sh/boards/mach-migor/Makefile index 4601a89e5ac7..c223d759fcb1 100644 --- a/arch/sh/boards/mach-migor/Makefile +++ b/arch/sh/boards/mach-migor/Makefile @@ -1,2 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y := setup.o sdram.o obj-$(CONFIG_SH_MIGOR_QVGA) += lcd_qvga.o diff --git a/arch/sh/boards/mach-migor/lcd_qvga.c b/arch/sh/boards/mach-migor/lcd_qvga.c index 8bccd345b69c..4ebf130510bc 100644 --- a/arch/sh/boards/mach-migor/lcd_qvga.c +++ b/arch/sh/boards/mach-migor/lcd_qvga.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Support for SuperH MigoR Quarter VGA LCD Panel * @@ -5,10 +6,6 @@ * * Based on lcd_powertip.c from Kenati Technologies Pvt Ltd. * Copyright (c) 2007 Ujjwal Pande <ujjwal@kenati.com>, - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> diff --git a/arch/sh/boards/mach-migor/sdram.S b/arch/sh/boards/mach-migor/sdram.S index 614aa3a1398c..3a6bee1270aa 100644 --- a/arch/sh/boards/mach-migor/sdram.S +++ b/arch/sh/boards/mach-migor/sdram.S @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Migo-R sdram self/auto-refresh setup code * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> diff --git a/arch/sh/boards/mach-migor/setup.c b/arch/sh/boards/mach-migor/setup.c index 8b73194ed2ce..1853e6319a66 100644 --- a/arch/sh/boards/mach-migor/setup.c +++ b/arch/sh/boards/mach-migor/setup.c @@ -1,21 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas System Solutions Asia Pte. Ltd - Migo-R * * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ +#include <linux/clkdev.h> +#include <linux/dma-map-ops.h> #include <linux/init.h> +#include <linux/platform_data/tmio.h> #include <linux/platform_device.h> #include <linux/interrupt.h> #include <linux/input.h> #include <linux/input/sh_keysc.h> +#include <linux/memblock.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mtd/physmap.h> -#include <linux/mtd/nand.h> +#include <linux/mtd/platnand.h> #include <linux/i2c.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> @@ -23,13 +23,13 @@ #include <linux/delay.h> #include <linux/clk.h> #include <linux/gpio.h> +#include <linux/gpio/machine.h> #include <linux/videodev2.h> #include <linux/sh_intc.h> #include <video/sh_mobile_lcdc.h> -#include <media/sh_mobile_ceu.h> -#include <media/ov772x.h> -#include <media/soc_camera.h> -#include <media/tw9910.h> +#include <media/drv-intf/renesas-ceu.h> +#include <media/i2c/ov772x.h> +#include <media/i2c/tw9910.h> #include <asm/clock.h> #include <asm/machvec.h> #include <asm/io.h> @@ -45,6 +45,9 @@ * 0x18000000 8GB 8 NAND Flash (K9K8G08U0A) */ +#define CEU_BUFFER_MEMORY_SIZE (4 << 20) +static phys_addr_t ceu_dma_membase; + static struct smc91x_platdata smc91x_info = { .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, }; @@ -163,23 +166,21 @@ static struct mtd_partition migor_nand_flash_partitions[] = { }, }; -static void migor_nand_flash_cmd_ctl(struct mtd_info *mtd, int cmd, +static void migor_nand_flash_cmd_ctl(struct nand_chip *chip, int cmd, unsigned int ctrl) { - struct nand_chip *chip = mtd->priv; - if (cmd == NAND_CMD_NONE) return; if (ctrl & NAND_CLE) - writeb(cmd, chip->IO_ADDR_W + 0x00400000); + writeb(cmd, chip->legacy.IO_ADDR_W + 0x00400000); else if (ctrl & NAND_ALE) - writeb(cmd, chip->IO_ADDR_W + 0x00800000); + writeb(cmd, chip->legacy.IO_ADDR_W + 0x00800000); else - writeb(cmd, chip->IO_ADDR_W); + writeb(cmd, chip->legacy.IO_ADDR_W); } -static int migor_nand_flash_ready(struct mtd_info *mtd) +static int migor_nand_flash_ready(struct nand_chip *chip) { return gpio_get_value(GPIO_PTA1); /* NAND_RBn */ } @@ -301,65 +302,24 @@ static struct platform_device migor_lcdc_device = { }, }; -static struct clk *camera_clk; -static DEFINE_MUTEX(camera_lock); - -static void camera_power_on(int is_tw) -{ - mutex_lock(&camera_lock); - - /* Use 10 MHz VIO_CKO instead of 24 MHz to work - * around signal quality issues on Panel Board V2.1. - */ - camera_clk = clk_get(NULL, "video_clk"); - clk_set_rate(camera_clk, 10000000); - clk_enable(camera_clk); /* start VIO_CKO */ - - /* use VIO_RST to take camera out of reset */ - mdelay(10); - if (is_tw) { - gpio_set_value(GPIO_PTT2, 0); - gpio_set_value(GPIO_PTT0, 0); - } else { - gpio_set_value(GPIO_PTT0, 1); - } - gpio_set_value(GPIO_PTT3, 0); - mdelay(10); - gpio_set_value(GPIO_PTT3, 1); - mdelay(10); /* wait to let chip come out of reset */ -} - -static void camera_power_off(void) -{ - clk_disable(camera_clk); /* stop VIO_CKO */ - clk_put(camera_clk); - - gpio_set_value(GPIO_PTT3, 0); - mutex_unlock(&camera_lock); -} - -static int ov7725_power(struct device *dev, int mode) -{ - if (mode) - camera_power_on(0); - else - camera_power_off(); - - return 0; -} - -static int tw9910_power(struct device *dev, int mode) -{ - if (mode) - camera_power_on(1); - else - camera_power_off(); - - return 0; -} - -static struct sh_mobile_ceu_info sh_mobile_ceu_info = { - .flags = SH_CEU_FLAG_USE_8BIT_BUS, +static struct ceu_platform_data ceu_pdata = { + .num_subdevs = 2, + .subdevs = { + { /* [0] = ov772x */ + .flags = 0, + .bus_width = 8, + .bus_shift = 0, + .i2c_adapter_id = 0, + .i2c_address = 0x21, + }, + { /* [1] = tw9910 */ + .flags = 0, + .bus_width = 8, + .bus_shift = 0, + .i2c_adapter_id = 0, + .i2c_address = 0x45, + }, + }, }; static struct resource migor_ceu_resources[] = { @@ -373,18 +333,33 @@ static struct resource migor_ceu_resources[] = { .start = evt2irq(0x880), .flags = IORESOURCE_IRQ, }, - [2] = { - /* place holder for contiguous memory */ - }, }; static struct platform_device migor_ceu_device = { - .name = "sh_mobile_ceu", - .id = 0, /* "ceu0" clock */ + .name = "renesas-ceu", + .id = 0, /* ceu.0 */ .num_resources = ARRAY_SIZE(migor_ceu_resources), .resource = migor_ceu_resources, .dev = { - .platform_data = &sh_mobile_ceu_info, + .platform_data = &ceu_pdata, + }, +}; + +/* Powerdown/reset gpios for CEU image sensors */ +static struct gpiod_lookup_table ov7725_gpios = { + .dev_id = "0-0021", + .table = { + GPIO_LOOKUP("sh7722_pfc", GPIO_PTT0, "powerdown", + GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("sh7722_pfc", GPIO_PTT3, "reset", GPIO_ACTIVE_LOW), + }, +}; + +static struct gpiod_lookup_table tw9910_gpios = { + .dev_id = "0-0045", + .table = { + GPIO_LOOKUP("sh7722_pfc", GPIO_PTT2, "pdn", GPIO_ACTIVE_LOW), + GPIO_LOOKUP("sh7722_pfc", GPIO_PTT3, "rstb", GPIO_ACTIVE_LOW), }, }; @@ -408,10 +383,10 @@ static struct resource sdhi_cn9_resources[] = { }, }; -static struct sh_mobile_sdhi_info sh7724_sdhi_data = { - .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX, - .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX, - .tmio_caps = MMC_CAP_SDIO_IRQ, +static struct tmio_mmc_data sh7724_sdhi_data = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI0_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI0_RX, + .capabilities = MMC_CAP_SDIO_IRQ, }; static struct platform_device sdhi_cn9_device = { @@ -423,6 +398,15 @@ static struct platform_device sdhi_cn9_device = { }, }; +static struct ov772x_camera_info ov7725_info = { + .flags = 0, +}; + +static struct tw9910_video_info tw9910_info = { + .buswidth = 8, + .mpout = TW9910_MPO_FIELD, +}; + static struct i2c_board_info migor_i2c_devices[] = { { I2C_BOARD_INFO("rs5c372b", 0x32), @@ -434,51 +418,13 @@ static struct i2c_board_info migor_i2c_devices[] = { { I2C_BOARD_INFO("wm8978", 0x1a), }, -}; - -static struct i2c_board_info migor_i2c_camera[] = { { I2C_BOARD_INFO("ov772x", 0x21), + .platform_data = &ov7725_info, }, { I2C_BOARD_INFO("tw9910", 0x45), - }, -}; - -static struct ov772x_camera_info ov7725_info; - -static struct soc_camera_link ov7725_link = { - .power = ov7725_power, - .board_info = &migor_i2c_camera[0], - .i2c_adapter_id = 0, - .priv = &ov7725_info, -}; - -static struct tw9910_video_info tw9910_info = { - .buswidth = SOCAM_DATAWIDTH_8, - .mpout = TW9910_MPO_FIELD, -}; - -static struct soc_camera_link tw9910_link = { - .power = tw9910_power, - .board_info = &migor_i2c_camera[1], - .i2c_adapter_id = 0, - .priv = &tw9910_info, -}; - -static struct platform_device migor_camera[] = { - { - .name = "soc-camera-pdrv", - .id = 0, - .dev = { - .platform_data = &ov7725_link, - }, - }, { - .name = "soc-camera-pdrv", - .id = 1, - .dev = { - .platform_data = &tw9910_link, - }, + .platform_data = &tw9910_info, }, }; @@ -486,12 +432,9 @@ static struct platform_device *migor_devices[] __initdata = { &smc91x_eth_device, &sh_keysc_device, &migor_lcdc_device, - &migor_ceu_device, &migor_nor_flash_device, &migor_nand_flash_device, &sdhi_cn9_device, - &migor_camera[0], - &migor_camera[1], }; extern char migor_sdram_enter_start; @@ -501,6 +444,8 @@ extern char migor_sdram_leave_end; static int __init migor_devices_setup(void) { + struct clk *video_clk; + /* register board specific self-refresh code */ sh_mobile_register_self_refresh(SUSP_SH_STANDBY | SUSP_SH_SF, &migor_sdram_enter_start, @@ -620,20 +565,8 @@ static int __init migor_devices_setup(void) gpio_request(GPIO_FN_VIO_D9, NULL); gpio_request(GPIO_FN_VIO_D8, NULL); - gpio_request(GPIO_PTT3, NULL); /* VIO_RST */ - gpio_direction_output(GPIO_PTT3, 0); - gpio_request(GPIO_PTT2, NULL); /* TV_IN_EN */ - gpio_direction_output(GPIO_PTT2, 1); - gpio_request(GPIO_PTT0, NULL); /* CAM_EN */ -#ifdef CONFIG_SH_MIGOR_RTA_WVGA - gpio_direction_output(GPIO_PTT0, 0); -#else - gpio_direction_output(GPIO_PTT0, 1); -#endif __raw_writew(__raw_readw(PORT_MSELCRB) | 0x2000, PORT_MSELCRB); /* D15->D8 */ - platform_resource_setup_memory(&migor_ceu_device, "ceu", 4 << 20); - /* SIU: Port B */ gpio_request(GPIO_FN_SIUBOLR, NULL); gpio_request(GPIO_FN_SIUBOBT, NULL); @@ -647,9 +580,34 @@ static int __init migor_devices_setup(void) */ __raw_writew(__raw_readw(PORT_MSELCRA) | 1, PORT_MSELCRA); + /* + * Use 10 MHz VIO_CKO instead of 24 MHz to work around signal quality + * issues on Panel Board V2.1. + */ + video_clk = clk_get(NULL, "video_clk"); + if (!IS_ERR(video_clk)) { + clk_set_rate(video_clk, clk_round_rate(video_clk, 10000000)); + clk_put(video_clk); + } + + /* Add a clock alias for ov7725 xclk source. */ + clk_add_alias(NULL, "0-0021", "video_clk", NULL); + + /* Register GPIOs for video sources. */ + gpiod_add_lookup_table(&ov7725_gpios); + gpiod_add_lookup_table(&tw9910_gpios); + i2c_register_board_info(0, migor_i2c_devices, ARRAY_SIZE(migor_i2c_devices)); + /* Initialize CEU platform device separately to map memory first */ + device_initialize(&migor_ceu_device.dev); + dma_declare_coherent_memory(&migor_ceu_device.dev, + ceu_dma_membase, ceu_dma_membase, + CEU_BUFFER_MEMORY_SIZE); + + platform_device_add(&migor_ceu_device); + return platform_add_devices(migor_devices, ARRAY_SIZE(migor_devices)); } arch_initcall(migor_devices_setup); @@ -665,10 +623,27 @@ static int migor_mode_pins(void) return MODE_PIN0 | MODE_PIN1 | MODE_PIN5; } +/* Reserve a portion of memory for CEU buffers */ +static void __init migor_mv_mem_reserve(void) +{ + phys_addr_t phys; + phys_addr_t size = CEU_BUFFER_MEMORY_SIZE; + + phys = memblock_phys_alloc(size, PAGE_SIZE); + if (!phys) + panic("Failed to allocate CEU memory\n"); + + memblock_phys_free(phys, size); + memblock_remove(phys, size); + + ceu_dma_membase = phys; +} + /* * The Machine Vector */ static struct sh_machine_vector mv_migor __initmv = { .mv_name = "Migo-R", .mv_mode_pins = migor_mode_pins, + .mv_mem_reserve = migor_mv_mem_reserve, }; diff --git a/arch/sh/boards/mach-r2d/Kconfig b/arch/sh/boards/mach-r2d/Kconfig index 8122a9667fc9..21770e668de2 100644 --- a/arch/sh/boards/mach-r2d/Kconfig +++ b/arch/sh/boards/mach-r2d/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 if SH_RTS7751R2D menu "RTS7751R2D Board Revision" diff --git a/arch/sh/boards/mach-r2d/Makefile b/arch/sh/boards/mach-r2d/Makefile index 0d4c75a72be0..7e7ac5e05662 100644 --- a/arch/sh/boards/mach-r2d/Makefile +++ b/arch/sh/boards/mach-r2d/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the RTS7751R2D specific parts of the kernel # diff --git a/arch/sh/boards/mach-r2d/irq.c b/arch/sh/boards/mach-r2d/irq.c index 574f009c3c31..d0a54a9adbce 100644 --- a/arch/sh/boards/mach-r2d/irq.c +++ b/arch/sh/boards/mach-r2d/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/renesas/rts7751r2d/irq.c * @@ -116,10 +117,10 @@ static unsigned char irl2irq[R2D_NR_IRL]; int rts7751r2d_irq_demux(int irq) { - if (irq >= R2D_NR_IRL || irq < 0 || !irl2irq[irq]) + if (irq >= R2D_NR_IRL + 16 || irq < 16 || !irl2irq[irq - 16]) return irq; - return irl2irq[irq]; + return irl2irq[irq - 16]; } /* diff --git a/arch/sh/boards/mach-r2d/setup.c b/arch/sh/boards/mach-r2d/setup.c index 4b98a5251f83..3bc52f651d96 100644 --- a/arch/sh/boards/mach-r2d/setup.c +++ b/arch/sh/boards/mach-r2d/setup.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Technology Sales RTS7751R2D Support. * * Copyright (C) 2002 - 2006 Atom Create Engineering Co., Ltd. * Copyright (C) 2004 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> diff --git a/arch/sh/boards/mach-rsk/Kconfig b/arch/sh/boards/mach-rsk/Kconfig index 458a11ffd022..f0299bc4416f 100644 --- a/arch/sh/boards/mach-rsk/Kconfig +++ b/arch/sh/boards/mach-rsk/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 if SH_RSK choice @@ -10,17 +11,17 @@ config SH_RSK7201 config SH_RSK7203 bool "RSK7203" - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB depends on CPU_SUBTYPE_SH7203 config SH_RSK7264 bool "RSK2+SH7264" - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB depends on CPU_SUBTYPE_SH7264 config SH_RSK7269 bool "RSK2+SH7269" - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB depends on CPU_SUBTYPE_SH7269 endchoice diff --git a/arch/sh/boards/mach-rsk/Makefile b/arch/sh/boards/mach-rsk/Makefile index 6a4e1b538a62..43cca39a9fe6 100644 --- a/arch/sh/boards/mach-rsk/Makefile +++ b/arch/sh/boards/mach-rsk/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y := setup.o obj-$(CONFIG_SH_RSK7203) += devices-rsk7203.o obj-$(CONFIG_SH_RSK7264) += devices-rsk7264.o diff --git a/arch/sh/boards/mach-rsk/devices-rsk7203.c b/arch/sh/boards/mach-rsk/devices-rsk7203.c index a8089f79d058..e6b05d4588b7 100644 --- a/arch/sh/boards/mach-rsk/devices-rsk7203.c +++ b/arch/sh/boards/mach-rsk/devices-rsk7203.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Technology Europe RSK+ 7203 Support. * * Copyright (C) 2008 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/types.h> diff --git a/arch/sh/boards/mach-rsk/devices-rsk7264.c b/arch/sh/boards/mach-rsk/devices-rsk7264.c index 7251e37a842f..eaf700a20b83 100644 --- a/arch/sh/boards/mach-rsk/devices-rsk7264.c +++ b/arch/sh/boards/mach-rsk/devices-rsk7264.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * RSK+SH7264 Support. * * Copyright (C) 2012 Renesas Electronics Europe - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/types.h> diff --git a/arch/sh/boards/mach-rsk/devices-rsk7269.c b/arch/sh/boards/mach-rsk/devices-rsk7269.c index 4a544591d6f0..4b1e386b51dd 100644 --- a/arch/sh/boards/mach-rsk/devices-rsk7269.c +++ b/arch/sh/boards/mach-rsk/devices-rsk7269.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * RSK+SH7269 Support * * Copyright (C) 2012 Renesas Electronics Europe Ltd * Copyright (C) 2012 Phil Edworthy - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/types.h> diff --git a/arch/sh/boards/mach-rsk/setup.c b/arch/sh/boards/mach-rsk/setup.c index 2685ea03b064..9370c4fdc41e 100644 --- a/arch/sh/boards/mach-rsk/setup.c +++ b/arch/sh/boards/mach-rsk/setup.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Technology Europe RSK+ Support. * * Copyright (C) 2008 Paul Mundt * Copyright (C) 2008 Peter Griffin <pgriffin@mpc-data.co.uk> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/types.h> @@ -27,8 +24,6 @@ static struct regulator_consumer_supply dummy_supplies[] = { REGULATOR_SUPPLY("vdd33a", "smsc911x"), }; -static const char *part_probes[] = { "cmdlinepart", NULL }; - static struct mtd_partition rsk_partitions[] = { { .name = "Bootloader", @@ -50,7 +45,6 @@ static struct physmap_flash_data flash_data = { .parts = rsk_partitions, .nr_parts = ARRAY_SIZE(rsk_partitions), .width = 2, - .part_probe_types = part_probes, }; static struct resource flash_resource = { diff --git a/arch/sh/boards/mach-sdk7780/Kconfig b/arch/sh/boards/mach-sdk7780/Kconfig index 065f1df09bf1..d4392efd2f74 100644 --- a/arch/sh/boards/mach-sdk7780/Kconfig +++ b/arch/sh/boards/mach-sdk7780/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 if SH_SDK7780 choice diff --git a/arch/sh/boards/mach-sdk7780/Makefile b/arch/sh/boards/mach-sdk7780/Makefile index 3d8f0befc35d..37e857f9a55a 100644 --- a/arch/sh/boards/mach-sdk7780/Makefile +++ b/arch/sh/boards/mach-sdk7780/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the SDK7780 specific parts of the kernel # diff --git a/arch/sh/boards/mach-sdk7780/irq.c b/arch/sh/boards/mach-sdk7780/irq.c index e5f7564f2511..fa392f3dce26 100644 --- a/arch/sh/boards/mach-sdk7780/irq.c +++ b/arch/sh/boards/mach-sdk7780/irq.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/renesas/sdk7780/irq.c * * Renesas Technology Europe SDK7780 Support. * * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> diff --git a/arch/sh/boards/mach-sdk7780/setup.c b/arch/sh/boards/mach-sdk7780/setup.c index 2241659c3299..482761b780e4 100644 --- a/arch/sh/boards/mach-sdk7780/setup.c +++ b/arch/sh/boards/mach-sdk7780/setup.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/renesas/sdk7780/setup.c * * Renesas Solutions SH7780 SDK Support * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/types.h> diff --git a/arch/sh/boards/mach-sdk7786/Makefile b/arch/sh/boards/mach-sdk7786/Makefile index 45d32e3590b9..731a87c694b3 100644 --- a/arch/sh/boards/mach-sdk7786/Makefile +++ b/arch/sh/boards/mach-sdk7786/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y := fpga.o irq.o nmi.o setup.o obj-$(CONFIG_GPIOLIB) += gpio.o diff --git a/arch/sh/boards/mach-sdk7786/fpga.c b/arch/sh/boards/mach-sdk7786/fpga.c index 3e4ec66a0417..a37e1e88c6b1 100644 --- a/arch/sh/boards/mach-sdk7786/fpga.c +++ b/arch/sh/boards/mach-sdk7786/fpga.c @@ -1,17 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SDK7786 FPGA Support. * * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/io.h> #include <linux/bcd.h> #include <mach/fpga.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #define FPGA_REGS_OFFSET 0x03fff800 #define FPGA_REGS_SIZE 0x490 @@ -35,7 +32,7 @@ static void __iomem *sdk7786_fpga_probe(void) * is reserved. */ for (area = PA_AREA0; area < PA_AREA7; area += SZ_64M) { - base = ioremap_nocache(area + FPGA_REGS_OFFSET, FPGA_REGS_SIZE); + base = ioremap(area + FPGA_REGS_OFFSET, FPGA_REGS_SIZE); if (!base) { /* Failed to remap this area, move along. */ continue; diff --git a/arch/sh/boards/mach-sdk7786/gpio.c b/arch/sh/boards/mach-sdk7786/gpio.c index f71ce09d4e15..c4587d1013e6 100644 --- a/arch/sh/boards/mach-sdk7786/gpio.c +++ b/arch/sh/boards/mach-sdk7786/gpio.c @@ -1,15 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SDK7786 FPGA USRGPIR Support. * * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/interrupt.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/irq.h> #include <linux/kernel.h> #include <linux/spinlock.h> @@ -44,6 +41,6 @@ static struct gpio_chip usrgpir_gpio_chip = { static int __init usrgpir_gpio_setup(void) { - return gpiochip_add(&usrgpir_gpio_chip); + return gpiochip_add_data(&usrgpir_gpio_chip, NULL); } device_initcall(usrgpir_gpio_setup); diff --git a/arch/sh/boards/mach-sdk7786/irq.c b/arch/sh/boards/mach-sdk7786/irq.c index 46943a0da5b7..340c306ea952 100644 --- a/arch/sh/boards/mach-sdk7786/irq.c +++ b/arch/sh/boards/mach-sdk7786/irq.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SDK7786 FPGA IRQ Controller Support. * * Copyright (C) 2010 Matt Fleming * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/irq.h> #include <mach/fpga.h> diff --git a/arch/sh/boards/mach-sdk7786/nmi.c b/arch/sh/boards/mach-sdk7786/nmi.c index edcfa1f568ba..afba49679a12 100644 --- a/arch/sh/boards/mach-sdk7786/nmi.c +++ b/arch/sh/boards/mach-sdk7786/nmi.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SDK7786 FPGA NMI Support. * * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -40,7 +37,7 @@ static int __init nmi_mode_setup(char *str) nmi_mode = NMI_MODE_ANY; else { nmi_mode = NMI_MODE_UNKNOWN; - pr_warning("Unknown NMI mode %s\n", str); + pr_warn("Unknown NMI mode %s\n", str); } printk("Set NMI mode to %d\n", nmi_mode); diff --git a/arch/sh/boards/mach-sdk7786/setup.c b/arch/sh/boards/mach-sdk7786/setup.c index c29268bfd34a..d183026dbeb1 100644 --- a/arch/sh/boards/mach-sdk7786/setup.c +++ b/arch/sh/boards/mach-sdk7786/setup.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas Technology Europe SDK7786 Support. * * Copyright (C) 2010 Matt Fleming * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -22,7 +19,7 @@ #include <mach/irq.h> #include <asm/machvec.h> #include <asm/heartbeat.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #include <asm/clock.h> #include <asm/reboot.h> #include <asm/smp-ops.h> diff --git a/arch/sh/boards/mach-sdk7786/sram.c b/arch/sh/boards/mach-sdk7786/sram.c index c81c3abbe01c..7c6ca976f332 100644 --- a/arch/sh/boards/mach-sdk7786/sram.c +++ b/arch/sh/boards/mach-sdk7786/sram.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SDK7786 FPGA SRAM Support. * * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -16,7 +13,7 @@ #include <linux/string.h> #include <mach/fpga.h> #include <asm/sram.h> -#include <asm/sizes.h> +#include <linux/sizes.h> static int __init fpga_sram_init(void) { diff --git a/arch/sh/boards/mach-se/7206/Makefile b/arch/sh/boards/mach-se/7206/Makefile index 5c9eaa0535b9..b40b30853ce3 100644 --- a/arch/sh/boards/mach-se/7206/Makefile +++ b/arch/sh/boards/mach-se/7206/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the 7206 SolutionEngine specific parts of the kernel # diff --git a/arch/sh/boards/mach-se/7206/irq.c b/arch/sh/boards/mach-se/7206/irq.c index 0db058e709e9..2b15370829ae 100644 --- a/arch/sh/boards/mach-se/7206/irq.c +++ b/arch/sh/boards/mach-se/7206/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7206/irq.c * diff --git a/arch/sh/boards/mach-se/7206/setup.c b/arch/sh/boards/mach-se/7206/setup.c index 68883ec95682..dc55d3a69665 100644 --- a/arch/sh/boards/mach-se/7206/setup.c +++ b/arch/sh/boards/mach-se/7206/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * * linux/arch/sh/boards/se/7206/setup.c diff --git a/arch/sh/boards/mach-se/7343/Makefile b/arch/sh/boards/mach-se/7343/Makefile index 4c3666a93790..e058661091a2 100644 --- a/arch/sh/boards/mach-se/7343/Makefile +++ b/arch/sh/boards/mach-se/7343/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the 7343 SolutionEngine specific parts of the kernel # diff --git a/arch/sh/boards/mach-se/7343/irq.c b/arch/sh/boards/mach-se/7343/irq.c index 7646bf0486c2..730c01b225bd 100644 --- a/arch/sh/boards/mach-se/7343/irq.c +++ b/arch/sh/boards/mach-se/7343/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Hitachi UL SolutionEngine 7343 FPGA IRQ Support. * @@ -6,23 +7,16 @@ * * Based on linux/arch/sh/boards/se/7343/irq.c * Copyright (C) 2007 Nobuhiro Iwamatsu - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #define DRV_NAME "SE7343-FPGA" #define pr_fmt(fmt) DRV_NAME ": " fmt -#define irq_reg_readl ioread16 -#define irq_reg_writel iowrite16 - #include <linux/init.h> #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/irqdomain.h> #include <linux/io.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #include <mach-se/mach/se7343.h> #define PA_CPLD_BASE_ADDR 0x11400000 @@ -32,9 +26,9 @@ static void __iomem *se7343_irq_regs; struct irq_domain *se7343_irq_domain; -static void se7343_irq_demux(unsigned int irq, struct irq_desc *desc) +static void se7343_irq_demux(struct irq_desc *desc) { - struct irq_data *data = irq_get_irq_data(irq); + struct irq_data *data = irq_desc_get_irq_data(desc); struct irq_chip *chip = irq_data_get_irq_chip(data); unsigned long mask; int bit; @@ -44,7 +38,7 @@ static void se7343_irq_demux(unsigned int irq, struct irq_desc *desc) mask = ioread16(se7343_irq_regs + PA_CPLD_ST_REG); for_each_set_bit(bit, &mask, SE7343_FPGA_IRQ_NR) - generic_handle_irq(irq_linear_revmap(se7343_irq_domain, bit)); + generic_handle_domain_irq(se7343_irq_domain, bit); chip->irq_unmask(data); } @@ -53,8 +47,9 @@ static void __init se7343_domain_init(void) { int i; - se7343_irq_domain = irq_domain_add_linear(NULL, SE7343_FPGA_IRQ_NR, - &irq_domain_simple_ops, NULL); + se7343_irq_domain = irq_domain_create_linear(NULL, SE7343_FPGA_IRQ_NR, + &irq_domain_simple_ops, + NULL); if (unlikely(!se7343_irq_domain)) { printk("Failed to get IRQ domain\n"); return; @@ -76,7 +71,7 @@ static void __init se7343_gc_init(void) struct irq_chip_type *ct; unsigned int irq_base; - irq_base = irq_linear_revmap(se7343_irq_domain, 0); + irq_base = irq_find_mapping(se7343_irq_domain, 0); gc = irq_alloc_generic_chip(DRV_NAME, 1, irq_base, se7343_irq_regs, handle_level_irq); diff --git a/arch/sh/boards/mach-se/7343/setup.c b/arch/sh/boards/mach-se/7343/setup.c index 8ce4f2a202a8..fe0e550601a2 100644 --- a/arch/sh/boards/mach-se/7343/setup.c +++ b/arch/sh/boards/mach-se/7343/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/init.h> #include <linux/platform_device.h> #include <linux/mtd/physmap.h> diff --git a/arch/sh/boards/mach-se/770x/Makefile b/arch/sh/boards/mach-se/770x/Makefile index 43ea14feef51..900d93cfb6a5 100644 --- a/arch/sh/boards/mach-se/770x/Makefile +++ b/arch/sh/boards/mach-se/770x/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the 770x SolutionEngine specific parts of the kernel # diff --git a/arch/sh/boards/mach-se/770x/irq.c b/arch/sh/boards/mach-se/770x/irq.c index 1028c17b81bc..66e2c8aa0b69 100644 --- a/arch/sh/boards/mach-se/770x/irq.c +++ b/arch/sh/boards/mach-se/770x/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/770x/irq.c * diff --git a/arch/sh/boards/mach-se/770x/setup.c b/arch/sh/boards/mach-se/770x/setup.c index 658326f44df8..412326d59e6f 100644 --- a/arch/sh/boards/mach-se/770x/setup.c +++ b/arch/sh/boards/mach-se/770x/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/770x/setup.c * @@ -8,6 +9,7 @@ */ #include <linux/init.h> #include <linux/platform_device.h> +#include <linux/sh_eth.h> #include <mach-se/mach/se.h> #include <mach-se/mach/mrshpc.h> #include <asm/machvec.h> @@ -114,13 +116,23 @@ static struct platform_device heartbeat_device = { #if defined(CONFIG_CPU_SUBTYPE_SH7710) ||\ defined(CONFIG_CPU_SUBTYPE_SH7712) /* SH771X Ethernet driver */ +static struct sh_eth_plat_data sh_eth_plat = { + .phy = PHY_ID, + .phy_interface = PHY_INTERFACE_MODE_MII, +}; + static struct resource sh_eth0_resources[] = { [0] = { .start = SH_ETH0_BASE, - .end = SH_ETH0_BASE + 0x1B8, + .end = SH_ETH0_BASE + 0x1B8 - 1, .flags = IORESOURCE_MEM, }, [1] = { + .start = SH_TSU_BASE, + .end = SH_TSU_BASE + 0x200 - 1, + .flags = IORESOURCE_MEM, + }, + [2] = { .start = SH_ETH0_IRQ, .end = SH_ETH0_IRQ, .flags = IORESOURCE_IRQ, @@ -131,7 +143,7 @@ static struct platform_device sh_eth0_device = { .name = "sh771x-ether", .id = 0, .dev = { - .platform_data = PHY_ID, + .platform_data = &sh_eth_plat, }, .num_resources = ARRAY_SIZE(sh_eth0_resources), .resource = sh_eth0_resources, @@ -140,10 +152,15 @@ static struct platform_device sh_eth0_device = { static struct resource sh_eth1_resources[] = { [0] = { .start = SH_ETH1_BASE, - .end = SH_ETH1_BASE + 0x1B8, + .end = SH_ETH1_BASE + 0x1B8 - 1, .flags = IORESOURCE_MEM, }, [1] = { + .start = SH_TSU_BASE, + .end = SH_TSU_BASE + 0x200 - 1, + .flags = IORESOURCE_MEM, + }, + [2] = { .start = SH_ETH1_IRQ, .end = SH_ETH1_IRQ, .flags = IORESOURCE_IRQ, @@ -154,7 +171,7 @@ static struct platform_device sh_eth1_device = { .name = "sh771x-ether", .id = 1, .dev = { - .platform_data = PHY_ID, + .platform_data = &sh_eth_plat, }, .num_resources = ARRAY_SIZE(sh_eth1_resources), .resource = sh_eth1_resources, diff --git a/arch/sh/boards/mach-se/7721/Makefile b/arch/sh/boards/mach-se/7721/Makefile index 7f09030980b3..09436f10ddf1 100644 --- a/arch/sh/boards/mach-se/7721/Makefile +++ b/arch/sh/boards/mach-se/7721/Makefile @@ -1 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y := setup.o irq.o diff --git a/arch/sh/boards/mach-se/7721/irq.c b/arch/sh/boards/mach-se/7721/irq.c index d85022ea3f12..e6ef2a2655c3 100644 --- a/arch/sh/boards/mach-se/7721/irq.c +++ b/arch/sh/boards/mach-se/7721/irq.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7721/irq.c * * Copyright (C) 2008 Renesas Solutions Corp. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> diff --git a/arch/sh/boards/mach-se/7721/setup.c b/arch/sh/boards/mach-se/7721/setup.c index a0b3dba34ebf..3af724dc4ba4 100644 --- a/arch/sh/boards/mach-se/7721/setup.c +++ b/arch/sh/boards/mach-se/7721/setup.c @@ -1,14 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7721/setup.c * * Copyright (C) 2008 Renesas Solutions Corp. * * Hitachi UL SolutionEngine 7721 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/init.h> #include <linux/platform_device.h> diff --git a/arch/sh/boards/mach-se/7722/Makefile b/arch/sh/boards/mach-se/7722/Makefile index 8694373389e5..a5e89c0c6bb2 100644 --- a/arch/sh/boards/mach-se/7722/Makefile +++ b/arch/sh/boards/mach-se/7722/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the HITACHI UL SolutionEngine 7722 specific parts of the kernel # diff --git a/arch/sh/boards/mach-se/7722/irq.c b/arch/sh/boards/mach-se/7722/irq.c index f5e2af1bf040..49aa3a2b1b8f 100644 --- a/arch/sh/boards/mach-se/7722/irq.c +++ b/arch/sh/boards/mach-se/7722/irq.c @@ -1,26 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Hitachi UL SolutionEngine 7722 FPGA IRQ Support. * * Copyright (C) 2007 Nobuhiro Iwamatsu * Copyright (C) 2012 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #define DRV_NAME "SE7722-FPGA" #define pr_fmt(fmt) DRV_NAME ": " fmt -#define irq_reg_readl ioread16 -#define irq_reg_writel iowrite16 - #include <linux/init.h> #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/irqdomain.h> #include <linux/io.h> #include <linux/err.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #include <mach-se/mach/se7722.h> #define IRQ01_BASE_ADDR 0x11800000 @@ -31,9 +25,9 @@ static void __iomem *se7722_irq_regs; struct irq_domain *se7722_irq_domain; -static void se7722_irq_demux(unsigned int irq, struct irq_desc *desc) +static void se7722_irq_demux(struct irq_desc *desc) { - struct irq_data *data = irq_get_irq_data(irq); + struct irq_data *data = irq_desc_get_irq_data(desc); struct irq_chip *chip = irq_data_get_irq_chip(data); unsigned long mask; int bit; @@ -43,7 +37,7 @@ static void se7722_irq_demux(unsigned int irq, struct irq_desc *desc) mask = ioread16(se7722_irq_regs + IRQ01_STS_REG); for_each_set_bit(bit, &mask, SE7722_FPGA_IRQ_NR) - generic_handle_irq(irq_linear_revmap(se7722_irq_domain, bit)); + generic_handle_domain_irq(se7722_irq_domain, bit); chip->irq_unmask(data); } @@ -52,7 +46,7 @@ static void __init se7722_domain_init(void) { int i; - se7722_irq_domain = irq_domain_add_linear(NULL, SE7722_FPGA_IRQ_NR, + se7722_irq_domain = irq_domain_create_linear(NULL, SE7722_FPGA_IRQ_NR, &irq_domain_simple_ops, NULL); if (unlikely(!se7722_irq_domain)) { printk("Failed to get IRQ domain\n"); @@ -75,7 +69,7 @@ static void __init se7722_gc_init(void) struct irq_chip_type *ct; unsigned int irq_base; - irq_base = irq_linear_revmap(se7722_irq_domain, 0); + irq_base = irq_find_mapping(se7722_irq_domain, 0); gc = irq_alloc_generic_chip(DRV_NAME, 1, irq_base, se7722_irq_regs, handle_level_irq); diff --git a/arch/sh/boards/mach-se/7722/setup.c b/arch/sh/boards/mach-se/7722/setup.c index e04e2bc46984..2cd4a2e84b93 100644 --- a/arch/sh/boards/mach-se/7722/setup.c +++ b/arch/sh/boards/mach-se/7722/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7722/setup.c * @@ -5,11 +6,6 @@ * Copyright (C) 2012 Paul Mundt * * Hitachi UL SolutionEngine 7722 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/init.h> #include <linux/platform_device.h> diff --git a/arch/sh/boards/mach-se/7724/Makefile b/arch/sh/boards/mach-se/7724/Makefile index a08b36830f0e..6c6112b24617 100644 --- a/arch/sh/boards/mach-se/7724/Makefile +++ b/arch/sh/boards/mach-se/7724/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the HITACHI UL SolutionEngine 7724 specific parts of the kernel # diff --git a/arch/sh/boards/mach-se/7724/irq.c b/arch/sh/boards/mach-se/7724/irq.c index 5d1d3ec9a6cd..14ce3024738f 100644 --- a/arch/sh/boards/mach-se/7724/irq.c +++ b/arch/sh/boards/mach-se/7724/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7724/irq.c * @@ -9,10 +10,6 @@ * Copyright (C) 2007 Nobuhiro Iwamatsu * * Hitachi UL SolutionEngine 7724 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> @@ -92,8 +89,9 @@ static struct irq_chip se7724_irq_chip __read_mostly = { .irq_unmask = enable_se7724_irq, }; -static void se7724_irq_demux(unsigned int irq, struct irq_desc *desc) +static void se7724_irq_demux(struct irq_desc *desc) { + unsigned int irq = irq_desc_get_irq(desc); struct fpga_irq set = get_fpga_irq(irq); unsigned short intv = __raw_readw(set.sraddr); unsigned int ext_irq = set.base; diff --git a/arch/sh/boards/mach-se/7724/sdram.S b/arch/sh/boards/mach-se/7724/sdram.S index 6fa4734d09c7..61c1fe78d71a 100644 --- a/arch/sh/boards/mach-se/7724/sdram.S +++ b/arch/sh/boards/mach-se/7724/sdram.S @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * MS7724SE sdram self/auto-refresh setup code * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c index b70180ef3e29..e500feb91053 100644 --- a/arch/sh/boards/mach-se/7724/setup.c +++ b/arch/sh/boards/mach-se/7724/setup.c @@ -1,43 +1,50 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7724/setup.c * * Copyright (C) 2009 Renesas Solutions Corp. * * Kuninori Morimoto <morimoto.kuninori@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ +#include <asm/clock.h> +#include <asm/heartbeat.h> +#include <asm/io.h> +#include <asm/suspend.h> -#include <linux/init.h> +#include <cpu/sh7724.h> + +#include <linux/delay.h> #include <linux/device.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/input/sh_keysc.h> #include <linux/interrupt.h> -#include <linux/platform_device.h> +#include <linux/memblock.h> #include <linux/mmc/host.h> -#include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mtd/physmap.h> -#include <linux/delay.h> +#include <linux/platform_data/tmio.h> +#include <linux/platform_device.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> -#include <linux/smc91x.h> -#include <linux/gpio.h> -#include <linux/input.h> -#include <linux/input/sh_keysc.h> -#include <linux/usb/r8a66597.h> #include <linux/sh_eth.h> #include <linux/sh_intc.h> +#include <linux/smc91x.h> +#include <linux/usb/r8a66597.h> #include <linux/videodev2.h> -#include <video/sh_mobile_lcdc.h> -#include <media/sh_mobile_ceu.h> +#include <linux/dma-map-ops.h> + +#include <mach-se/mach/se7724.h> +#include <media/drv-intf/renesas-ceu.h> + #include <sound/sh_fsi.h> #include <sound/simple_card.h> -#include <asm/io.h> -#include <asm/heartbeat.h> -#include <asm/clock.h> -#include <asm/suspend.h> -#include <cpu/sh7724.h> -#include <mach-se/mach/se7724.h> + +#include <video/sh_mobile_lcdc.h> + +#define CEU_BUFFER_MEMORY_SIZE (4 << 20) +static phys_addr_t ceu0_dma_membase; +static phys_addr_t ceu1_dma_membase; /* * SWx 1234 5678 @@ -216,8 +223,8 @@ static struct platform_device lcdc_device = { }; /* CEU0 */ -static struct sh_mobile_ceu_info sh_mobile_ceu0_info = { - .flags = SH_CEU_FLAG_USE_8BIT_BUS, +static struct ceu_platform_data ceu0_pdata = { + .num_subdevs = 0, }; static struct resource ceu0_resources[] = { @@ -231,24 +238,21 @@ static struct resource ceu0_resources[] = { .start = evt2irq(0x880), .flags = IORESOURCE_IRQ, }, - [2] = { - /* place holder for contiguous memory */ - }, }; static struct platform_device ceu0_device = { - .name = "sh_mobile_ceu", - .id = 0, /* "ceu0" clock */ + .name = "renesas-ceu", + .id = 0, /* "ceu.0" clock */ .num_resources = ARRAY_SIZE(ceu0_resources), .resource = ceu0_resources, .dev = { - .platform_data = &sh_mobile_ceu0_info, + .platform_data = &ceu0_pdata, }, }; /* CEU1 */ -static struct sh_mobile_ceu_info sh_mobile_ceu1_info = { - .flags = SH_CEU_FLAG_USE_8BIT_BUS, +static struct ceu_platform_data ceu1_pdata = { + .num_subdevs = 0, }; static struct resource ceu1_resources[] = { @@ -262,18 +266,15 @@ static struct resource ceu1_resources[] = { .start = evt2irq(0x9e0), .flags = IORESOURCE_IRQ, }, - [2] = { - /* place holder for contiguous memory */ - }, }; static struct platform_device ceu1_device = { - .name = "sh_mobile_ceu", - .id = 1, /* "ceu1" clock */ + .name = "renesas-ceu", + .id = 1, /* "ceu.1" clock */ .num_resources = ARRAY_SIZE(ceu1_resources), .resource = ceu1_resources, .dev = { - .platform_data = &sh_mobile_ceu1_info, + .platform_data = &ceu1_pdata, }, }; @@ -299,19 +300,17 @@ static struct platform_device fsi_device = { .resource = fsi_resources, }; -static struct asoc_simple_card_info fsi_ak4642_info = { +static struct simple_util_info fsi_ak4642_info = { .name = "AK4642", .card = "FSIA-AK4642", .codec = "ak4642-codec.0-0012", .platform = "sh_fsi.0", - .daifmt = SND_SOC_DAIFMT_LEFT_J, + .daifmt = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_CBP_CFP, .cpu_dai = { .name = "fsia-dai", - .fmt = SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_IB_NF, }, .codec_dai = { .name = "ak4642-hifi", - .fmt = SND_SOC_DAIFMT_CBM_CFM, .sysclk = 11289600, }, }; @@ -365,7 +364,7 @@ static struct platform_device keysc_device = { static struct resource sh_eth_resources[] = { [0] = { .start = SH_ETH_ADDR, - .end = SH_ETH_ADDR + 0x1FC, + .end = SH_ETH_ADDR + 0x1FC - 1, .flags = IORESOURCE_MEM, }, [1] = { @@ -376,7 +375,7 @@ static struct resource sh_eth_resources[] = { static struct sh_eth_plat_data sh_eth_plat = { .phy = 0x1f, /* SMSC LAN8187 */ - .edmac_endian = EDMAC_LITTLE_ENDIAN, + .phy_interface = PHY_INTERFACE_MODE_MII, }; static struct platform_device sh_eth_device = { @@ -469,10 +468,10 @@ static struct resource sdhi0_cn7_resources[] = { }, }; -static struct sh_mobile_sdhi_info sh7724_sdhi0_data = { - .dma_slave_tx = SHDMA_SLAVE_SDHI0_TX, - .dma_slave_rx = SHDMA_SLAVE_SDHI0_RX, - .tmio_caps = MMC_CAP_SDIO_IRQ, +static struct tmio_mmc_data sh7724_sdhi0_data = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI0_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI0_RX, + .capabilities = MMC_CAP_SDIO_IRQ, }; static struct platform_device sdhi0_cn7_device = { @@ -498,10 +497,10 @@ static struct resource sdhi1_cn8_resources[] = { }, }; -static struct sh_mobile_sdhi_info sh7724_sdhi1_data = { - .dma_slave_tx = SHDMA_SLAVE_SDHI1_TX, - .dma_slave_rx = SHDMA_SLAVE_SDHI1_RX, - .tmio_caps = MMC_CAP_SDIO_IRQ, +static struct tmio_mmc_data sh7724_sdhi1_data = { + .chan_priv_tx = (void *)SHDMA_SLAVE_SDHI1_TX, + .chan_priv_rx = (void *)SHDMA_SLAVE_SDHI1_RX, + .capabilities = MMC_CAP_SDIO_IRQ, }; static struct platform_device sdhi1_cn8_device = { @@ -534,8 +533,8 @@ static struct platform_device irda_device = { .resource = irda_resources, }; -#include <media/ak881x.h> -#include <media/sh_vou.h> +#include <media/i2c/ak881x.h> +#include <media/drv-intf/sh_vou.h> static struct ak881x_pdata ak881x_pdata = { .flags = AK881X_IF_MODE_SLAVE, @@ -576,13 +575,16 @@ static struct platform_device vou_device = { }, }; +static struct platform_device *ms7724se_ceu_devices[] __initdata = { + &ceu0_device, + &ceu1_device, +}; + static struct platform_device *ms7724se_devices[] __initdata = { &heartbeat_device, &smc91x_eth_device, &lcdc_device, &nor_flash_device, - &ceu0_device, - &ceu1_device, &keysc_device, &sh_eth_device, &sh7724_usb0_host_device, @@ -799,7 +801,6 @@ static int __init devices_setup(void) gpio_request(GPIO_FN_VIO0_CLK, NULL); gpio_request(GPIO_FN_VIO0_FLD, NULL); gpio_request(GPIO_FN_VIO0_HD, NULL); - platform_resource_setup_memory(&ceu0_device, "ceu0", 4 << 20); /* enable CEU1 */ gpio_request(GPIO_FN_VIO1_D7, NULL); @@ -814,7 +815,6 @@ static int __init devices_setup(void) gpio_request(GPIO_FN_VIO1_HD, NULL); gpio_request(GPIO_FN_VIO1_VD, NULL); gpio_request(GPIO_FN_VIO1_CLK, NULL); - platform_resource_setup_memory(&ceu1_device, "ceu1", 4 << 20); /* KEYSC */ gpio_request(GPIO_FN_KEYOUT5_IN5, NULL); @@ -936,12 +936,49 @@ static int __init devices_setup(void) gpio_request(GPIO_FN_DV_VSYNC, NULL); gpio_request(GPIO_FN_DV_HSYNC, NULL); + /* Initialize CEU platform devices separately to map memory first */ + device_initialize(&ms7724se_ceu_devices[0]->dev); + dma_declare_coherent_memory(&ms7724se_ceu_devices[0]->dev, + ceu0_dma_membase, ceu0_dma_membase, + CEU_BUFFER_MEMORY_SIZE); + platform_device_add(ms7724se_ceu_devices[0]); + + device_initialize(&ms7724se_ceu_devices[1]->dev); + dma_declare_coherent_memory(&ms7724se_ceu_devices[1]->dev, + ceu1_dma_membase, ceu1_dma_membase, + CEU_BUFFER_MEMORY_SIZE); + platform_device_add(ms7724se_ceu_devices[1]); + return platform_add_devices(ms7724se_devices, ARRAY_SIZE(ms7724se_devices)); } device_initcall(devices_setup); +/* Reserve a portion of memory for CEU 0 and CEU 1 buffers */ +static void __init ms7724se_mv_mem_reserve(void) +{ + phys_addr_t phys; + phys_addr_t size = CEU_BUFFER_MEMORY_SIZE; + + phys = memblock_phys_alloc(size, PAGE_SIZE); + if (!phys) + panic("Failed to allocate CEU0 memory\n"); + + memblock_phys_free(phys, size); + memblock_remove(phys, size); + ceu0_dma_membase = phys; + + phys = memblock_phys_alloc(size, PAGE_SIZE); + if (!phys) + panic("Failed to allocate CEU1 memory\n"); + + memblock_phys_free(phys, size); + memblock_remove(phys, size); + ceu1_dma_membase = phys; +} + static struct sh_machine_vector mv_ms7724se __initmv = { .mv_name = "ms7724se", .mv_init_irq = init_se7724_IRQ, + .mv_mem_reserve = ms7724se_mv_mem_reserve, }; diff --git a/arch/sh/boards/mach-se/7751/Makefile b/arch/sh/boards/mach-se/7751/Makefile index a338fd9d5039..2406d3e35352 100644 --- a/arch/sh/boards/mach-se/7751/Makefile +++ b/arch/sh/boards/mach-se/7751/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the 7751 SolutionEngine specific parts of the kernel # diff --git a/arch/sh/boards/mach-se/7751/irq.c b/arch/sh/boards/mach-se/7751/irq.c index 5c9847ea1e7c..dcefe58d8753 100644 --- a/arch/sh/boards/mach-se/7751/irq.c +++ b/arch/sh/boards/mach-se/7751/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7751/irq.c * diff --git a/arch/sh/boards/mach-se/7751/setup.c b/arch/sh/boards/mach-se/7751/setup.c index 820f4e7ba0d2..4c480605557f 100644 --- a/arch/sh/boards/mach-se/7751/setup.c +++ b/arch/sh/boards/mach-se/7751/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7751/setup.c * diff --git a/arch/sh/boards/mach-se/7780/Makefile b/arch/sh/boards/mach-se/7780/Makefile index 6b88adae3ecc..1f6669ab1bc0 100644 --- a/arch/sh/boards/mach-se/7780/Makefile +++ b/arch/sh/boards/mach-se/7780/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the HITACHI UL SolutionEngine 7780 specific parts of the kernel # diff --git a/arch/sh/boards/mach-se/7780/irq.c b/arch/sh/boards/mach-se/7780/irq.c index d5c9edc172a3..d427dfd711f1 100644 --- a/arch/sh/boards/mach-se/7780/irq.c +++ b/arch/sh/boards/mach-se/7780/irq.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7780/irq.c * * Copyright (C) 2006,2007 Nobuhiro Iwamatsu * * Hitachi UL SolutionEngine 7780 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> diff --git a/arch/sh/boards/mach-se/7780/setup.c b/arch/sh/boards/mach-se/7780/setup.c index ae5a1d84fdf8..309f2681381b 100644 --- a/arch/sh/boards/mach-se/7780/setup.c +++ b/arch/sh/boards/mach-se/7780/setup.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/se/7780/setup.c * * Copyright (C) 2006,2007 Nobuhiro Iwamatsu * * Hitachi UL SolutionEngine 7780 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> diff --git a/arch/sh/boards/mach-se/Makefile b/arch/sh/boards/mach-se/Makefile index b537e238c6bc..8f69fc147c73 100644 --- a/arch/sh/boards/mach-se/Makefile +++ b/arch/sh/boards/mach-se/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_SH_7619_SOLUTION_ENGINE) += board-se7619.o obj-$(CONFIG_SH_SOLUTION_ENGINE) += 770x/ diff --git a/arch/sh/boards/mach-se/board-se7619.c b/arch/sh/boards/mach-se/board-se7619.c index 958bcd7aacc5..4431da64a56f 100644 --- a/arch/sh/boards/mach-se/board-se7619.c +++ b/arch/sh/boards/mach-se/board-se7619.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/se/7619/setup.c * diff --git a/arch/sh/boards/mach-sh03/Makefile b/arch/sh/boards/mach-sh03/Makefile index 400306a796ec..f89c25c6a39c 100644 --- a/arch/sh/boards/mach-sh03/Makefile +++ b/arch/sh/boards/mach-sh03/Makefile @@ -1,5 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Interface (CTP/PCI-SH03) specific parts of the kernel # -obj-y := setup.o rtc.o +obj-y := setup.o +obj-$(CONFIG_RTC_DRV_GENERIC) += rtc.o diff --git a/arch/sh/boards/mach-sh03/rtc.c b/arch/sh/boards/mach-sh03/rtc.c index f83ac7995d0f..bc6cf995128c 100644 --- a/arch/sh/boards/mach-sh03/rtc.c +++ b/arch/sh/boards/mach-sh03/rtc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/sh03/rtc.c -- CTP/PCI-SH03 on-chip RTC support * @@ -10,10 +11,10 @@ #include <linux/sched.h> #include <linux/time.h> #include <linux/bcd.h> -#include <linux/rtc.h> #include <linux/spinlock.h> -#include <asm/io.h> -#include <asm/rtc.h> +#include <linux/io.h> +#include <linux/rtc.h> +#include <linux/platform_device.h> #define RTC_BASE 0xb0000000 #define RTC_SEC1 (RTC_BASE + 0) @@ -37,7 +38,7 @@ static DEFINE_SPINLOCK(sh03_rtc_lock); -unsigned long get_cmos_time(void) +static int sh03_rtc_gettimeofday(struct device *dev, struct rtc_time *tm) { unsigned int year, mon, day, hour, min, sec; @@ -74,17 +75,18 @@ unsigned long get_cmos_time(void) } spin_unlock(&sh03_rtc_lock); - return mktime(year, mon, day, hour, min, sec); -} -void sh03_rtc_gettimeofday(struct timespec *tv) -{ + tm->tm_sec = sec; + tm->tm_min = min; + tm->tm_hour = hour; + tm->tm_mday = day; + tm->tm_mon = mon; + tm->tm_year = year - 1900; - tv->tv_sec = get_cmos_time(); - tv->tv_nsec = 0; + return 0; } -static int set_rtc_mmss(unsigned long nowtime) +static int set_rtc_mmss(struct rtc_time *tm) { int retval = 0; int real_seconds, real_minutes, cmos_minutes; @@ -96,8 +98,8 @@ static int set_rtc_mmss(unsigned long nowtime) if (!(__raw_readb(RTC_CTL) & RTC_BUSY)) break; cmos_minutes = (__raw_readb(RTC_MIN1) & 0xf) + (__raw_readb(RTC_MIN10) & 0xf) * 10; - real_seconds = nowtime % 60; - real_minutes = nowtime / 60; + real_seconds = tm->tm_sec; + real_minutes = tm->tm_min; if (((abs(real_minutes - cmos_minutes) + 15)/30) & 1) real_minutes += 30; /* correct for half hour time zone */ real_minutes %= 60; @@ -111,22 +113,31 @@ static int set_rtc_mmss(unsigned long nowtime) printk_once(KERN_NOTICE "set_rtc_mmss: can't update from %d to %d\n", cmos_minutes, real_minutes); - retval = -1; + retval = -EINVAL; } spin_unlock(&sh03_rtc_lock); return retval; } -int sh03_rtc_settimeofday(const time_t secs) +static int sh03_rtc_settimeofday(struct device *dev, struct rtc_time *tm) { - unsigned long nowtime = secs; - - return set_rtc_mmss(nowtime); + return set_rtc_mmss(tm); } -void sh03_time_init(void) +static const struct rtc_class_ops rtc_generic_ops = { + .read_time = sh03_rtc_gettimeofday, + .set_time = sh03_rtc_settimeofday, +}; + +static int __init sh03_time_init(void) { - rtc_sh_get_time = sh03_rtc_gettimeofday; - rtc_sh_set_time = sh03_rtc_settimeofday; + struct platform_device *pdev; + + pdev = platform_device_register_data(NULL, "rtc-generic", -1, + &rtc_generic_ops, + sizeof(rtc_generic_ops)); + + return PTR_ERR_OR_ZERO(pdev); } +arch_initcall(sh03_time_init); diff --git a/arch/sh/boards/mach-sh03/setup.c b/arch/sh/boards/mach-sh03/setup.c index f582dab59343..5c9312f334d3 100644 --- a/arch/sh/boards/mach-sh03/setup.c +++ b/arch/sh/boards/mach-sh03/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/sh03/setup.c * @@ -21,14 +22,6 @@ static void __init init_sh03_IRQ(void) plat_irq_setup_pins(IRQ_MODE_IRQ); } -/* arch/sh/boards/sh03/rtc.c */ -void sh03_time_init(void); - -static void __init sh03_setup(char **cmdline_p) -{ - board_time_init = sh03_time_init; -} - static struct resource cf_ide_resources[] = { [0] = { .start = 0x1f0, @@ -82,7 +75,7 @@ static int __init sh03_devices_setup(void) /* open I/O area window */ paddrbase = virt_to_phys((void *)PA_AREA5_IO); prot = PAGE_KERNEL_PCC(1, _PAGE_PCC_IO16); - cf_ide_base = ioremap_prot(paddrbase, PAGE_SIZE, pgprot_val(prot)); + cf_ide_base = ioremap_prot(paddrbase, PAGE_SIZE, prot); if (!cf_ide_base) { printk("allocate_cf_area : can't open CF I/O window!\n"); return -ENOMEM; @@ -100,6 +93,5 @@ device_initcall(sh03_devices_setup); static struct sh_machine_vector mv_sh03 __initmv = { .mv_name = "Interface (CTP/PCI-SH03)", - .mv_setup = sh03_setup, .mv_init_irq = init_sh03_IRQ, }; diff --git a/arch/sh/boards/mach-sh7763rdp/Makefile b/arch/sh/boards/mach-sh7763rdp/Makefile index f6c0b55516d2..d6341310444a 100644 --- a/arch/sh/boards/mach-sh7763rdp/Makefile +++ b/arch/sh/boards/mach-sh7763rdp/Makefile @@ -1 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y := setup.o irq.o diff --git a/arch/sh/boards/mach-sh7763rdp/irq.c b/arch/sh/boards/mach-sh7763rdp/irq.c index add698c8f2b4..efd382b7dad4 100644 --- a/arch/sh/boards/mach-sh7763rdp/irq.c +++ b/arch/sh/boards/mach-sh7763rdp/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/renesas/sh7763rdp/irq.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2008 Renesas Solutions Corp. * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> diff --git a/arch/sh/boards/mach-sh7763rdp/setup.c b/arch/sh/boards/mach-sh7763rdp/setup.c index 50ba481fa240..e25193001ea0 100644 --- a/arch/sh/boards/mach-sh7763rdp/setup.c +++ b/arch/sh/boards/mach-sh7763rdp/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/boards/renesas/sh7763rdp/setup.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2008 Renesas Solutions Corp. * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -87,8 +84,6 @@ static struct resource sh_eth_resources[] = { static struct sh_eth_plat_data sh7763_eth_pdata = { .phy = 1, - .edmac_endian = EDMAC_LITTLE_ENDIAN, - .register_type = SH_ETH_REG_GIGABIT, .phy_interface = PHY_INTERFACE_MODE_MII, }; @@ -124,7 +119,7 @@ static struct fb_videomode sh7763fb_videomode = { .vsync_len = 1, .sync = 0, .vmode = FB_VMODE_NONINTERLACED, - .flag = FBINFO_FLAG_DEFAULT, + .flag = FB_MODE_IS_UNKNOWN, }; static struct sh7760fb_platdata sh7763fb_def_pdata = { diff --git a/arch/sh/boards/mach-x3proto/Makefile b/arch/sh/boards/mach-x3proto/Makefile index 0cbe3d02dea3..6caefa114598 100644 --- a/arch/sh/boards/mach-x3proto/Makefile +++ b/arch/sh/boards/mach-x3proto/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-y += setup.o ilsel.o obj-$(CONFIG_GPIOLIB) += gpio.o diff --git a/arch/sh/boards/mach-x3proto/gpio.c b/arch/sh/boards/mach-x3proto/gpio.c index 3ea65e9b56e8..c13d51b29702 100644 --- a/arch/sh/boards/mach-x3proto/gpio.c +++ b/arch/sh/boards/mach-x3proto/gpio.c @@ -1,19 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/mach-x3proto/gpio.c * * Renesas SH-X3 Prototype Baseboard GPIO Support. * * Copyright (C) 2010 - 2012 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/init.h> #include <linux/interrupt.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/irq.h> #include <linux/kernel.h> #include <linux/spinlock.h> @@ -60,9 +57,9 @@ static int x3proto_gpio_to_irq(struct gpio_chip *chip, unsigned gpio) return virq; } -static void x3proto_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) +static void x3proto_gpio_irq_handler(struct irq_desc *desc) { - struct irq_data *data = irq_get_irq_data(irq); + struct irq_data *data = irq_desc_get_irq_data(desc); struct irq_chip *chip = irq_data_get_irq_chip(data); unsigned long mask; int pin; @@ -71,7 +68,7 @@ static void x3proto_gpio_irq_handler(unsigned int irq, struct irq_desc *desc) mask = __raw_readw(KEYDETR); for_each_set_bit(pin, &mask, NR_BASEBOARD_GPIOS) - generic_handle_irq(irq_linear_revmap(x3proto_irq_domain, pin)); + generic_handle_domain_irq(x3proto_irq_domain, pin); chip->irq_unmask(data); } @@ -107,11 +104,11 @@ int __init x3proto_gpio_setup(void) if (unlikely(ilsel < 0)) return ilsel; - ret = gpiochip_add(&x3proto_gpio_chip); + ret = gpiochip_add_data(&x3proto_gpio_chip, NULL); if (unlikely(ret)) goto err_gpio; - x3proto_irq_domain = irq_domain_add_linear(NULL, NR_BASEBOARD_GPIOS, + x3proto_irq_domain = irq_domain_create_linear(NULL, NR_BASEBOARD_GPIOS, &x3proto_gpio_irq_ops, NULL); if (unlikely(!x3proto_irq_domain)) goto err_irq; @@ -128,10 +125,8 @@ int __init x3proto_gpio_setup(void) return 0; err_irq: - ret = gpiochip_remove(&x3proto_gpio_chip); - if (unlikely(ret)) - pr_err("Failed deregistering GPIO\n"); - + gpiochip_remove(&x3proto_gpio_chip); + ret = 0; err_gpio: synchronize_irq(ilsel); diff --git a/arch/sh/boards/mach-x3proto/ilsel.c b/arch/sh/boards/mach-x3proto/ilsel.c index 95e346139515..f0d5eb41521a 100644 --- a/arch/sh/boards/mach-x3proto/ilsel.c +++ b/arch/sh/boards/mach-x3proto/ilsel.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/mach-x3proto/ilsel.c * * Helper routines for SH-X3 proto board ILSEL. * * Copyright (C) 2007 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt diff --git a/arch/sh/boards/mach-x3proto/setup.c b/arch/sh/boards/mach-x3proto/setup.c index d682e2b6a856..ca2802d30565 100644 --- a/arch/sh/boards/mach-x3proto/setup.c +++ b/arch/sh/boards/mach-x3proto/setup.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boards/mach-x3proto/setup.c * * Renesas SH-X3 Prototype Board Support. * * Copyright (C) 2007 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/platform_device.h> @@ -19,7 +16,7 @@ #include <linux/input.h> #include <linux/usb/r8a66597.h> #include <linux/usb/m66592.h> -#include <linux/gpio.h> +#include <linux/gpio/driver.h> #include <linux/gpio_keys.h> #include <mach/ilsel.h> #include <mach/hardware.h> diff --git a/arch/sh/boards/of-generic.c b/arch/sh/boards/of-generic.c new file mode 100644 index 000000000000..cc88cb8908cc --- /dev/null +++ b/arch/sh/boards/of-generic.c @@ -0,0 +1,174 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * SH generic board support, using device tree + * + * Copyright (C) 2015-2016 Smart Energy Instruments, Inc. + */ + +#include <linux/of.h> +#include <linux/of_clk.h> +#include <linux/of_fdt.h> +#include <linux/clocksource.h> +#include <linux/irqchip.h> + +#include <asm/clock.h> +#include <asm/machvec.h> +#include <asm/rtc.h> + +#ifdef CONFIG_SMP + +static void dummy_smp_setup(void) +{ +} + +static void dummy_prepare_cpus(unsigned int max_cpus) +{ +} + +static void dummy_start_cpu(unsigned int cpu, unsigned long entry_point) +{ +} + +static unsigned int dummy_smp_processor_id(void) +{ + return 0; +} + +static void dummy_send_ipi(unsigned int cpu, unsigned int message) +{ +} + +static struct plat_smp_ops dummy_smp_ops = { + .smp_setup = dummy_smp_setup, + .prepare_cpus = dummy_prepare_cpus, + .start_cpu = dummy_start_cpu, + .smp_processor_id = dummy_smp_processor_id, + .send_ipi = dummy_send_ipi, + .cpu_die = native_cpu_die, + .cpu_disable = native_cpu_disable, + .play_dead = native_play_dead, +}; + +extern const struct of_cpu_method __cpu_method_of_table[]; +const struct of_cpu_method __cpu_method_of_table_sentinel + __section("__cpu_method_of_table_end"); + +static void sh_of_smp_probe(void) +{ + struct device_node *np; + const char *method = NULL; + const struct of_cpu_method *m = __cpu_method_of_table; + + pr_info("SH generic board support: scanning for cpus\n"); + + init_cpu_possible(cpumask_of(0)); + + for_each_of_cpu_node(np) { + u64 id = of_get_cpu_hwid(np, 0); + + if (id < NR_CPUS) { + if (!method) + of_property_read_string(np, "enable-method", &method); + set_cpu_possible(id, true); + set_cpu_present(id, true); + __cpu_number_map[id] = id; + __cpu_logical_map[id] = id; + } + } + if (!method) { + np = of_find_node_by_name(NULL, "cpus"); + of_property_read_string(np, "enable-method", &method); + of_node_put(np); + } + + pr_info("CPU enable method: %s\n", method); + if (method) + for (; m->method; m++) + if (!strcmp(m->method, method)) { + register_smp_ops(m->ops); + return; + } + + register_smp_ops(&dummy_smp_ops); +} + +#else + +static void sh_of_smp_probe(void) +{ +} + +#endif + +static void noop(void) +{ +} + +static int noopi(void) +{ + return 0; +} + +static void __init sh_of_mem_reserve(void) +{ + early_init_fdt_reserve_self(); + early_init_fdt_scan_reserved_mem(); +} + +static void __init sh_of_setup(char **cmdline_p) +{ + struct device_node *root; + + sh_mv.mv_name = "Unknown SH model"; + root = of_find_node_by_path("/"); + if (root) { + of_property_read_string(root, "model", &sh_mv.mv_name); + of_node_put(root); + } + + sh_of_smp_probe(); +} + +static int sh_of_irq_demux(int irq) +{ + /* FIXME: eventually this should not be used at all; + * the interrupt controller should set_handle_irq(). */ + return irq; +} + +static void __init sh_of_init_irq(void) +{ + pr_info("SH generic board support: scanning for interrupt controllers\n"); + irqchip_init(); +} + +static int __init sh_of_clk_init(void) +{ +#ifdef CONFIG_COMMON_CLK + /* Disabled pending move to COMMON_CLK framework. */ + pr_info("SH generic board support: scanning for clk providers\n"); + of_clk_init(NULL); +#endif + return 0; +} + +static struct sh_machine_vector __initmv sh_of_generic_mv = { + .mv_setup = sh_of_setup, + .mv_name = "devicetree", /* replaced by DT root's model */ + .mv_irq_demux = sh_of_irq_demux, + .mv_init_irq = sh_of_init_irq, + .mv_clk_init = sh_of_clk_init, + .mv_mode_pins = noopi, + .mv_mem_init = noop, + .mv_mem_reserve = sh_of_mem_reserve, +}; + +struct sh_clk_ops; + +void __init __weak arch_init_clk_ops(struct sh_clk_ops **ops, int idx) +{ +} + +void __init __weak plat_irq_setup(void) +{ +} diff --git a/arch/sh/boot/.gitignore b/arch/sh/boot/.gitignore index 541087d2029c..6603bbbc917d 100644 --- a/arch/sh/boot/.gitignore +++ b/arch/sh/boot/.gitignore @@ -1,3 +1,5 @@ +# SPDX-License-Identifier: GPL-2.0-only zImage vmlinux* uImage* +!vmlinux.scr diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile index 58592dfa5cb6..1f5d2df3c7e0 100644 --- a/arch/sh/boot/Makefile +++ b/arch/sh/boot/Makefile @@ -19,16 +19,16 @@ CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000 CONFIG_ENTRY_OFFSET ?= 0x00001000 CONFIG_PHYSICAL_START ?= $(CONFIG_MEMORY_START) -suffix-y := bin -suffix-$(CONFIG_KERNEL_GZIP) := gz -suffix-$(CONFIG_KERNEL_BZIP2) := bz2 -suffix-$(CONFIG_KERNEL_LZMA) := lzma -suffix-$(CONFIG_KERNEL_XZ) := xz -suffix-$(CONFIG_KERNEL_LZO) := lzo +suffix_y := bin +suffix_$(CONFIG_KERNEL_GZIP) := gz +suffix_$(CONFIG_KERNEL_BZIP2) := bz2 +suffix_$(CONFIG_KERNEL_LZMA) := lzma +suffix_$(CONFIG_KERNEL_XZ) := xz +suffix_$(CONFIG_KERNEL_LZO) := lzo targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \ - uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin -extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \ + uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin \ + vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \ vmlinux.bin.xz vmlinux.bin.lzo subdir- := compressed romimage @@ -80,36 +80,36 @@ $(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE $(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE $(call if_changed,lzo) -$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 +$(obj)/uImage.bz2: $(obj)/vmlinux.bin.bz2 FORCE $(call if_changed,uimage,bzip2) -$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz +$(obj)/uImage.gz: $(obj)/vmlinux.bin.gz FORCE $(call if_changed,uimage,gzip) -$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma +$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma FORCE $(call if_changed,uimage,lzma) -$(obj)/uImage.xz: $(obj)/vmlinux.bin.xz +$(obj)/uImage.xz: $(obj)/vmlinux.bin.xz FORCE $(call if_changed,uimage,xz) -$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo +$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo FORCE $(call if_changed,uimage,lzo) -$(obj)/uImage.bin: $(obj)/vmlinux.bin +$(obj)/uImage.bin: $(obj)/vmlinux.bin FORCE $(call if_changed,uimage,none) OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec -$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux +$(obj)/vmlinux.srec: $(obj)/compressed/vmlinux FORCE $(call if_changed,objcopy) OBJCOPYFLAGS_uImage.srec := -I binary -O srec -$(obj)/uImage.srec: $(obj)/uImage +$(obj)/uImage.srec: $(obj)/uImage FORCE $(call if_changed,objcopy) -$(obj)/uImage: $(obj)/uImage.$(suffix-y) +$(obj)/uImage: $(obj)/uImage.$(suffix_y) @ln -sf $(notdir $<) $@ @echo ' Image $@ is ready' export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \ CONFIG_PHYSICAL_START CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET \ - KERNEL_MEMORY suffix-y + KERNEL_MEMORY suffix_y diff --git a/arch/sh/boot/compressed/.gitignore b/arch/sh/boot/compressed/.gitignore index 2374a83d87b2..cd16663bc7c8 100644 --- a/arch/sh/boot/compressed/.gitignore +++ b/arch/sh/boot/compressed/.gitignore @@ -1 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only vmlinux.bin.* diff --git a/arch/sh/boot/compressed/Makefile b/arch/sh/boot/compressed/Makefile index 23bc849d9c64..58df491778b2 100644 --- a/arch/sh/boot/compressed/Makefile +++ b/arch/sh/boot/compressed/Makefile @@ -1,17 +1,15 @@ +# SPDX-License-Identifier: GPL-2.0 # # linux/arch/sh/boot/compressed/Makefile # # create a compressed vmlinux image from the original vmlinux # -targets := vmlinux vmlinux.bin vmlinux.bin.gz \ - vmlinux.bin.bz2 vmlinux.bin.lzma \ - vmlinux.bin.xz vmlinux.bin.lzo \ - head_$(BITS).o misc.o piggy.o +OBJECTS := head_32.o misc.o piggy.o \ + ashiftrt.o ashldi3.o ashrsi3.o ashlsi3.o lshrsi3.o -OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o - -GCOV_PROFILE := n +targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \ + vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo $(OBJECTS) # # IMAGE_OFFSET is the load offset of the compression loader @@ -27,55 +25,33 @@ IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ $(CONFIG_BOOT_LINK_OFFSET)]') endif -ifeq ($(CONFIG_MCOUNT),y) -ORIG_CFLAGS := $(KBUILD_CFLAGS) -KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) -endif +ccflags-remove-$(CONFIG_MCOUNT) += -pg -LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \ +LDFLAGS_vmlinux := --oformat $(ld_bfd) -Ttext $(IMAGE_OFFSET) -e startup \ -T $(obj)/../../kernel/vmlinux.lds -# -# Pull in the necessary libgcc bits from the in-kernel implementation. -# -lib1funcs-$(CONFIG_SUPERH32) := ashiftrt.S ashldi3.c ashrsi3.S ashlsi3.S \ - lshrsi3.S -lib1funcs-obj := \ - $(addsuffix .o, $(basename $(addprefix $(obj)/, $(lib1funcs-y)))) +KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING -lib1funcs-dir := $(srctree)/arch/$(SRCARCH)/lib -ifeq ($(BITS),64) - lib1funcs-dir := $(addsuffix $(BITS), $(lib1funcs-dir)) -endif - -KBUILD_CFLAGS += -I$(lib1funcs-dir) - -$(addprefix $(obj)/,$(lib1funcs-y)): $(obj)/%: $(lib1funcs-dir)/% FORCE - $(call cmd,shipped) - -$(obj)/vmlinux: $(OBJECTS) $(obj)/piggy.o $(lib1funcs-obj) FORCE +$(obj)/vmlinux: $(addprefix $(obj)/, $(OBJECTS)) FORCE $(call if_changed,ld) - @: $(obj)/vmlinux.bin: vmlinux FORCE $(call if_changed,objcopy) -vmlinux.bin.all-y := $(obj)/vmlinux.bin - -$(obj)/vmlinux.bin.gz: $(vmlinux.bin.all-y) FORCE +$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE $(call if_changed,gzip) -$(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE - $(call if_changed,bzip2) -$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE - $(call if_changed,lzma) -$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE - $(call if_changed,xzkern) -$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE - $(call if_changed,lzo) +$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE + $(call if_changed,bzip2_with_size) +$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE + $(call if_changed,lzma_with_size) +$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE + $(call if_changed,xzkern_with_size) +$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE + $(call if_changed,lzo_with_size) OBJCOPYFLAGS += -R .empty_zero_page -LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T +LDFLAGS_piggy.o := -r --format binary --oformat $(ld_bfd) -T -$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE +$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix_y) FORCE $(call if_changed,ld) diff --git a/arch/sh/boot/compressed/ashiftrt.S b/arch/sh/boot/compressed/ashiftrt.S new file mode 100644 index 000000000000..0f3b291a3f4b --- /dev/null +++ b/arch/sh/boot/compressed/ashiftrt.S @@ -0,0 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#include "../../lib/ashiftrt.S" diff --git a/arch/sh/boot/compressed/ashldi3.c b/arch/sh/boot/compressed/ashldi3.c new file mode 100644 index 000000000000..7c1212170230 --- /dev/null +++ b/arch/sh/boot/compressed/ashldi3.c @@ -0,0 +1,2 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +#include "../../../../lib/ashldi3.c" diff --git a/arch/sh/boot/compressed/ashlsi3.S b/arch/sh/boot/compressed/ashlsi3.S new file mode 100644 index 000000000000..e354262b275f --- /dev/null +++ b/arch/sh/boot/compressed/ashlsi3.S @@ -0,0 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#include "../../lib/ashlsi3.S" diff --git a/arch/sh/boot/compressed/ashrsi3.S b/arch/sh/boot/compressed/ashrsi3.S new file mode 100644 index 000000000000..e564be9a4dcd --- /dev/null +++ b/arch/sh/boot/compressed/ashrsi3.S @@ -0,0 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#include "../../lib/ashrsi3.S" diff --git a/arch/sh/boot/compressed/cache.c b/arch/sh/boot/compressed/cache.c deleted file mode 100644 index d0b77b68a4d0..000000000000 --- a/arch/sh/boot/compressed/cache.c +++ /dev/null @@ -1,12 +0,0 @@ -int cache_control(unsigned int command) -{ - volatile unsigned int *p = (volatile unsigned int *) 0x80000000; - int i; - - for (i = 0; i < (32 * 1024); i += 32) { - (void)*p; - p += (32 / sizeof(int)); - } - - return 0; -} diff --git a/arch/sh/boot/compressed/head_32.S b/arch/sh/boot/compressed/head_32.S index 3e150326f1fd..7bb168133dbb 100644 --- a/arch/sh/boot/compressed/head_32.S +++ b/arch/sh/boot/compressed/head_32.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * linux/arch/sh/boot/compressed/head.S * diff --git a/arch/sh/boot/compressed/install.sh b/arch/sh/boot/compressed/install.sh deleted file mode 100644 index f9f41818b17e..000000000000 --- a/arch/sh/boot/compressed/install.sh +++ /dev/null @@ -1,56 +0,0 @@ -#!/bin/sh -# -# arch/sh/boot/install.sh -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# -# Copyright (C) 1995 by Linus Torvalds -# -# Adapted from code in arch/i386/boot/Makefile by H. Peter Anvin -# Adapted from code in arch/i386/boot/install.sh by Russell King -# Adapted from code in arch/arm/boot/install.sh by Stuart Menefy -# -# "make install" script for sh architecture -# -# Arguments: -# $1 - kernel version -# $2 - kernel image file -# $3 - kernel map file -# $4 - default install path (blank if root directory) -# - -# User may have a custom install script - -if [ -x /sbin/${INSTALLKERNEL} ]; then - exec /sbin/${INSTALLKERNEL} "$@" -fi - -if [ "$2" = "zImage" ]; then -# Compressed install - echo "Installing compressed kernel" - if [ -f $4/vmlinuz-$1 ]; then - mv $4/vmlinuz-$1 $4/vmlinuz.old - fi - - if [ -f $4/System.map-$1 ]; then - mv $4/System.map-$1 $4/System.old - fi - - cat $2 > $4/vmlinuz-$1 - cp $3 $4/System.map-$1 -else -# Normal install - echo "Installing normal kernel" - if [ -f $4/vmlinux-$1 ]; then - mv $4/vmlinux-$1 $4/vmlinux.old - fi - - if [ -f $4/System.map ]; then - mv $4/System.map $4/System.old - fi - - cat $2 > $4/vmlinux-$1 - cp $3 $4/System.map -fi diff --git a/arch/sh/boot/compressed/lshrsi3.S b/arch/sh/boot/compressed/lshrsi3.S new file mode 100644 index 000000000000..5a8281b7e516 --- /dev/null +++ b/arch/sh/boot/compressed/lshrsi3.S @@ -0,0 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#include "../../lib/lshrsi3.S" diff --git a/arch/sh/boot/compressed/misc.c b/arch/sh/boot/compressed/misc.c index 95470a472d2c..3690379cc86b 100644 --- a/arch/sh/boot/compressed/misc.c +++ b/arch/sh/boot/compressed/misc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/boot/compressed/misc.c * @@ -11,10 +12,12 @@ * Modified to use standard LinuxSH BIOS by Greg Banks 7Jul2000 */ -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/addrspace.h> #include <asm/page.h> +#include "misc.h" + /* * gzip declarations */ @@ -25,11 +28,6 @@ #undef memcpy #define memzero(s, n) memset ((s), 0, (n)) -/* cache.c */ -#define CACHE_ENABLE 0 -#define CACHE_DISABLE 1 -int cache_control(unsigned int command); - extern char input_data[]; extern int input_len; static unsigned char *output; @@ -103,11 +101,22 @@ static void error(char *x) while(1); /* Halt */ } -#ifdef CONFIG_SUPERH64 -#define stackalign 8 -#else +const unsigned long __stack_chk_guard = 0x000a0dff; + +void __stack_chk_fail(void) +{ + error("stack-protector: Kernel stack is corrupted\n"); +} + +/* Needed because vmlinux.lds.h references this */ +void ftrace_stub(void) +{ +} +void arch_ftrace_ops_list_func(void) +{ +} + #define stackalign 4 -#endif #define STACK_SIZE (4096) long __attribute__ ((aligned(stackalign))) user_stack[STACK_SIZE]; @@ -117,22 +126,16 @@ void decompress_kernel(void) { unsigned long output_addr; -#ifdef CONFIG_SUPERH64 - output_addr = (CONFIG_MEMORY_START + 0x2000); -#else output_addr = __pa((unsigned long)&_text+PAGE_SIZE); #if defined(CONFIG_29BIT) output_addr |= P2SEG; #endif -#endif output = (unsigned char *)output_addr; free_mem_ptr = (unsigned long)&_end; free_mem_end_ptr = free_mem_ptr + HEAP_SIZE; puts("Uncompressing Linux... "); - cache_control(CACHE_ENABLE); - decompress(input_data, input_len, NULL, NULL, output, NULL, error); - cache_control(CACHE_DISABLE); + __decompress(input_data, input_len, NULL, NULL, output, 0, NULL, error); puts("Ok, booting the kernel.\n"); } diff --git a/arch/sh/boot/compressed/misc.h b/arch/sh/boot/compressed/misc.h new file mode 100644 index 000000000000..2b4534faa305 --- /dev/null +++ b/arch/sh/boot/compressed/misc.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef MISC_H +#define MISC_H + +void arch_ftrace_ops_list_func(void); +void decompress_kernel(void); +void ftrace_stub(void); + +#endif /* MISC_H */ diff --git a/arch/sh/boot/compressed/vmlinux.scr b/arch/sh/boot/compressed/vmlinux.scr index 862d74808236..dd292b4b9082 100644 --- a/arch/sh/boot/compressed/vmlinux.scr +++ b/arch/sh/boot/compressed/vmlinux.scr @@ -1,6 +1,6 @@ SECTIONS { - .rodata..compressed : { + .rodata..compressed : ALIGN(8) { input_len = .; LONG(input_data_end - input_data) input_data = .; *(.data) diff --git a/arch/sh/boot/dts/Makefile b/arch/sh/boot/dts/Makefile new file mode 100644 index 000000000000..d109978a5eb9 --- /dev/null +++ b/arch/sh/boot/dts/Makefile @@ -0,0 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only +obj-$(CONFIG_BUILTIN_DTB) += $(addsuffix .dtb.o, $(CONFIG_BUILTIN_DTB_NAME)) diff --git a/arch/sh/boot/dts/j2_mimas_v2.dts b/arch/sh/boot/dts/j2_mimas_v2.dts new file mode 100644 index 000000000000..faf884f53804 --- /dev/null +++ b/arch/sh/boot/dts/j2_mimas_v2.dts @@ -0,0 +1,97 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; + +/ { + compatible = "jcore,j2-soc"; + model = "J2 FPGA SoC on Mimas v2 board"; + + #address-cells = <1>; + #size-cells = <1>; + + interrupt-parent = <&aic>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + device_type = "cpu"; + compatible = "jcore,j2"; + reg = <0>; + clock-frequency = <50000000>; + d-cache-size = <8192>; + i-cache-size = <8192>; + d-cache-block-size = <16>; + i-cache-block-size = <16>; + }; + }; + + memory@10000000 { + device_type = "memory"; + reg = <0x10000000 0x4000000>; + }; + + aliases { + serial0 = &uart0; + spi0 = &spi0; + }; + + chosen { + stdout-path = "serial0"; + }; + + soc@abcd0000 { + compatible = "simple-bus"; + ranges = <0 0xabcd0000 0x100000>; + + #address-cells = <1>; + #size-cells = <1>; + + aic: interrupt-controller@200 { + compatible = "jcore,aic1"; + reg = <0x200 0x10>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + cache-controller@c0 { + compatible = "jcore,cache"; + reg = <0xc0 4>; + }; + + timer@200 { + compatible = "jcore,pit"; + reg = <0x200 0x30>; + interrupts = <0x48>; + }; + + spi0: spi@40 { + compatible = "jcore,spi2"; + + #address-cells = <1>; + #size-cells = <0>; + + reg = <0x40 0x8>; + + sdcard@0 { + compatible = "mmc-spi-slot"; + reg = <0>; + spi-max-frequency = <25000000>; + voltage-ranges = <3200 3400>; + mode = <0>; + }; + }; + + uart0: serial@100 { + clock-frequency = <125000000>; + compatible = "xlnx,xps-uartlite-1.00.a"; + current-speed = <19200>; + xlnx,use-parity = <0>; + xlnx,data-bits = <8>; + device_type = "serial"; + interrupts = <0x12>; + port-number = <0>; + reg = <0x100 0x10>; + }; + }; +}; diff --git a/arch/sh/boot/romimage/Makefile b/arch/sh/boot/romimage/Makefile index 2216ee57f251..17b03df0a8de 100644 --- a/arch/sh/boot/romimage/Makefile +++ b/arch/sh/boot/romimage/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # linux/arch/sh/boot/romimage/Makefile # @@ -12,19 +13,18 @@ mmcif-obj-$(CONFIG_CPU_SUBTYPE_SH7724) := $(obj)/mmcif-sh7724.o load-$(CONFIG_ROMIMAGE_MMCIF) := $(mmcif-load-y) obj-$(CONFIG_ROMIMAGE_MMCIF) := $(mmcif-obj-y) -LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(load-y) -e romstart \ +LDFLAGS_vmlinux := --oformat $(ld_bfd) -Ttext $(load-y) -e romstart \ -T $(obj)/../../kernel/vmlinux.lds $(obj)/vmlinux: $(obj)/head.o $(obj-y) $(obj)/piggy.o FORCE $(call if_changed,ld) - @: OBJCOPYFLAGS += -j .empty_zero_page $(obj)/zeropage.bin: vmlinux FORCE $(call if_changed,objcopy) -LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T +LDFLAGS_piggy.o := -r --format binary --oformat $(ld_bfd) -T $(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/zeropage.bin arch/sh/boot/zImage FORCE $(call if_changed,ld) diff --git a/arch/sh/boot/romimage/head.S b/arch/sh/boot/romimage/head.S index 4671d1b82150..81a0652a3dff 100644 --- a/arch/sh/boot/romimage/head.S +++ b/arch/sh/boot/romimage/head.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * linux/arch/sh/boot/romimage/head.S * diff --git a/arch/sh/boot/romimage/mmcif-sh7724.c b/arch/sh/boot/romimage/mmcif-sh7724.c index 16b122510c84..d30123d859e0 100644 --- a/arch/sh/boot/romimage/mmcif-sh7724.c +++ b/arch/sh/boot/romimage/mmcif-sh7724.c @@ -8,8 +8,7 @@ * for more details. */ -#include <linux/mmc/sh_mmcif.h> -#include <linux/mmc/boot.h> +#include <linux/platform_data/sh_mmcif.h> #include <mach/romimage.h> #define MMCIF_BASE (void __iomem *)0xa4ca0000 @@ -22,6 +21,13 @@ #define HIZCRC 0xa405015c #define DRVCRA 0xa405018a +enum { + MMCIF_PROGRESS_ENTER, + MMCIF_PROGRESS_INIT, + MMCIF_PROGRESS_LOAD, + MMCIF_PROGRESS_DONE +}; + /* SH7724 specific MMCIF loader * * loads the romImage from an MMC card starting from block 512 @@ -30,7 +36,7 @@ */ asmlinkage void mmcif_loader(unsigned char *buf, unsigned long no_bytes) { - mmcif_update_progress(MMC_PROGRESS_ENTER); + mmcif_update_progress(MMCIF_PROGRESS_ENTER); /* enable clock to the MMCIF hardware block */ __raw_writel(__raw_readl(MSTPCR2) & ~0x20000000, MSTPCR2); @@ -53,12 +59,12 @@ asmlinkage void mmcif_loader(unsigned char *buf, unsigned long no_bytes) /* high drive capability for MMC pins */ __raw_writew(__raw_readw(DRVCRA) | 0x3000, DRVCRA); - mmcif_update_progress(MMC_PROGRESS_INIT); + mmcif_update_progress(MMCIF_PROGRESS_INIT); /* setup MMCIF hardware */ sh_mmcif_boot_init(MMCIF_BASE); - mmcif_update_progress(MMC_PROGRESS_LOAD); + mmcif_update_progress(MMCIF_PROGRESS_LOAD); /* load kernel via MMCIF interface */ sh_mmcif_boot_do_read(MMCIF_BASE, 512, @@ -68,5 +74,5 @@ asmlinkage void mmcif_loader(unsigned char *buf, unsigned long no_bytes) /* disable clock to the MMCIF hardware block */ __raw_writel(__raw_readl(MSTPCR2) | 0x20000000, MSTPCR2); - mmcif_update_progress(MMC_PROGRESS_DONE); + mmcif_update_progress(MMCIF_PROGRESS_DONE); } diff --git a/arch/sh/cchips/Kconfig b/arch/sh/cchips/Kconfig index a5ab2eccdaa6..9659a0bc58de 100644 --- a/arch/sh/cchips/Kconfig +++ b/arch/sh/cchips/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 menu "Companion Chips" config HD6446X_SERIES @@ -10,7 +11,7 @@ choice config HD64461 bool "Hitachi HD64461 companion chip support" - ---help--- + help The Hitachi HD64461 provides an interface for the SH7709 CPU, supporting a LCD controller, CRT color controller, IrDA up to 4 Mbps, and a @@ -28,9 +29,9 @@ endchoice config HD64461_IRQ int "HD64461 IRQ" depends on HD64461 - default "36" + default "52" help - The default setting of the HD64461 IRQ is 36. + The default setting of the HD64461 IRQ is 52. Do not change this unless you know what you are doing. diff --git a/arch/sh/cchips/hd6446x/Makefile b/arch/sh/cchips/hd6446x/Makefile index 59c348337bb8..6673e0abef2e 100644 --- a/arch/sh/cchips/hd6446x/Makefile +++ b/arch/sh/cchips/hd6446x/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_HD64461) += hd64461.o ccflags-y := -Werror diff --git a/arch/sh/cchips/hd6446x/hd64461.c b/arch/sh/cchips/hd6446x/hd64461.c index e9735616bdc8..81764882d87d 100644 --- a/arch/sh/cchips/hd6446x/hd64461.c +++ b/arch/sh/cchips/hd6446x/hd64461.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2000 YAEGASHI Takeshi * Hitachi HD64461 companion chip support @@ -56,7 +57,7 @@ static struct irq_chip hd64461_irq_chip = { .irq_unmask = hd64461_unmask_irq, }; -static void hd64461_irq_demux(unsigned int irq, struct irq_desc *desc) +static void hd64461_irq_demux(struct irq_desc *desc) { unsigned short intv = __raw_readw(HD64461_NIRR); unsigned int ext_irq = HD64461_IRQBASE; @@ -71,7 +72,7 @@ static void hd64461_irq_demux(unsigned int irq, struct irq_desc *desc) } } -int __init setup_hd64461(void) +static int __init setup_hd64461(void) { int irq_base, i; diff --git a/arch/sh/configs/ap325rxa_defconfig b/arch/sh/configs/ap325rxa_defconfig index e5335123b5e9..b62be0d067f0 100644 --- a/arch/sh/configs/ap325rxa_defconfig +++ b/arch/sh/configs/ap325rxa_defconfig @@ -1,10 +1,8 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_KALLSYMS is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set @@ -28,19 +26,14 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_PHYSMAP=y -CONFIG_MTD_NAND=y +CONFIG_MTD_RAW_NAND=y CONFIG_MTD_NAND_SH_FLCTL=y CONFIG_MTD_UBI=y CONFIG_BLK_DEV_RAM=y @@ -51,8 +44,6 @@ CONFIG_NETDEVICES=y CONFIG_SMSC_PHY=y CONFIG_NET_ETHERNET=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set @@ -73,16 +64,12 @@ CONFIG_VIDEO_DEV=y # CONFIG_VIDEO_ALLOW_V4L1 is not set # CONFIG_MEDIA_TUNER_CUSTOMISE is not set CONFIG_VIDEO_HELPER_CHIPS_AUTO=y -CONFIG_SOC_CAMERA=y -CONFIG_SOC_CAMERA_PLATFORM=y -CONFIG_SOC_CAMERA_OV772X=y CONFIG_VIDEO_SH_MOBILE_CEU=y # CONFIG_RADIO_ADAPTERS is not set CONFIG_FB=y CONFIG_FB_SH_MOBILE_LCDC=y CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_MMC=y CONFIG_MMC_SPI=y @@ -94,10 +81,9 @@ CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_EXT3_FS_POSIX_ACL=y -CONFIG_EXT3_FS_SECURITY=y +CONFIG_EXT4_FS=y +CONFIG_EXT4_FS_POSIX_ACL=y +CONFIG_EXT4_FS_SECURITY=y CONFIG_VFAT_FS=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y @@ -105,14 +91,9 @@ CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y CONFIG_NFSD=y -CONFIG_NFSD_V3=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ISO8859_1=y # CONFIG_ENABLE_MUST_CHECK is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_CRYPTO=y CONFIG_CRYPTO_CBC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/apsh4a3a_defconfig b/arch/sh/configs/apsh4a3a_defconfig index 6cb327977d13..4ecd1ab398fe 100644 --- a/arch/sh/configs/apsh4a3a_defconfig +++ b/arch/sh/configs/apsh4a3a_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_IKCONFIG=y @@ -7,7 +6,6 @@ CONFIG_LOG_BUF_SHIFT=14 CONFIG_SYSFS_DEPRECATED=y CONFIG_SYSFS_DEPRECATED_V2=y CONFIG_BLK_DEV_INITRD=y -CONFIG_SLAB=y CONFIG_PROFILING=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y @@ -17,6 +15,7 @@ CONFIG_MEMORY_START=0x0C000000 CONFIG_FLATMEM_MANUAL=y CONFIG_SH_STORE_QUEUES=y CONFIG_SH_APSH4A3A=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_HIGH_RES_TIMERS=y CONFIG_KEXEC=y CONFIG_PREEMPT=y @@ -28,15 +27,10 @@ CONFIG_INET=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set # CONFIG_WIRELESS is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -46,8 +40,6 @@ CONFIG_BLK_DEV_RAM_SIZE=16384 CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_WLAN is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set @@ -66,11 +58,9 @@ CONFIG_FONTS=y CONFIG_FONT_8x8=y CONFIG_FONT_8x16=y CONFIG_LOGO=y -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y CONFIG_NTFS_FS=y @@ -89,14 +79,11 @@ CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ASCII=y CONFIG_NLS_ISO8859_1=y CONFIG_NLS_UTF8=y -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_PREEMPT is not set # CONFIG_DEBUG_BUGVERBOSE is not set -CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y # CONFIG_FTRACE is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set diff --git a/arch/sh/configs/apsh4ad0a_defconfig b/arch/sh/configs/apsh4ad0a_defconfig index 95ae23fcfdd6..8c6de64f65c8 100644 --- a/arch/sh/configs/apsh4ad0a_defconfig +++ b/arch/sh/configs/apsh4ad0a_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y @@ -10,25 +9,21 @@ CONFIG_CGROUPS=y CONFIG_CGROUP_FREEZER=y CONFIG_CGROUP_DEVICE=y CONFIG_CGROUP_CPUACCT=y -CONFIG_RESOURCE_COUNTERS=y CONFIG_CGROUP_MEMCG=y CONFIG_BLK_CGROUP=y CONFIG_NAMESPACES=y CONFIG_BLK_DEV_INITRD=y CONFIG_KALLSYMS_ALL=y # CONFIG_COMPAT_BRK is not set -CONFIG_SLAB=y CONFIG_PROFILING=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y -# CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set -CONFIG_CFQ_GROUP_IOSCHED=y +CONFIG_IOSCHED_BFQ=y +CONFIG_BFQ_GROUP_IOSCHED=y CONFIG_CPU_SUBTYPE_SH7786=y CONFIG_MEMORY_SIZE=0x10000000 CONFIG_HUGETLB_PAGE_SIZE_1MB=y -CONFIG_MEMORY_HOTPLUG=y -CONFIG_MEMORY_HOTREMOVE=y CONFIG_KSM=y CONFIG_SH_STORE_QUEUES=y CONFIG_SH_APSH4AD0A=y @@ -45,19 +40,18 @@ CONFIG_SECCOMP=y CONFIG_PREEMPT=y # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set CONFIG_BINFMT_MISC=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_PM=y CONFIG_PM_DEBUG=y -CONFIG_PM_RUNTIME=y +CONFIG_PM=y CONFIG_CPU_IDLE=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_NET_KEY=y CONFIG_INET=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set # CONFIG_WIRELESS is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y CONFIG_MTD_CFI=y @@ -71,8 +65,6 @@ CONFIG_NETDEVICES=y CONFIG_MDIO_BITBANG=y CONFIG_NET_ETHERNET=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_WLAN is not set CONFIG_INPUT_EVDEV=y # CONFIG_INPUT_KEYBOARD is not set @@ -84,7 +76,6 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set # CONFIG_HWMON is not set -CONFIG_VIDEO_OUTPUT_CONTROL=y CONFIG_FB=y CONFIG_FB_SH7785FB=y CONFIG_FRAMEBUFFER_CONSOLE=y @@ -93,13 +84,11 @@ CONFIG_FONT_8x8=y CONFIG_FONT_8x16=y CONFIG_LOGO=y CONFIG_USB=y -CONFIG_USB_DEBUG=y CONFIG_USB_MON=y CONFIG_USB_OHCI_HCD=y CONFIG_USB_STORAGE=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y CONFIG_NTFS_FS=y @@ -124,8 +113,6 @@ CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_DEBUG_VM=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_DWARF_UNWINDER=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/cayman_defconfig b/arch/sh/configs/cayman_defconfig deleted file mode 100644 index 67e150631ea5..000000000000 --- a/arch/sh/configs/cayman_defconfig +++ /dev/null @@ -1,71 +0,0 @@ -CONFIG_EXPERIMENTAL=y -CONFIG_POSIX_MQUEUE=y -CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_SLAB=y -CONFIG_MODULES=y -CONFIG_MODULE_UNLOAD=y -# CONFIG_BLK_DEV_BSG is not set -CONFIG_FORCE_MAX_ZONEORDER=11 -CONFIG_MEMORY_START=0x80000000 -CONFIG_MEMORY_SIZE=0x00400000 -CONFIG_FLATMEM_MANUAL=y -CONFIG_CACHE_OFF=y -CONFIG_SH_PCLK_FREQ=50000000 -CONFIG_HEARTBEAT=y -CONFIG_PREEMPT=y -CONFIG_NET=y -CONFIG_PACKET=y -CONFIG_UNIX=y -CONFIG_INET=y -CONFIG_IP_PNP=y -# CONFIG_INET_LRO is not set -# CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -# CONFIG_FW_LOADER is not set -CONFIG_BLK_DEV_LOOP=y -CONFIG_BLK_DEV_RAM=y -CONFIG_SCSI=y -CONFIG_BLK_DEV_SD=y -CONFIG_SCSI_MULTI_LUN=y -CONFIG_SCSI_SPI_ATTRS=y -CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y -# CONFIG_INPUT_MOUSEDEV_PSAUX is not set -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_SERIO is not set -CONFIG_HW_RANDOM=y -CONFIG_I2C=m -CONFIG_WATCHDOG=y -CONFIG_VIDEO_OUTPUT_CONTROL=y -CONFIG_FB=y -CONFIG_FIRMWARE_EDID=y -CONFIG_FB_MODE_HELPERS=y -CONFIG_FB_SH_MOBILE_LCDC=m -CONFIG_FRAMEBUFFER_CONSOLE=y -CONFIG_FONTS=y -CONFIG_FONT_8x16=y -CONFIG_LOGO=y -# CONFIG_LOGO_LINUX_MONO is not set -# CONFIG_LOGO_LINUX_VGA16 is not set -# CONFIG_LOGO_LINUX_CLUT224 is not set -# CONFIG_LOGO_SUPERH_MONO is not set -# CONFIG_LOGO_SUPERH_VGA16 is not set -CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_MINIX_FS=y -CONFIG_ROMFS_FS=y -CONFIG_NFS_FS=y -CONFIG_NFS_V3=y -CONFIG_ROOT_NFS=y -CONFIG_PARTITION_ADVANCED=y -CONFIG_MAGIC_SYSRQ=y -CONFIG_DEBUG_FS=y -CONFIG_DEBUG_KERNEL=y -CONFIG_DETECT_HUNG_TASK=y -CONFIG_SCHEDSTATS=y -CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/dreamcast_defconfig b/arch/sh/configs/dreamcast_defconfig index ec243ca29529..4573d5d64989 100644 --- a/arch/sh/configs/dreamcast_defconfig +++ b/arch/sh/configs/dreamcast_defconfig @@ -1,9 +1,6 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y @@ -32,9 +29,7 @@ CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_FW_LOADER is not set CONFIG_GDROM=y @@ -43,8 +38,6 @@ CONFIG_NET_ETHERNET=y CONFIG_NET_PCI=y CONFIG_8139TOO=y # CONFIG_8139TOO_PIO is not set -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_KEYBOARD_ATKBD is not set CONFIG_KEYBOARD_MAPLE=y # CONFIG_MOUSE_PS2 is not set @@ -56,7 +49,6 @@ CONFIG_HW_RANDOM=y # CONFIG_HWMON is not set CONFIG_WATCHDOG=y CONFIG_SH_WDT=y -CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y CONFIG_FIRMWARE_EDID=y CONFIG_FB_PVR2=y @@ -74,5 +66,5 @@ CONFIG_LOGO=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_HUGETLBFS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_GENERIC=y diff --git a/arch/sh/configs/ecovec24-romimage_defconfig b/arch/sh/configs/ecovec24-romimage_defconfig index 5fcb17bff24a..13fec4338416 100644 --- a/arch/sh/configs/ecovec24-romimage_defconfig +++ b/arch/sh/configs/ecovec24-romimage_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y @@ -7,8 +6,6 @@ CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y # CONFIG_KALLSYMS is not set -CONFIG_SLAB=y -# CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7724=y CONFIG_MEMORY_SIZE=0x10000000 @@ -26,19 +23,14 @@ CONFIG_INET=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -# CONFIG_MISC_DEVICES is not set CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y # CONFIG_SCSI_LOWLEVEL is not set CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SH_ETH=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set @@ -51,7 +43,6 @@ CONFIG_I2C=y CONFIG_I2C_SH_MOBILE=y CONFIG_GPIO_SYSFS=y # CONFIG_HWMON is not set -# CONFIG_HID_SUPPORT is not set CONFIG_USB=y CONFIG_USB_R8A66597_HCD=y CONFIG_USB_STORAGE=y @@ -64,4 +55,3 @@ CONFIG_TMPFS=y # CONFIG_NETWORK_FILESYSTEMS is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set diff --git a/arch/sh/configs/ecovec24_defconfig b/arch/sh/configs/ecovec24_defconfig index c6c2becdc8ab..458115d83184 100644 --- a/arch/sh/configs/ecovec24_defconfig +++ b/arch/sh/configs/ecovec24_defconfig @@ -1,15 +1,13 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_KALLSYMS is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7724=y -CONFIG_FORCE_MAX_ZONEORDER=12 +CONFIG_ARCH_FORCE_MAX_ORDER=11 CONFIG_MEMORY_SIZE=0x10000000 CONFIG_FLATMEM_MANUAL=y CONFIG_SH_ECOVEC=y @@ -29,21 +27,14 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_IRDA=y -CONFIG_SH_SIR=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_PHYSMAP=y -CONFIG_MTD_NAND=y +CONFIG_MTD_RAW_NAND=y CONFIG_MTD_UBI=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=4 @@ -53,8 +44,6 @@ CONFIG_NETDEVICES=y CONFIG_SMSC_PHY=y CONFIG_NET_ETHERNET=y CONFIG_SH_ETH=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=y # CONFIG_KEYBOARD_ATKBD is not set @@ -80,9 +69,6 @@ CONFIG_MEDIA_SUPPORT=y CONFIG_VIDEO_DEV=y # CONFIG_MEDIA_TUNER_CUSTOMISE is not set CONFIG_VIDEO_HELPER_CHIPS_AUTO=y -CONFIG_SOC_CAMERA=y -CONFIG_SOC_CAMERA_MT9T112=y -CONFIG_SOC_CAMERA_TW9910=y CONFIG_VIDEO_SH_MOBILE_CEU=y # CONFIG_V4L_USB_DRIVERS is not set CONFIG_FB=y @@ -107,7 +93,6 @@ CONFIG_SND_SOC=y CONFIG_SND_SOC_SH4_FSI=y CONFIG_SND_FSI_DA7210=y CONFIG_USB=y -CONFIG_USB_DEVICEFS=y CONFIG_USB_MON=y CONFIG_USB_R8A66597_HCD=y CONFIG_USB_STORAGE=y @@ -124,10 +109,9 @@ CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_EXT3_FS_POSIX_ACL=y -CONFIG_EXT3_FS_SECURITY=y +CONFIG_EXT4_FS=y +CONFIG_EXT4_FS_POSIX_ACL=y +CONFIG_EXT4_FS_SECURITY=y CONFIG_VFAT_FS=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y @@ -135,15 +119,10 @@ CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y CONFIG_NFSD=y -CONFIG_NFSD_V3=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ISO8859_1=y # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_CRYPTO=y CONFIG_CRYPTO_CBC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/edosk7705_defconfig b/arch/sh/configs/edosk7705_defconfig index 41fa3a7eed96..ee3f6db7d8da 100644 --- a/arch/sh/configs/edosk7705_defconfig +++ b/arch/sh/configs/edosk7705_defconfig @@ -6,7 +6,7 @@ # CONFIG_PRINTK is not set # CONFIG_BUG is not set # CONFIG_ELF_CORE is not set -# CONFIG_BASE_FULL is not set +CONFIG_BASE_SMALL=y # CONFIG_FUTEX is not set # CONFIG_EPOLL is not set # CONFIG_SIGNALFD is not set @@ -19,12 +19,11 @@ CONFIG_CPU_SUBTYPE_SH7705=y CONFIG_SH_EDOSK7705=y CONFIG_SH_PCLK_FREQ=31250000 +CONFIG_CMDLINE_FROM_BOOTLOADER=y # CONFIG_PREVENT_FIRMWARE_BUILD is not set -# CONFIG_MISC_DEVICES is not set # CONFIG_INPUT is not set # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set # CONFIG_UNIX98_PTYS is not set # CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set @@ -33,7 +32,4 @@ CONFIG_SH_PCLK_FREQ=31250000 # CONFIG_DNOTIFY is not set # CONFIG_PROC_FS is not set # CONFIG_SYSFS is not set -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRC32 is not set diff --git a/arch/sh/configs/edosk7760_defconfig b/arch/sh/configs/edosk7760_defconfig index e1077a041ac3..abeae220606a 100644 --- a/arch/sh/configs/edosk7760_defconfig +++ b/arch/sh/configs/edosk7760_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_LOCALVERSION="_edosk7760" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -31,18 +30,13 @@ CONFIG_IP_PNP_BOOTP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_DEBUG_DRIVER=y CONFIG_DEBUG_DEVRES=y CONFIG_MTD=y CONFIG_MTD_DEBUG=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_JEDECPROBE=y @@ -62,12 +56,9 @@ CONFIG_MTD_ABSENT=y CONFIG_MTD_PHYSMAP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_SIZE=26000 -# CONFIG_MISC_DEVICES is not set CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set @@ -92,13 +83,11 @@ CONFIG_SND=y # CONFIG_SND_VERBOSE_PROCFS is not set CONFIG_SND_VERBOSE_PRINTK=y CONFIG_SND_SOC=y -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_XIP=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y CONFIG_NFS_FS=y @@ -112,16 +101,12 @@ CONFIG_NLS_UTF8=y CONFIG_PRINTK_TIME=y # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_MAGIC_SYSRQ=y -CONFIG_UNUSED_SYMBOLS=y CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y # CONFIG_SCHED_DEBUG is not set CONFIG_TIMER_STATS=y -CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_CRYPTO=y CONFIG_CRYPTO_MD5=y CONFIG_CRYPTO_DES=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/espt_defconfig b/arch/sh/configs/espt_defconfig index 67cb1094a033..3968fe75f693 100644 --- a/arch/sh/configs/espt_defconfig +++ b/arch/sh/configs/espt_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y @@ -6,10 +5,7 @@ CONFIG_LOG_BUF_SHIFT=14 CONFIG_NAMESPACES=y CONFIG_UTS_NS=y CONFIG_IPC_NS=y -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7763=y @@ -26,13 +22,9 @@ CONFIG_INET=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_JEDECPROBE=y @@ -43,14 +35,11 @@ CONFIG_MTD_CFI_GEOMETRY=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_COMPLEX_MAPPINGS=y CONFIG_MTD_PHYSMAP=y -# CONFIG_MISC_DEVICES is not set CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SH_ETH=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set @@ -65,16 +54,13 @@ CONFIG_FB_FOREIGN_ENDIAN=y CONFIG_FB_SH7760=y CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y -# CONFIG_HID_SUPPORT is not set CONFIG_USB=y CONFIG_USB_MON=y CONFIG_USB_OHCI_HCD=y CONFIG_USB_STORAGE=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_AUTOFS_FS=y -CONFIG_AUTOFS4_FS=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y @@ -120,9 +106,5 @@ CONFIG_NLS_ISO8859_15=y CONFIG_NLS_KOI8_R=y CONFIG_NLS_KOI8_U=y CONFIG_NLS_UTF8=y -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/hp6xx_defconfig b/arch/sh/configs/hp6xx_defconfig index 496edcdf95a3..04a9fcb4342a 100644 --- a/arch/sh/configs/hp6xx_defconfig +++ b/arch/sh/configs/hp6xx_defconfig @@ -1,11 +1,8 @@ -CONFIG_EXPERIMENTAL=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7709=y CONFIG_MEMORY_START=0x0d000000 @@ -18,8 +15,8 @@ CONFIG_SH_DMA_API=y CONFIG_HD64461_ENABLER=y CONFIG_PCCARD=y CONFIG_PM=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_APM_EMULATION=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set CONFIG_BLK_DEV_SD=y CONFIG_ATA=y @@ -37,16 +34,13 @@ CONFIG_SERIAL_SH_SCI_NR_UARTS=3 CONFIG_SERIAL_SH_SCI_CONSOLE=y CONFIG_LEGACY_PTY_COUNT=64 # CONFIG_HWMON is not set -CONFIG_VIDEO_OUTPUT_CONTROL=y CONFIG_FB=y CONFIG_FIRMWARE_EDID=y CONFIG_FB_HIT=y CONFIG_FB_SH_MOBILE_LCDC=y -CONFIG_BACKLIGHT_LCD_SUPPORT=y CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FONTS=y CONFIG_FONT_PEARL_8x8=y -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_SH=y @@ -55,13 +49,9 @@ CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y CONFIG_PROC_KCORE=y CONFIG_NLS_CODEPAGE_850=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_CRYPTO=y CONFIG_CRYPTO_CBC=y CONFIG_CRYPTO_ECB=y CONFIG_CRYPTO_PCBC=y CONFIG_CRYPTO_MD5=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set -CONFIG_CRC16=y -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/j2_defconfig b/arch/sh/configs/j2_defconfig new file mode 100644 index 000000000000..2eb81ebe3888 --- /dev/null +++ b/arch/sh/configs/j2_defconfig @@ -0,0 +1,42 @@ +CONFIG_SMP=y +CONFIG_SYSVIPC=y +CONFIG_POSIX_MQUEUE=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_CPU_SUBTYPE_J2=y +CONFIG_MEMORY_START=0x10000000 +CONFIG_MEMORY_SIZE=0x04000000 +CONFIG_CPU_BIG_ENDIAN=y +CONFIG_SH_DEVICE_TREE=y +CONFIG_SH_JCORE_SOC=y +CONFIG_HZ_100=y +CONFIG_CMDLINE_OVERWRITE=y +CONFIG_CMDLINE="console=ttyUL0 earlycon" +CONFIG_BINFMT_ELF_FDPIC=y +CONFIG_BINFMT_FLAT=y +CONFIG_NET=y +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_INET=y +CONFIG_DEVTMPFS=y +CONFIG_DEVTMPFS_MOUNT=y +CONFIG_NETDEVICES=y +CONFIG_SERIAL_EARLYCON=y +CONFIG_SERIAL_UARTLITE=y +CONFIG_SERIAL_UARTLITE_CONSOLE=y +CONFIG_I2C=y +CONFIG_SPI=y +CONFIG_SPI_JCORE=y +CONFIG_WATCHDOG=y +CONFIG_MMC=y +CONFIG_MMC_SPI=y +CONFIG_CLKSRC_JCORE_PIT=y +CONFIG_JCORE_AIC=y +CONFIG_EXT4_FS=y +CONFIG_VFAT_FS=y +CONFIG_FAT_DEFAULT_IOCHARSET="ascii" +CONFIG_FAT_DEFAULT_UTF8=y +CONFIG_NLS_DEFAULT="utf8" +CONFIG_NLS_CODEPAGE_437=y +CONFIG_NLS_ASCII=y +CONFIG_NLS_UTF8=y diff --git a/arch/sh/configs/kfr2r09-romimage_defconfig b/arch/sh/configs/kfr2r09-romimage_defconfig index 029a506ca325..88fbb65cb9f9 100644 --- a/arch/sh/configs/kfr2r09-romimage_defconfig +++ b/arch/sh/configs/kfr2r09-romimage_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y @@ -7,7 +6,6 @@ CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y # CONFIG_KALLSYMS is not set -CONFIG_SLAB=y # CONFIG_BLOCK is not set CONFIG_CPU_SUBTYPE_SH7724=y CONFIG_MEMORY_SIZE=0x08000000 @@ -26,12 +24,9 @@ CONFIG_INET=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set # CONFIG_WIRELESS is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -# CONFIG_MISC_DEVICES is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set @@ -44,7 +39,6 @@ CONFIG_I2C=y CONFIG_I2C_SH_MOBILE=y CONFIG_GPIO_SYSFS=y # CONFIG_HWMON is not set -# CONFIG_HID_SUPPORT is not set CONFIG_USB_GADGET=y CONFIG_USB_CDC_COMPOSITE=y # CONFIG_DNOTIFY is not set @@ -55,5 +49,3 @@ CONFIG_TMPFS=y # CONFIG_NETWORK_FILESYSTEMS is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRC32 is not set diff --git a/arch/sh/configs/kfr2r09_defconfig b/arch/sh/configs/kfr2r09_defconfig index fac13ded07b2..d80e83e7ec38 100644 --- a/arch/sh/configs/kfr2r09_defconfig +++ b/arch/sh/configs/kfr2r09_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y @@ -7,12 +6,9 @@ CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y # CONFIG_KALLSYMS is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7724=y CONFIG_MEMORY_SIZE=0x08000000 CONFIG_FLATMEM_MANUAL=y @@ -33,15 +29,11 @@ CONFIG_INET=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set # CONFIG_WIRELESS is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_INTELEXT=y @@ -49,7 +41,6 @@ CONFIG_MTD_PHYSMAP=y CONFIG_MTD_ONENAND=y CONFIG_MTD_ONENAND_GENERIC=y CONFIG_MTD_UBI=y -# CONFIG_MISC_DEVICES is not set # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=y # CONFIG_KEYBOARD_ATKBD is not set @@ -77,7 +68,6 @@ CONFIG_LOGO=y # CONFIG_LOGO_LINUX_CLUT224 is not set # CONFIG_LOGO_SUPERH_MONO is not set # CONFIG_LOGO_SUPERH_CLUT224 is not set -# CONFIG_HID_SUPPORT is not set CONFIG_USB_GADGET=y CONFIG_USB_CDC_COMPOSITE=m CONFIG_MMC=y @@ -91,4 +81,3 @@ CONFIG_TMPFS=y # CONFIG_NETWORK_FILESYSTEMS is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set diff --git a/arch/sh/configs/landisk_defconfig b/arch/sh/configs/landisk_defconfig index 3670e937f2b7..4c39a23e6e0d 100644 --- a/arch/sh/configs/landisk_defconfig +++ b/arch/sh/configs/landisk_defconfig @@ -1,9 +1,6 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_SYSCTL_SYSCALL is not set CONFIG_KALLSYMS_EXTRA_PASS=y -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y @@ -18,27 +15,24 @@ CONFIG_KEXEC=y CONFIG_PCI=y CONFIG_PCCARD=y CONFIG_YENTA=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_NETFILTER=y -CONFIG_IP_NF_QUEUE=m CONFIG_ATALK=m -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=y -CONFIG_IDE=y -CONFIG_BLK_DEV_IDECD=y -CONFIG_BLK_DEV_OFFBOARD=y -CONFIG_BLK_DEV_GENERIC=y -CONFIG_BLK_DEV_AEC62XX=y +CONFIG_ATA=y +CONFIG_ATA_GENERIC=y +CONFIG_PATA_ATP867X=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y +CONFIG_BLK_DEV_SR=y CONFIG_SCSI_MULTI_LUN=y CONFIG_MD=y CONFIG_BLK_DEV_MD=m @@ -80,7 +74,6 @@ CONFIG_HID_SAMSUNG=m CONFIG_HID_SONY=m CONFIG_HID_SUNPLUS=m CONFIG_USB=y -CONFIG_USB_DEVICEFS=y CONFIG_USB_MON=y CONFIG_USB_EHCI_HCD=y # CONFIG_USB_EHCI_TT_NEWSCHED is not set @@ -99,11 +92,8 @@ CONFIG_USB_SERIAL_PL2303=m CONFIG_USB_EMI62=m CONFIG_USB_EMI26=m CONFIG_USB_SISUSBVGA=m -CONFIG_USB_SISUSBVGA_CON=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_REISERFS_FS=y +CONFIG_EXT4_FS=y CONFIG_ISO9660_FS=m CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y @@ -115,11 +105,7 @@ CONFIG_UFS_FS=m CONFIG_NFS_FS=m CONFIG_NFS_V3=y CONFIG_NFSD=m -CONFIG_NFSD_V3=y CONFIG_SMB_FS=m CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_SH_STANDARD_BIOS=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/lboxre2_defconfig b/arch/sh/configs/lboxre2_defconfig index e3c0894b1bb4..9f53b514a8e7 100644 --- a/arch/sh/configs/lboxre2_defconfig +++ b/arch/sh/configs/lboxre2_defconfig @@ -1,9 +1,6 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_SYSCTL_SYSCALL is not set CONFIG_KALLSYMS_EXTRA_PASS=y -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y @@ -28,10 +25,8 @@ CONFIG_UNIX=y CONFIG_INET=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_NETFILTER=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_SD=y @@ -54,14 +49,10 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y CONFIG_HW_RANDOM=y CONFIG_RTC_CLASS=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y CONFIG_TMPFS=y CONFIG_ROMFS_FS=y CONFIG_NLS_CODEPAGE_437=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_SH_STANDARD_BIOS=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/magicpanelr2_defconfig b/arch/sh/configs/magicpanelr2_defconfig index 9479872b1ae6..a29fb912a242 100644 --- a/arch/sh/configs/magicpanelr2_defconfig +++ b/arch/sh/configs/magicpanelr2_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -9,14 +8,11 @@ CONFIG_RELAY=y CONFIG_BLK_DEV_INITRD=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_KALLSYMS_ALL=y -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7720=y CONFIG_MEMORY_START=0x0C000000 CONFIG_MEMORY_SIZE=0x03F00000 @@ -26,6 +22,7 @@ CONFIG_SH_PCLK_FREQ=24000000 CONFIG_SH_DMA=y CONFIG_SH_DMA_API=y CONFIG_HEARTBEAT=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -35,16 +32,12 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_REDBOOT_PARTS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -55,8 +48,6 @@ CONFIG_NETDEVICES=y CONFIG_SMSC_PHY=y CONFIG_NET_ETHERNET=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set CONFIG_INPUT_EVDEV=y # CONFIG_MOUSE_PS2 is not set CONFIG_SERIAL_8250=y @@ -68,15 +59,13 @@ CONFIG_SERIAL_SH_SCI=y CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HW_RANDOM is not set # CONFIG_HWMON is not set -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_RTC_CLASS=y # CONFIG_RTC_HCTOSYS is not set CONFIG_RTC_DRV_SH=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -# CONFIG_EXT3_FS_XATTR is not set +CONFIG_EXT4_FS=y +# CONFIG_EXT4_FS_XATTR is not set # CONFIG_DNOTIFY is not set CONFIG_PROC_KCORE=y CONFIG_TMPFS=y @@ -94,9 +83,5 @@ CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_KERNEL=y # CONFIG_SCHED_DEBUG is not set CONFIG_DEBUG_KOBJECT=y -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y -CONFIG_CRC_CCITT=m -CONFIG_CRC16=m diff --git a/arch/sh/configs/microdev_defconfig b/arch/sh/configs/microdev_defconfig deleted file mode 100644 index f1d2e1b5ee41..000000000000 --- a/arch/sh/configs/microdev_defconfig +++ /dev/null @@ -1,50 +0,0 @@ -CONFIG_EXPERIMENTAL=y -CONFIG_BSD_PROCESS_ACCT=y -CONFIG_LOG_BUF_SHIFT=14 -CONFIG_BLK_DEV_INITRD=y -# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y -# CONFIG_BLK_DEV_BSG is not set -CONFIG_CPU_SUBTYPE_SH4_202=y -CONFIG_FLATMEM_MANUAL=y -CONFIG_SH_SH4202_MICRODEV=y -CONFIG_SH_DMA=y -CONFIG_SH_DMA_API=y -CONFIG_HEARTBEAT=y -CONFIG_PREEMPT=y -CONFIG_CMDLINE_OVERWRITE=y -CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/hda1" -CONFIG_SUPERHYWAY=y -CONFIG_NET=y -CONFIG_INET=y -CONFIG_IP_PNP=y -# CONFIG_INET_LRO is not set -# CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -# CONFIG_FW_LOADER is not set -CONFIG_BLK_DEV_RAM=y -CONFIG_IDE=y -CONFIG_BLK_DEV_IDECD=y -CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y -CONFIG_SMC91X=y -# CONFIG_INPUT is not set -# CONFIG_SERIO is not set -# CONFIG_VT is not set -CONFIG_SERIAL_SH_SCI=y -CONFIG_SERIAL_SH_SCI_CONSOLE=y -CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_VFAT_FS=y -CONFIG_PROC_KCORE=y -CONFIG_TMPFS=y -CONFIG_HUGETLBFS=y -CONFIG_NFS_FS=y -CONFIG_NFS_V3=y -CONFIG_NFS_V4=y -CONFIG_ROOT_NFS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_CRYPTO_ECB=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/migor_defconfig b/arch/sh/configs/migor_defconfig index cc61eda44922..7cdaa909ffd6 100644 --- a/arch/sh/configs/migor_defconfig +++ b/arch/sh/configs/migor_defconfig @@ -1,14 +1,10 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7722=y @@ -26,20 +22,15 @@ CONFIG_UNIX=y CONFIG_INET=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_FW_LOADER=m CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_PHYSMAP=y -CONFIG_MTD_NAND=y +CONFIG_MTD_RAW_NAND=y CONFIG_MTD_NAND_PLATFORM=y CONFIG_BLK_DEV_RAM=y CONFIG_SCSI=y @@ -47,8 +38,6 @@ CONFIG_BLK_DEV_SD=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=y # CONFIG_KEYBOARD_ATKBD is not set @@ -70,9 +59,6 @@ CONFIG_VIDEO_DEV=y # CONFIG_VIDEO_ALLOW_V4L1 is not set # CONFIG_MEDIA_TUNER_CUSTOMISE is not set CONFIG_VIDEO_HELPER_CHIPS_AUTO=y -CONFIG_SOC_CAMERA=y -CONFIG_SOC_CAMERA_TW9910=y -CONFIG_SOC_CAMERA_OV772X=y CONFIG_VIDEO_SH_MOBILE_CEU=y # CONFIG_RADIO_ADAPTERS is not set CONFIG_FB=y @@ -101,8 +87,4 @@ CONFIG_TMPFS=y CONFIG_NFS_FS=y CONFIG_ROOT_NFS=y CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_CRYPTO_MANAGER=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/polaris_defconfig b/arch/sh/configs/polaris_defconfig index f3d5d9f76310..4f0396c2ac79 100644 --- a/arch/sh/configs/polaris_defconfig +++ b/arch/sh/configs/polaris_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set # CONFIG_SWAP is not set CONFIG_SYSVIPC=y @@ -8,12 +7,10 @@ CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_AUDIT=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set CONFIG_CPU_SUBTYPE_SH7709=y CONFIG_MEMORY_START=0x0C000000 CONFIG_FLATMEM_MANUAL=y @@ -37,14 +34,9 @@ CONFIG_IP_MULTICAST=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" -# CONFIG_FIRMWARE_IN_KERNEL is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_ADV_OPTIONS=y @@ -57,8 +49,6 @@ CONFIG_NETDEVICES=y CONFIG_SMSC_PHY=y CONFIG_NET_ETHERNET=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set @@ -71,7 +61,6 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set # CONFIG_HWMON is not set -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_SH=y @@ -89,7 +78,5 @@ CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_RT_MUTEXES=y CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_DEBUG_SPINLOCK_SLEEP=y -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_DEBUG_SG=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y diff --git a/arch/sh/configs/r7780mp_defconfig b/arch/sh/configs/r7780mp_defconfig index 920b8471ceb7..af954f75444b 100644 --- a/arch/sh/configs/r7780mp_defconfig +++ b/arch/sh/configs/r7780mp_defconfig @@ -1,20 +1,14 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_FUTEX is not set # CONFIG_EPOLL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=m CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7780=y CONFIG_MEMORY_SIZE=0x08000000 CONFIG_FLATMEM_MANUAL=y @@ -35,13 +29,10 @@ CONFIG_INET=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_BRIDGE=m -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_FW_LOADER=m CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_COMPLEX_MAPPINGS=y @@ -83,8 +74,7 @@ CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_RS5C372=y CONFIG_RTC_DRV_SH=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_FUSE_FS=m CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y @@ -109,10 +99,7 @@ CONFIG_DEBUG_FS=y CONFIG_DEBUG_KERNEL=y CONFIG_DETECT_HUNG_TASK=y # CONFIG_DEBUG_PREEMPT is not set -CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_CRYPTO_ECB=m CONFIG_CRYPTO_PCBC=m CONFIG_CRYPTO_HMAC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/r7785rp_defconfig b/arch/sh/configs/r7785rp_defconfig index c77da6be06b8..a66dd6d74cf1 100644 --- a/arch/sh/configs/r7785rp_defconfig +++ b/arch/sh/configs/r7785rp_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y @@ -8,16 +7,11 @@ CONFIG_RCU_TRACE=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_KPROBES=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7785=y CONFIG_MEMORY_SIZE=0x08000000 CONFIG_HUGETLB_PAGE_SIZE_1MB=y @@ -42,10 +36,8 @@ CONFIG_INET=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_BRIDGE=m -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_FW_LOADER=m CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_SD=y @@ -77,8 +69,7 @@ CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_RS5C372=y CONFIG_RTC_DRV_SH=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_FUSE_FS=m CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y @@ -103,13 +94,10 @@ CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_PREEMPT is not set CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_DEBUG_LOCKING_API_SELFTESTS=y -CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_SH_STANDARD_BIOS=y CONFIG_DEBUG_STACK_USAGE=y CONFIG_4KSTACKS=y CONFIG_CRYPTO_ECB=m CONFIG_CRYPTO_PCBC=m CONFIG_CRYPTO_HMAC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/rsk7201_defconfig b/arch/sh/configs/rsk7201_defconfig index 5df916d931c5..376e95fa77bc 100644 --- a/arch/sh/configs/rsk7201_defconfig +++ b/arch/sh/configs/rsk7201_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y @@ -11,13 +10,11 @@ CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_BLK_DEV_INITRD=y # CONFIG_AIO is not set -CONFIG_SLOB=y +CONFIG_SLUB=y +CONFIG_SLUB_TINY=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7201=y CONFIG_MEMORY_SIZE=0x01000000 CONFIG_FLATMEM_MANUAL=y @@ -29,18 +26,13 @@ CONFIG_CMDLINE_OVERWRITE=y CONFIG_CMDLINE="console=ttySC0,115200 earlyprintk=serial ignore_loglevel" CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_BINFMT_SHARED_FLAT=y CONFIG_PM=y CONFIG_CPU_IDLE=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_REDBOOT_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -58,8 +50,6 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HW_RANDOM is not set # CONFIG_HWMON is not set CONFIG_THERMAL=y -CONFIG_VIDEO_OUTPUT_CONTROL=y -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_SH=y @@ -71,5 +61,3 @@ CONFIG_ROMFS_FS=y # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y diff --git a/arch/sh/configs/rsk7203_defconfig b/arch/sh/configs/rsk7203_defconfig index 4e5229b0c5bb..1d5fd67a3949 100644 --- a/arch/sh/configs/rsk7203_defconfig +++ b/arch/sh/configs/rsk7203_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -12,13 +11,11 @@ CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_BLK_DEV_INITRD=y CONFIG_KALLSYMS_ALL=y -CONFIG_SLOB=y +CONFIG_SLUB=y +CONFIG_SLUB_TINY=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7203=y CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x01000000 @@ -34,7 +31,6 @@ CONFIG_CMDLINE_OVERWRITE=y CONFIG_CMDLINE="console=ttySC0,115200 earlyprintk=serial ignore_loglevel" CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_BINFMT_SHARED_FLAT=y CONFIG_PM=y CONFIG_CPU_IDLE=y CONFIG_NET=y @@ -44,18 +40,13 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_REDBOOT_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -64,8 +55,6 @@ CONFIG_NETDEVICES=y CONFIG_SMSC_PHY=y CONFIG_NET_ETHERNET=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set @@ -81,7 +70,6 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HWMON is not set CONFIG_THERMAL=y CONFIG_REGULATOR=y -CONFIG_VIDEO_OUTPUT_CONTROL=y CONFIG_HID_A4TECH=y CONFIG_HID_APPLE=y CONFIG_HID_BELKIN=y @@ -100,7 +88,6 @@ CONFIG_HID_SONY=y CONFIG_HID_SUNPLUS=y CONFIG_USB=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y -CONFIG_USB_DEVICEFS=y CONFIG_USB_MON=y CONFIG_USB_R8A66597_HCD=y CONFIG_NEW_LEDS=y @@ -126,12 +113,9 @@ CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_OBJECTS=y CONFIG_DEBUG_MUTEXES=y CONFIG_DEBUG_SPINLOCK_SLEEP=y -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_DEBUG_VM=y -CONFIG_DEBUG_WRITECOUNT=y CONFIG_DEBUG_LIST=y CONFIG_DEBUG_SG=y CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_DEBUG_STACK_USAGE=y diff --git a/arch/sh/configs/rsk7264_defconfig b/arch/sh/configs/rsk7264_defconfig index 1600426224c2..28a81efefb02 100644 --- a/arch/sh/configs/rsk7264_defconfig +++ b/arch/sh/configs/rsk7264_defconfig @@ -8,24 +8,20 @@ CONFIG_NAMESPACES=y CONFIG_SYSFS_DEPRECATED=y CONFIG_SYSFS_DEPRECATED_V2=y CONFIG_CC_OPTIMIZE_FOR_SIZE=y -CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS_ALL=y -CONFIG_EMBEDDED=y +CONFIG_EXPERT=y CONFIG_PERF_COUNTERS=y # CONFIG_VM_EVENT_COUNTERS is not set -CONFIG_SLAB=y CONFIG_MMAP_ALLOW_UNINITIALIZED=y CONFIG_PROFILING=y -# CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7264=y CONFIG_MEMORY_START=0x0c000000 CONFIG_FLATMEM_MANUAL=y CONFIG_CPU_BIG_ENDIAN=y CONFIG_SH_RSK=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y # CONFIG_SH_TIMER_MTU2 is not set CONFIG_BINFMT_FLAT=y CONFIG_NET=y @@ -35,10 +31,8 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_PREVENT_FIRMWARE_BUILD is not set # CONFIG_FW_LOADER is not set CONFIG_BLK_DEV_LOOP=y @@ -60,16 +54,12 @@ CONFIG_SERIAL_SH_SCI_NR_UARTS=8 CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HWMON is not set CONFIG_USB=y -CONFIG_USB_DEBUG=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y -# CONFIG_USB_DEVICE_CLASS is not set CONFIG_USB_R8A66597_HCD=y CONFIG_USB_STORAGE=y CONFIG_USB_STORAGE_DEBUG=y -CONFIG_USB_LIBUSUAL=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_VFAT_FS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y diff --git a/arch/sh/configs/rsk7269_defconfig b/arch/sh/configs/rsk7269_defconfig index 9f062b5837d7..f8bfa46643ff 100644 --- a/arch/sh/configs/rsk7269_defconfig +++ b/arch/sh/configs/rsk7269_defconfig @@ -1,12 +1,8 @@ CONFIG_LOG_BUF_SHIFT=14 CONFIG_CC_OPTIMIZE_FOR_SIZE=y -CONFIG_EMBEDDED=y +CONFIG_EXPERT=y # CONFIG_VM_EVENT_COUNTERS is not set -CONFIG_SLAB=y -# CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_SWAP_IO_SPACE=y CONFIG_CPU_SUBTYPE_SH7269=y CONFIG_MEMORY_START=0x0c000000 @@ -14,6 +10,7 @@ CONFIG_MEMORY_SIZE=0x02000000 CONFIG_FLATMEM_MANUAL=y CONFIG_CPU_BIG_ENDIAN=y CONFIG_SH_RSK=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y # CONFIG_SH_TIMER_MTU2 is not set CONFIG_SH_PCLK_FREQ=66700000 CONFIG_BINFMT_FLAT=y @@ -24,10 +21,8 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y @@ -43,16 +38,12 @@ CONFIG_SERIAL_SH_SCI_NR_UARTS=8 CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HWMON is not set CONFIG_USB=y -CONFIG_USB_DEBUG=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y -# CONFIG_USB_DEVICE_CLASS is not set CONFIG_USB_R8A66597_HCD=y CONFIG_USB_STORAGE=y CONFIG_USB_STORAGE_DEBUG=y -CONFIG_USB_LIBUSUAL=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_VFAT_FS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y @@ -61,5 +52,4 @@ CONFIG_PARTITION_ADVANCED=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ISO8859_1=y # CONFIG_ENABLE_MUST_CHECK is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y # CONFIG_FTRACE is not set diff --git a/arch/sh/configs/rts7751r2d1_defconfig b/arch/sh/configs/rts7751r2d1_defconfig index a3d081095ce2..0c54ab2b06e6 100644 --- a/arch/sh/configs/rts7751r2d1_defconfig +++ b/arch/sh/configs/rts7751r2d1_defconfig @@ -1,11 +1,7 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7751R=y @@ -22,9 +18,7 @@ CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_FW_LOADER=m CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_SD=y @@ -48,7 +42,6 @@ CONFIG_HW_RANDOM=y CONFIG_SPI=y CONFIG_SPI_SH_SCI=y CONFIG_MFD_SM501=y -CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y CONFIG_FB_SH_MOBILE_LCDC=m CONFIG_FB_SM501=y @@ -83,7 +76,6 @@ CONFIG_USB=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y CONFIG_USB_OHCI_HCD=y CONFIG_USB_STORAGE=y -CONFIG_USB_LIBUSUAL=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_R9701=y CONFIG_EXT2_FS=y @@ -94,6 +86,3 @@ CONFIG_TMPFS=y CONFIG_MINIX_FS=y CONFIG_NLS_CODEPAGE_932=y CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/rts7751r2dplus_defconfig b/arch/sh/configs/rts7751r2dplus_defconfig index b1a04f3c598b..3173b616b2cb 100644 --- a/arch/sh/configs/rts7751r2dplus_defconfig +++ b/arch/sh/configs/rts7751r2dplus_defconfig @@ -1,11 +1,7 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7751R=y @@ -22,15 +18,10 @@ CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_FW_LOADER=m CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_PHYSMAP=y @@ -56,7 +47,6 @@ CONFIG_HW_RANDOM=y CONFIG_SPI=y CONFIG_SPI_SH_SCI=y CONFIG_MFD_SM501=y -CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y CONFIG_FB_SH_MOBILE_LCDC=m CONFIG_FB_SM501=y @@ -91,7 +81,6 @@ CONFIG_USB=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y CONFIG_USB_OHCI_HCD=y CONFIG_USB_STORAGE=y -CONFIG_USB_LIBUSUAL=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_R9701=y CONFIG_EXT2_FS=y @@ -102,6 +91,3 @@ CONFIG_TMPFS=y CONFIG_MINIX_FS=y CONFIG_NLS_CODEPAGE_932=y CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/sdk7780_defconfig b/arch/sh/configs/sdk7780_defconfig index ae1115849dda..57ac7af157b8 100644 --- a/arch/sh/configs/sdk7780_defconfig +++ b/arch/sh/configs/sdk7780_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_LOCALVERSION="_SDK7780" CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -30,6 +29,7 @@ CONFIG_PCI_DEBUG=y CONFIG_PCCARD=y CONFIG_YENTA=y CONFIG_HOTPLUG_PCI=y +CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y @@ -38,32 +38,25 @@ CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y CONFIG_IP_PNP_BOOTP=y # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set CONFIG_IPV6=y # CONFIG_INET6_XFRM_MODE_BEET is not set CONFIG_NET_SCHED=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_PARPORT=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=y -# CONFIG_MISC_DEVICES is not set -CONFIG_IDE=y -CONFIG_BLK_DEV_IDECD=y -CONFIG_BLK_DEV_PLATFORM=y -CONFIG_BLK_DEV_GENERIC=y CONFIG_BLK_DEV_SD=y CONFIG_BLK_DEV_SR=y CONFIG_CHR_DEV_SG=y CONFIG_SCSI_SPI_ATTRS=y CONFIG_SCSI_FC_ATTRS=y CONFIG_ATA=y +CONFIG_ATA_GENERIC=y +CONFIG_PATA_PLATFORM=y CONFIG_MD=y CONFIG_BLK_DEV_DM=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set CONFIG_NETCONSOLE=y CONFIG_INPUT_FF_MEMLESS=m CONFIG_INPUT_EVDEV=y @@ -77,7 +70,6 @@ CONFIG_SSB=y CONFIG_SSB_DRIVER_PCICORE=y CONFIG_FB=y CONFIG_FB_SH_MOBILE_LCDC=m -CONFIG_DISPLAY_SUPPORT=y CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y CONFIG_LOGO=y @@ -100,9 +92,6 @@ CONFIG_HID_SAMSUNG=y CONFIG_HID_SONY=y CONFIG_HID_SUNPLUS=y CONFIG_USB=y -CONFIG_USB_DEBUG=y -CONFIG_USB_DEVICEFS=y -# CONFIG_USB_DEVICE_CLASS is not set CONFIG_USB_MON=y CONFIG_USB_EHCI_HCD=y # CONFIG_USB_EHCI_TT_NEWSCHED is not set @@ -113,10 +102,9 @@ CONFIG_LEDS_CLASS=y CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_EXT3_FS_POSIX_ACL=y -CONFIG_AUTOFS4_FS=y +CONFIG_EXT4_FS=y +CONFIG_EXT4_FS_POSIX_ACL=y +CONFIG_AUTOFS_FS=y CONFIG_ISO9660_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y @@ -131,7 +119,6 @@ CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y CONFIG_NFSD=y -CONFIG_NFSD_V3=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_ASCII=y CONFIG_NLS_ISO8859_1=y @@ -139,16 +126,11 @@ CONFIG_NLS_ISO8859_15=y CONFIG_NLS_UTF8=y # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_MAGIC_SYSRQ=y -CONFIG_UNUSED_SYMBOLS=y CONFIG_DEBUG_KERNEL=y CONFIG_DETECT_HUNG_TASK=y # CONFIG_SCHED_DEBUG is not set CONFIG_TIMER_STATS=y -CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_SH_STANDARD_BIOS=y CONFIG_CRYPTO_MD5=y CONFIG_CRYPTO_DES=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/sdk7786_defconfig b/arch/sh/configs/sdk7786_defconfig index 76a76a295d74..d6fa3a422e24 100644 --- a/arch/sh/configs/sdk7786_defconfig +++ b/arch/sh/configs/sdk7786_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_KERNEL_LZO=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -6,7 +5,6 @@ CONFIG_BSD_PROCESS_ACCT=y CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_AUDIT=y CONFIG_AUDITSYSCALL=y -CONFIG_TREE_PREEMPT_RCU=y CONFIG_RCU_TRACE=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y @@ -17,9 +15,7 @@ CONFIG_CGROUP_DEVICE=y CONFIG_CPUSETS=y # CONFIG_PROC_PID_CPUSET is not set CONFIG_CGROUP_CPUACCT=y -CONFIG_RESOURCE_COUNTERS=y CONFIG_CGROUP_MEMCG=y -CONFIG_CGROUP_MEMCG_SWAP=y CONFIG_CGROUP_SCHED=y CONFIG_RT_GROUP_SCHED=y CONFIG_BLK_CGROUP=y @@ -35,21 +31,18 @@ CONFIG_RD_BZIP2=y CONFIG_RD_LZMA=y CONFIG_RD_LZO=y # CONFIG_COMPAT_BRK is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=m CONFIG_KPROBES=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y -CONFIG_CFQ_GROUP_IOSCHED=y +CONFIG_IOSCHED_BFQ=y +CONFIG_BFQ_GROUP_IOSCHED=y CONFIG_CPU_SUBTYPE_SH7786=y CONFIG_MEMORY_START=0x40000000 CONFIG_MEMORY_SIZE=0x20000000 CONFIG_PMB=y CONFIG_NUMA=y CONFIG_HUGETLB_PAGE_SIZE_64MB=y -CONFIG_MEMORY_HOTPLUG=y -CONFIG_MEMORY_HOTREMOVE=y CONFIG_KSM=y CONFIG_SH_STORE_QUEUES=y CONFIG_SPECULATIVE_EXECUTION=y @@ -82,7 +75,7 @@ CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y CONFIG_BINFMT_MISC=y CONFIG_PM=y CONFIG_PM_DEBUG=y -CONFIG_PM_RUNTIME=y +CONFIG_PM=y CONFIG_CPU_IDLE=y CONFIG_NET=y CONFIG_PACKET=y @@ -91,13 +84,10 @@ CONFIG_NET_KEY=y CONFIG_INET=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set # CONFIG_WIRELESS is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_BLOCK=y CONFIG_FTL=y @@ -112,7 +102,7 @@ CONFIG_MTD_ROM=m CONFIG_MTD_ABSENT=m CONFIG_MTD_PLATRAM=y CONFIG_MTD_PHRAM=y -CONFIG_MTD_NAND=y +CONFIG_MTD_RAW_NAND=y CONFIG_MTD_NAND_PLATFORM=y CONFIG_MTD_NAND_SH_FLCTL=m CONFIG_MTD_UBI=y @@ -120,10 +110,6 @@ CONFIG_MTD_UBI_GLUEBI=m CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_CRYPTOLOOP=y CONFIG_BLK_DEV_RAM=y -# CONFIG_MISC_DEVICES is not set -CONFIG_IDE=y -CONFIG_BLK_DEV_IDECD=y -CONFIG_BLK_DEV_PLATFORM=y CONFIG_BLK_DEV_SD=y CONFIG_BLK_DEV_SR=y CONFIG_SCSI_MULTI_LUN=y @@ -141,8 +127,6 @@ CONFIG_MDIO_BITBANG=y CONFIG_NET_ETHERNET=y CONFIG_SMC91X=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_WLAN is not set CONFIG_VT_HW_CONSOLE_BINDING=y CONFIG_SERIAL_SH_SCI=y @@ -158,7 +142,6 @@ CONFIG_SPI=y # CONFIG_HWMON is not set CONFIG_WATCHDOG=y CONFIG_SH_WDT=y -CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_USB=y CONFIG_USB_MON=y CONFIG_USB_OHCI_HCD=y @@ -178,15 +161,15 @@ CONFIG_STAGING=y # CONFIG_STAGING_EXCLUDE_BUILD is not set CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_EXT4_FS=y CONFIG_XFS_FS=y CONFIG_BTRFS_FS=y -CONFIG_AUTOFS4_FS=m +CONFIG_AUTOFS_FS=m CONFIG_FUSE_FS=y CONFIG_CUSE=m -CONFIG_FSCACHE=m +CONFIG_NETFS_SUPPORT=m +CONFIG_FSCACHE=y CONFIG_CACHEFILES=m CONFIG_ISO9660_FS=m CONFIG_JOLIET=y @@ -199,7 +182,6 @@ CONFIG_CONFIGFS_FS=y CONFIG_JFFS2_FS=m CONFIG_JFFS2_FS_XATTR=y CONFIG_UBIFS_FS=m -CONFIG_LOGFS=m CONFIG_CRAMFS=m CONFIG_SQUASHFS=m CONFIG_ROMFS_FS=m @@ -217,19 +199,15 @@ CONFIG_NLS_ISO8859_1=y CONFIG_NLS_ISO8859_15=m CONFIG_NLS_UTF8=m CONFIG_PRINTK_TIME=y -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_KERNEL=y CONFIG_DETECT_HUNG_TASK=y CONFIG_TIMER_STATS=y CONFIG_DEBUG_MEMORY_INIT=y -# CONFIG_RCU_CPU_STALL_VERBOSE is not set CONFIG_LATENCYTOP=y -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_FUNCTION_TRACER=y # CONFIG_FUNCTION_GRAPH_TRACER is not set CONFIG_DMA_API_DEBUG=y CONFIG_DEBUG_STACK_USAGE=y CONFIG_DWARF_UNWINDER=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/se7206_defconfig b/arch/sh/configs/se7206_defconfig index 6bc30ab9fd18..d67158f69c52 100644 --- a/arch/sh/configs/se7206_defconfig +++ b/arch/sh/configs/se7206_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y @@ -10,7 +9,6 @@ CONFIG_CGROUPS=y CONFIG_CGROUP_DEBUG=y CONFIG_CGROUP_DEVICE=y CONFIG_CGROUP_CPUACCT=y -CONFIG_RESOURCE_COUNTERS=y CONFIG_CGROUP_MEMCG=y CONFIG_RELAY=y CONFIG_NAMESPACES=y @@ -20,18 +18,15 @@ CONFIG_USER_NS=y CONFIG_PID_NS=y CONFIG_BLK_DEV_INITRD=y # CONFIG_UID16 is not set -# CONFIG_SYSCTL_SYSCALL is not set CONFIG_KALLSYMS_ALL=y # CONFIG_ELF_CORE is not set # CONFIG_COMPAT_BRK is not set -CONFIG_SLOB=y +CONFIG_SLUB=y +CONFIG_SLUB_TINY=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7206=y CONFIG_MEMORY_START=0x0c000000 CONFIG_FLATMEM_MANUAL=y @@ -46,7 +41,6 @@ CONFIG_CMDLINE_OVERWRITE=y CONFIG_CMDLINE="console=ttySC3,115200 ignore_loglevel earlyprintk=serial" CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y -CONFIG_BINFMT_SHARED_FLAT=y CONFIG_BINFMT_MISC=y CONFIG_NET=y CONFIG_PACKET=y @@ -58,17 +52,12 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -79,12 +68,9 @@ CONFIG_EEPROM_93CX6=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT is not set # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set CONFIG_SERIAL_SH_SCI=y CONFIG_SERIAL_SH_SCI_NR_UARTS=4 CONFIG_SERIAL_SH_SCI_CONSOLE=y @@ -110,14 +96,7 @@ CONFIG_DEBUG_SPINLOCK_SLEEP=y CONFIG_DEBUG_VM=y CONFIG_DEBUG_LIST=y CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_DEBUG_STACK_USAGE=y CONFIG_CRYPTO_DEFLATE=y CONFIG_CRYPTO_LZO=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set -CONFIG_CRC_CCITT=y -CONFIG_CRC16=y -CONFIG_CRC_ITU_T=y -CONFIG_CRC7=y -CONFIG_LIBCRC32C=y diff --git a/arch/sh/configs/se7343_defconfig b/arch/sh/configs/se7343_defconfig index be9c474197b3..2d4d1f974f14 100644 --- a/arch/sh/configs/se7343_defconfig +++ b/arch/sh/configs/se7343_defconfig @@ -1,18 +1,14 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_SWAP is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_FUTEX is not set # CONFIG_EPOLL is not set # CONFIG_SHMEM is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7343=y CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x01000000 @@ -27,26 +23,18 @@ CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y CONFIG_SYN_COOKIES=y -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_RAM=y CONFIG_MTD_PHYSMAP=y -# CONFIG_MISC_DEVICES is not set CONFIG_SCSI=y CONFIG_SCSI_MULTI_LUN=y # CONFIG_SCSI_LOWLEVEL is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set CONFIG_USB_USBNET=y # CONFIG_USB_NET_AX8817X is not set CONFIG_USB_NET_DM9601=y @@ -92,19 +80,14 @@ CONFIG_HID_SAMSUNG=y CONFIG_HID_SONY=y CONFIG_HID_SUNPLUS=y CONFIG_USB=y -CONFIG_USB_DEBUG=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y -CONFIG_USB_DEVICEFS=y CONFIG_USB_ISP116X_HCD=y CONFIG_UIO=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y # CONFIG_DNOTIFY is not set CONFIG_JFFS2_FS=y CONFIG_CRAMFS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_NFSD=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/se7619_defconfig b/arch/sh/configs/se7619_defconfig index 9a9ad9adf959..b5ab945f205e 100644 --- a/arch/sh/configs/se7619_defconfig +++ b/arch/sh/configs/se7619_defconfig @@ -1,33 +1,26 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_LOG_BUF_SHIFT=14 # CONFIG_UID16 is not set -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set # CONFIG_HOTPLUG is not set # CONFIG_ELF_CORE is not set -# CONFIG_BASE_FULL is not set +CONFIG_BASE_SMALL=y # CONFIG_FUTEX is not set # CONFIG_EPOLL is not set # CONFIG_VM_EVENT_COUNTERS is not set -CONFIG_SLAB=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_MEMORY_START=0x0c000000 CONFIG_FLATMEM_MANUAL=y CONFIG_CPU_BIG_ENDIAN=y CONFIG_SH_7619_SOLUTION_ENGINE=y CONFIG_HZ_100=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_REDBOOT_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -48,4 +41,3 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_SYSFS is not set CONFIG_ROMFS_FS=y # CONFIG_ENABLE_MUST_CHECK is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set diff --git a/arch/sh/configs/se7705_defconfig b/arch/sh/configs/se7705_defconfig index 044e0844fda1..ad55a4d9d57d 100644 --- a/arch/sh/configs/se7705_defconfig +++ b/arch/sh/configs/se7705_defconfig @@ -1,16 +1,11 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_SWAP is not set CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set # CONFIG_HOTPLUG is not set -CONFIG_SLAB=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7705=y CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x02000000 @@ -18,6 +13,7 @@ CONFIG_FLATMEM_MANUAL=y # CONFIG_SH_ADC is not set CONFIG_SH_SOLUTION_ENGINE=y CONFIG_HEARTBEAT=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_PREEMPT=y CONFIG_NET=y CONFIG_PACKET=y @@ -27,11 +23,8 @@ CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y CONFIG_IP_PNP_RARP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -58,5 +51,3 @@ CONFIG_PROC_KCORE=y CONFIG_JFFS2_FS=y CONFIG_NFS_FS=y CONFIG_ROOT_NFS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/se7712_defconfig b/arch/sh/configs/se7712_defconfig index 1248635e4f88..dee1d88f6a7d 100644 --- a/arch/sh/configs/se7712_defconfig +++ b/arch/sh/configs/se7712_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set # CONFIG_SWAP is not set CONFIG_SYSVIPC=y @@ -8,13 +7,10 @@ CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_KALLSYMS_ALL=y # CONFIG_BUG is not set -# CONFIG_BASE_FULL is not set +CONFIG_BASE_SMALL=y # CONFIG_SHMEM is not set -CONFIG_SLAB=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7712=y CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x02000000 @@ -47,7 +43,6 @@ CONFIG_SYN_COOKIES=y CONFIG_INET_AH=y CONFIG_INET_ESP=y CONFIG_INET_IPCOMP=y -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set CONFIG_NET_SCHED=y @@ -62,15 +57,9 @@ CONFIG_NET_SCH_TBF=y CONFIG_NET_SCH_GRED=y CONFIG_NET_SCH_DSMARK=y CONFIG_NET_SCH_NETEM=y -CONFIG_NET_CLS_TCINDEX=y CONFIG_NET_CLS_ROUTE4=y CONFIG_NET_CLS_FW=y -CONFIG_NET_CLS_IND=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -94,19 +83,14 @@ CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y # CONFIG_DNOTIFY is not set CONFIG_JFFS2_FS=y CONFIG_CRAMFS=y CONFIG_NFS_FS=y CONFIG_ROOT_NFS=y CONFIG_DEBUG_KERNEL=y -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_CRYPTO_ECB=m CONFIG_CRYPTO_PCBC=m -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_CCITT=y diff --git a/arch/sh/configs/se7721_defconfig b/arch/sh/configs/se7721_defconfig index c3ba6e8a9818..a4551cadaf0b 100644 --- a/arch/sh/configs/se7721_defconfig +++ b/arch/sh/configs/se7721_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set # CONFIG_SWAP is not set CONFIG_SYSVIPC=y @@ -8,13 +7,10 @@ CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_KALLSYMS_ALL=y # CONFIG_BUG is not set -# CONFIG_BASE_FULL is not set +CONFIG_BASE_SMALL=y # CONFIG_SHMEM is not set -CONFIG_SLAB=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7721=y CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x02000000 @@ -46,7 +42,6 @@ CONFIG_SYN_COOKIES=y CONFIG_INET_AH=y CONFIG_INET_ESP=y CONFIG_INET_IPCOMP=y -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set CONFIG_NET_SCHED=y @@ -61,15 +56,9 @@ CONFIG_NET_SCH_TBF=y CONFIG_NET_SCH_GRED=y CONFIG_NET_SCH_DSMARK=y CONFIG_NET_SCH_NETEM=y -CONFIG_NET_CLS_TCINDEX=y CONFIG_NET_CLS_ROUTE4=y CONFIG_NET_CLS_FW=y -CONFIG_NET_CLS_IND=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -118,8 +107,7 @@ CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y # CONFIG_DNOTIFY is not set CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y @@ -130,8 +118,5 @@ CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ISO8859_1=y CONFIG_DEBUG_KERNEL=y -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_CCITT=y diff --git a/arch/sh/configs/se7722_defconfig b/arch/sh/configs/se7722_defconfig index ae998c7e2ee0..85b8eb013b79 100644 --- a/arch/sh/configs/se7722_defconfig +++ b/arch/sh/configs/se7722_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_IKCONFIG=y @@ -9,8 +8,6 @@ CONFIG_PROFILING=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7722=y CONFIG_MEMORY_START=0x0c000000 CONFIG_NUMA=y @@ -20,15 +17,14 @@ CONFIG_SH_7722_SOLUTION_ENGINE=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y CONFIG_HEARTBEAT=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_KEXEC=y CONFIG_PREEMPT=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_SD=y @@ -48,8 +44,7 @@ CONFIG_HW_RANDOM=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_SH=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_HUGETLBFS=y @@ -57,6 +52,4 @@ CONFIG_PRINTK_TIME=y # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_SH_STANDARD_BIOS=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/se7724_defconfig b/arch/sh/configs/se7724_defconfig index 1faa788aecae..9e3a54936f76 100644 --- a/arch/sh/configs/se7724_defconfig +++ b/arch/sh/configs/se7724_defconfig @@ -1,10 +1,8 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_KALLSYMS is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set @@ -30,19 +28,14 @@ CONFIG_IP_PNP_DHCP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_PHYSMAP=y -CONFIG_MTD_NAND=y +CONFIG_MTD_RAW_NAND=y CONFIG_MTD_UBI=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=4 @@ -53,8 +46,6 @@ CONFIG_SMSC_PHY=y CONFIG_NET_ETHERNET=y CONFIG_SH_ETH=y CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=y # CONFIG_KEYBOARD_ATKBD is not set @@ -78,8 +69,6 @@ CONFIG_VIDEO_DEV=y CONFIG_DVB_CORE=m # CONFIG_MEDIA_TUNER_CUSTOMISE is not set CONFIG_VIDEO_HELPER_CHIPS_AUTO=y -CONFIG_SOC_CAMERA=y -CONFIG_SOC_CAMERA_OV772X=y CONFIG_VIDEO_SH_MOBILE_CEU=y # CONFIG_RADIO_ADAPTERS is not set # CONFIG_DVB_FE_CUSTOMISE is not set @@ -121,10 +110,9 @@ CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_EXT3_FS_POSIX_ACL=y -CONFIG_EXT3_FS_SECURITY=y +CONFIG_EXT4_FS=y +CONFIG_EXT4_FS_POSIX_ACL=y +CONFIG_EXT4_FS_SECURITY=y CONFIG_VFAT_FS=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y @@ -132,14 +120,9 @@ CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y CONFIG_NFSD=y -CONFIG_NFSD_V3=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ISO8859_1=y # CONFIG_ENABLE_MUST_CHECK is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_CRYPTO=y CONFIG_CRYPTO_CBC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/se7750_defconfig b/arch/sh/configs/se7750_defconfig index 912c98590e22..83ae513e5462 100644 --- a/arch/sh/configs/se7750_defconfig +++ b/arch/sh/configs/se7750_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_SWAP is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y @@ -6,9 +5,7 @@ CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_HOTPLUG is not set -CONFIG_SLAB=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7750=y @@ -18,6 +15,7 @@ CONFIG_FLATMEM_MANUAL=y CONFIG_SH_SOLUTION_ENGINE=y CONFIG_SH_PCLK_FREQ=33333333 CONFIG_HEARTBEAT=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -25,16 +23,12 @@ CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_PNP=y CONFIG_IP_PNP_BOOTP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_ROM=y -CONFIG_IDE=y CONFIG_SCSI=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y @@ -58,5 +52,3 @@ CONFIG_ROOT_NFS=y CONFIG_PARTITION_ADVANCED=y # CONFIG_MSDOS_PARTITION is not set # CONFIG_ENABLE_MUST_CHECK is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/se7751_defconfig b/arch/sh/configs/se7751_defconfig index 75c92fc1876b..8f5ddab3c106 100644 --- a/arch/sh/configs/se7751_defconfig +++ b/arch/sh/configs/se7751_defconfig @@ -1,12 +1,9 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_HOTPLUG is not set -CONFIG_SLAB=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7751=y @@ -25,13 +22,9 @@ CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y CONFIG_IP_PNP_RARP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_NETFILTER=y -CONFIG_NETFILTER_DEBUG=y -CONFIG_IP_NF_QUEUE=y CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -49,5 +42,3 @@ CONFIG_EXT2_FS=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_JFFS2_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/se7780_defconfig b/arch/sh/configs/se7780_defconfig index c8c5e7f7a68d..12463b766120 100644 --- a/arch/sh/configs/se7780_defconfig +++ b/arch/sh/configs/se7780_defconfig @@ -6,10 +6,8 @@ CONFIG_LOG_BUF_SHIFT=14 # CONFIG_KALLSYMS is not set # CONFIG_HOTPLUG is not set # CONFIG_EPOLL is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7780=y CONFIG_MEMORY_SIZE=0x08000000 CONFIG_SH_7780_SOLUTION_ENGINE=y @@ -24,7 +22,6 @@ CONFIG_UNIX=y CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_PNP=y -# CONFIG_INET_LRO is not set CONFIG_IPV6=y # CONFIG_INET6_XFRM_MODE_TRANSPORT is not set # CONFIG_INET6_XFRM_MODE_TUNNEL is not set @@ -32,8 +29,6 @@ CONFIG_IPV6=y # CONFIG_IPV6_SIT is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_ADV_OPTIONS=y @@ -54,8 +49,6 @@ CONFIG_SMSC_PHY=y CONFIG_NET_ETHERNET=y CONFIG_SMC91X=y CONFIG_NET_PCI=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSEDEV_PSAUX is not set # CONFIG_INPUT_KEYBOARD is not set @@ -94,8 +87,6 @@ CONFIG_HID_SAMSUNG=y CONFIG_HID_SONY=y CONFIG_HID_SUNPLUS=y CONFIG_USB=y -CONFIG_USB_DEVICEFS=y -# CONFIG_USB_DEVICE_CLASS is not set CONFIG_USB_MON=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_OHCI_HCD=y @@ -111,5 +102,3 @@ CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/secureedge5410_defconfig b/arch/sh/configs/secureedge5410_defconfig index 7eae4e59d7f0..2f77b60e9540 100644 --- a/arch/sh/configs/secureedge5410_defconfig +++ b/arch/sh/configs/secureedge5410_defconfig @@ -1,10 +1,7 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_SWAP is not set CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_HOTPLUG is not set -CONFIG_SLAB=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7751R=y CONFIG_MEMORY_SIZE=0x01000000 @@ -13,17 +10,15 @@ CONFIG_SH_SECUREEDGE5410=y CONFIG_SH_DMA=y CONFIG_SH_DMA_API=y CONFIG_PCI=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_NET=y CONFIG_INET=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK_RO=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_ADV_OPTIONS=y @@ -34,14 +29,11 @@ CONFIG_MTD_CFI_GEOMETRY=y CONFIG_MTD_CFI_INTELEXT=y CONFIG_MTD_PLATRAM=y CONFIG_BLK_DEV_RAM=y -# CONFIG_MISC_DEVICES is not set CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_NET_PCI=y CONFIG_8139CP=y CONFIG_8139TOO=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set @@ -51,7 +43,6 @@ CONFIG_SERIAL_SH_SCI=y CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_HW_RANDOM is not set # CONFIG_HWMON is not set -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_DS1302=y @@ -60,4 +51,3 @@ CONFIG_EXT2_FS=y CONFIG_TMPFS=y CONFIG_CRAMFS=y CONFIG_ROMFS_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set diff --git a/arch/sh/configs/sh03_defconfig b/arch/sh/configs/sh03_defconfig index 2051821724c6..9036431646f8 100644 --- a/arch/sh/configs/sh03_defconfig +++ b/arch/sh/configs/sh03_defconfig @@ -1,13 +1,9 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=m CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y @@ -22,7 +18,7 @@ CONFIG_PREEMPT=y CONFIG_CMDLINE_OVERWRITE=y CONFIG_CMDLINE="console=ttySC1,115200 mem=64M root=/dev/nfs" CONFIG_PCI=y -CONFIG_HOTPLUG_PCI=m +CONFIG_HOTPLUG_PCI=y CONFIG_BINFMT_MISC=y CONFIG_NET=y CONFIG_PACKET=y @@ -34,22 +30,16 @@ CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y CONFIG_IP_PNP_RARP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set # CONFIG_FW_LOADER is not set CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_NBD=y CONFIG_BLK_DEV_RAM=y -CONFIG_IDE=y -CONFIG_BLK_DEV_IDECD=m -CONFIG_BLK_DEV_IDETAPE=m CONFIG_SCSI=m CONFIG_BLK_DEV_SD=m CONFIG_BLK_DEV_SR=m -CONFIG_BLK_DEV_SR_VENDOR=y CONFIG_CHR_DEV_SG=m CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y @@ -67,11 +57,9 @@ CONFIG_WATCHDOG=y CONFIG_SH_WDT=m CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -CONFIG_EXT3_FS_POSIX_ACL=y +CONFIG_EXT4_FS=y +CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_AUTOFS_FS=y -CONFIG_AUTOFS4_FS=y CONFIG_ISO9660_FS=m CONFIG_JOLIET=y CONFIG_ZISOFS=y @@ -85,7 +73,6 @@ CONFIG_NFS_V3=y CONFIG_NFS_V4=y CONFIG_ROOT_NFS=y CONFIG_NFSD=y -CONFIG_NFSD_V3=y CONFIG_PARTITION_ADVANCED=y CONFIG_NLS_CODEPAGE_437=m CONFIG_NLS_CODEPAGE_737=m @@ -126,11 +113,10 @@ CONFIG_NLS_KOI8_R=m CONFIG_NLS_KOI8_U=m CONFIG_NLS_UTF8=m CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_SH_STANDARD_BIOS=y CONFIG_CRYPTO_ECB=m CONFIG_CRYPTO_HMAC=y CONFIG_CRYPTO_SHA1=y CONFIG_CRYPTO_DEFLATE=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_CCITT=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_GENERIC=y diff --git a/arch/sh/configs/sh2007_defconfig b/arch/sh/configs/sh2007_defconfig index 0d2f41472a19..e32d2ce72699 100644 --- a/arch/sh/configs/sh2007_defconfig +++ b/arch/sh/configs/sh2007_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -9,7 +8,6 @@ CONFIG_IKCONFIG=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_KALLSYMS_ALL=y -CONFIG_SLAB=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7780=y CONFIG_MEMORY_SIZE=0x08000000 @@ -25,6 +23,7 @@ CONFIG_CMDLINE_OVERWRITE=y CONFIG_CMDLINE="console=ttySC1,115200 ip=dhcp root=/dev/nfs rw nfsroot=/nfs/rootfs,rsize=1024,wsize=1024 earlyprintk=sh-sci.1" CONFIG_PCCARD=y CONFIG_BINFMT_MISC=y +CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_XFRM_USER=y @@ -41,18 +40,14 @@ CONFIG_NET_IPIP=y # CONFIG_INET_XFRM_MODE_TRANSPORT is not set # CONFIG_INET_XFRM_MODE_TUNNEL is not set # CONFIG_INET_XFRM_MODE_BEET is not set -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_NETWORK_SECMARK=y CONFIG_NET_PKTGEN=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_CDROM_PKTCDVD=y -# CONFIG_MISC_DEVICES is not set CONFIG_RAID_ATTRS=y CONFIG_SCSI=y -CONFIG_SCSI_TGT=y CONFIG_BLK_DEV_SD=y CONFIG_BLK_DEV_SR=y CONFIG_CHR_DEV_SG=y @@ -72,8 +67,6 @@ CONFIG_TUN=y CONFIG_VETH=y CONFIG_NET_ETHERNET=y CONFIG_SMSC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_WLAN is not set CONFIG_INPUT_FF_MEMLESS=y # CONFIG_INPUT_MOUSEDEV is not set @@ -81,7 +74,6 @@ CONFIG_INPUT_FF_MEMLESS=y # CONFIG_INPUT_MOUSE is not set # CONFIG_SERIO is not set CONFIG_VT_HW_CONSOLE_BINDING=y -# CONFIG_DEVKMEM is not set CONFIG_SERIAL_SH_SCI=y CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_LEGACY_PTYS is not set @@ -90,15 +82,11 @@ CONFIG_WATCHDOG=y CONFIG_SH_WDT=y CONFIG_SSB=y CONFIG_FB=y -CONFIG_BACKLIGHT_LCD_SUPPORT=y # CONFIG_LCD_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y CONFIG_LOGO=y -# CONFIG_HID_SUPPORT is not set CONFIG_USB=y -CONFIG_USB_DEVICEFS=y -# CONFIG_USB_DEVICE_CLASS is not set CONFIG_USB_MON=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y @@ -107,7 +95,7 @@ CONFIG_RTC_CLASS=y CONFIG_RTC_INTF_DEV_UIE_EMUL=y CONFIG_DMADEVICES=y CONFIG_TIMB_DMA=y -CONFIG_EXT3_FS=y +CONFIG_EXT4_FS=y CONFIG_ISO9660_FS=y CONFIG_JOLIET=y CONFIG_ZISOFS=y @@ -165,15 +153,13 @@ CONFIG_NLS_ISO8859_15=y CONFIG_NLS_KOI8_R=y CONFIG_NLS_KOI8_U=y CONFIG_NLS_UTF8=y -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y CONFIG_DEBUG_KERNEL=y # CONFIG_DETECT_SOFTLOCKUP is not set # CONFIG_SCHED_DEBUG is not set -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_SH_STANDARD_BIOS=y CONFIG_CRYPTO_NULL=y CONFIG_CRYPTO_AUTHENC=y @@ -205,8 +191,4 @@ CONFIG_CRYPTO_TEA=y CONFIG_CRYPTO_TWOFISH=y CONFIG_CRYPTO_DEFLATE=y CONFIG_CRYPTO_LZO=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set -CONFIG_CRC_CCITT=y -CONFIG_CRC16=y -CONFIG_LIBCRC32C=y diff --git a/arch/sh/configs/sh7710voipgw_defconfig b/arch/sh/configs/sh7710voipgw_defconfig index f92ad17cd629..c8625ba5be79 100644 --- a/arch/sh/configs/sh7710voipgw_defconfig +++ b/arch/sh/configs/sh7710voipgw_defconfig @@ -1,43 +1,35 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_SWAP is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_FUTEX is not set # CONFIG_EPOLL is not set # CONFIG_SHMEM is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7710=y CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x00800000 CONFIG_FLATMEM_MANUAL=y # CONFIG_SH_ADC is not set CONFIG_SH_PCLK_FREQ=32768000 +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y CONFIG_INET=y CONFIG_SYN_COOKIES=y -# CONFIG_INET_LRO is not set # CONFIG_INET_DIAG is not set # CONFIG_IPV6 is not set CONFIG_NETFILTER=y CONFIG_NET_SCHED=y CONFIG_NET_SCH_CBQ=y CONFIG_NET_CLS_BASIC=y -CONFIG_NET_CLS_TCINDEX=y CONFIG_NET_CLS_ROUTE4=y CONFIG_NET_CLS_U32=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -59,5 +51,3 @@ CONFIG_THERMAL=y # CONFIG_DNOTIFY is not set CONFIG_JFFS2_FS=y CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/sh7724_generic_defconfig b/arch/sh/configs/sh7724_generic_defconfig index f83ac7b0b031..e6298f22623a 100644 --- a/arch/sh/configs/sh7724_generic_defconfig +++ b/arch/sh/configs/sh7724_generic_defconfig @@ -1,11 +1,9 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_CGROUPS=y # CONFIG_UID16 is not set # CONFIG_COMPAT_BRK is not set CONFIG_PROFILING=y -CONFIG_OPROFILE=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7724=y CONFIG_NO_HZ=y @@ -14,15 +12,13 @@ CONFIG_CPU_FREQ=y CONFIG_SH_CPU_FREQ=y CONFIG_KEXEC=y CONFIG_KEXEC_JUMP=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_HIBERNATION=y CONFIG_CPU_IDLE=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_PREVENT_FIRMWARE_BUILD is not set -# CONFIG_MISC_DEVICES is not set # CONFIG_INPUT is not set # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set CONFIG_SERIAL_SH_SCI=y CONFIG_SERIAL_SH_SCI_NR_UARTS=6 CONFIG_SERIAL_SH_SCI_CONSOLE=y @@ -42,7 +38,4 @@ CONFIG_UIO_PDRV_GENIRQ=y # CONFIG_PROC_FS is not set # CONFIG_SYSFS is not set # CONFIG_MISC_FILESYSTEMS is not set -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRC32 is not set diff --git a/arch/sh/configs/sh7757lcr_defconfig b/arch/sh/configs/sh7757lcr_defconfig index cfde98ddb29d..93066ae429ec 100644 --- a/arch/sh/configs/sh7757lcr_defconfig +++ b/arch/sh/configs/sh7757lcr_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_SWAP is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -9,9 +8,7 @@ CONFIG_TASK_XACCT=y CONFIG_TASK_IO_ACCOUNTING=y CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y -# CONFIG_SYSCTL_SYSCALL is not set CONFIG_KALLSYMS_ALL=y -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set @@ -32,15 +29,12 @@ CONFIG_INET=y CONFIG_IP_MULTICAST=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set CONFIG_IPV6=y # CONFIG_WIRELESS is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y -CONFIG_MTD_M25P80=y +CONFIG_MTD_SPI_NOR=y CONFIG_BLK_DEV_RAM=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y @@ -48,7 +42,6 @@ CONFIG_NETDEVICES=y CONFIG_VITESSE_PHY=y CONFIG_NET_ETHERNET=y CONFIG_SH_ETH=y -# CONFIG_NETDEV_10000 is not set # CONFIG_WLAN is not set # CONFIG_KEYBOARD_ATKBD is not set # CONFIG_MOUSE_PS2 is not set @@ -71,7 +64,7 @@ CONFIG_MMC=y CONFIG_MMC_SDHI=y CONFIG_MMC_SH_MMCIF=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y +CONFIG_EXT4_FS=y CONFIG_ISO9660_FS=y CONFIG_VFAT_FS=y CONFIG_PROC_KCORE=y @@ -86,6 +79,5 @@ CONFIG_NLS_ISO8859_1=y CONFIG_DEBUG_KERNEL=y # CONFIG_SCHED_DEBUG is not set # CONFIG_DEBUG_BUGVERBOSE is not set -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y # CONFIG_FTRACE is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/sh7763rdp_defconfig b/arch/sh/configs/sh7763rdp_defconfig index 479536440264..5123eed9bbe0 100644 --- a/arch/sh/configs/sh7763rdp_defconfig +++ b/arch/sh/configs/sh7763rdp_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y @@ -6,10 +5,7 @@ CONFIG_LOG_BUF_SHIFT=14 CONFIG_NAMESPACES=y CONFIG_UTS_NS=y CONFIG_IPC_NS=y -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7763=y @@ -26,11 +22,8 @@ CONFIG_INET=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_BLKDEVS=y CONFIG_MTD_CFI=y @@ -43,14 +36,11 @@ CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_CFI_STAA=y CONFIG_MTD_COMPLEX_MAPPINGS=y CONFIG_MTD_PHYSMAP=y -# CONFIG_MISC_DEVICES is not set CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SH_ETH=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_KEYBOARD is not set # CONFIG_INPUT_MOUSE is not set @@ -65,17 +55,14 @@ CONFIG_FB_FOREIGN_ENDIAN=y CONFIG_FB_SH7760=y CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y -# CONFIG_HID_SUPPORT is not set CONFIG_USB=y CONFIG_USB_MON=y CONFIG_USB_OHCI_HCD=y CONFIG_USB_STORAGE=y CONFIG_MMC=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_AUTOFS_FS=y -CONFIG_AUTOFS4_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y CONFIG_PROC_KCORE=y @@ -121,9 +108,5 @@ CONFIG_NLS_ISO8859_15=y CONFIG_NLS_KOI8_R=y CONFIG_NLS_KOI8_U=y CONFIG_NLS_UTF8=y -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC_T10DIF=y diff --git a/arch/sh/configs/sh7770_generic_defconfig b/arch/sh/configs/sh7770_generic_defconfig index 025bd3ac5ab0..2e2b46980b58 100644 --- a/arch/sh/configs/sh7770_generic_defconfig +++ b/arch/sh/configs/sh7770_generic_defconfig @@ -1,11 +1,9 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_CGROUPS=y # CONFIG_UID16 is not set # CONFIG_COMPAT_BRK is not set CONFIG_PROFILING=y -CONFIG_OPROFILE=y # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7770=y CONFIG_SH_PCLK_FREQ=41666666 @@ -16,15 +14,13 @@ CONFIG_SH_CPU_FREQ=y CONFIG_KEXEC=y CONFIG_KEXEC_JUMP=y CONFIG_PM=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_HIBERNATION=y CONFIG_CPU_IDLE=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_PREVENT_FIRMWARE_BUILD is not set -# CONFIG_MISC_DEVICES is not set # CONFIG_INPUT is not set # CONFIG_SERIO is not set # CONFIG_VT is not set -# CONFIG_DEVKMEM is not set CONFIG_SERIAL_SH_SCI=y CONFIG_SERIAL_SH_SCI_NR_UARTS=6 CONFIG_SERIAL_SH_SCI_CONSOLE=y @@ -44,7 +40,4 @@ CONFIG_UIO_PDRV_GENIRQ=y # CONFIG_PROC_FS is not set # CONFIG_SYSFS is not set # CONFIG_MISC_FILESYSTEMS is not set -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -# CONFIG_CRC32 is not set diff --git a/arch/sh/configs/sh7785lcr_32bit_defconfig b/arch/sh/configs/sh7785lcr_32bit_defconfig index 9bdcf72ec06a..eb63aa61b046 100644 --- a/arch/sh/configs/sh7785lcr_32bit_defconfig +++ b/arch/sh/configs/sh7785lcr_32bit_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y @@ -7,12 +6,10 @@ CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 CONFIG_PERF_EVENTS=y # CONFIG_COMPAT_BRK is not set -CONFIG_SLAB=y CONFIG_PROFILING=y CONFIG_GCOV_KERNEL=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y -# CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set CONFIG_CPU_SUBTYPE_SH7785=y CONFIG_MEMORY_START=0x40000000 @@ -25,7 +22,7 @@ CONFIG_SH_SH7785LCR=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y CONFIG_CPU_FREQ=y -CONFIG_CPU_FREQ_STAT_DETAILS=y +CONFIG_CPU_FREQ_STAT=y CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y CONFIG_SH_CPU_FREQ=y CONFIG_HEARTBEAT=y @@ -35,6 +32,7 @@ CONFIG_PREEMPT=y CONFIG_INTC_USERIMASK=y CONFIG_PCI=y CONFIG_PCI_DEBUG=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_PM=y CONFIG_CPU_IDLE=y CONFIG_NET=y @@ -44,13 +42,8 @@ CONFIG_INET=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -58,7 +51,6 @@ CONFIG_MTD_PHYSMAP=y CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_CRYPTOLOOP=m CONFIG_BLK_DEV_RAM=y -# CONFIG_MISC_DEVICES is not set # CONFIG_SCSI_PROC_FS is not set CONFIG_BLK_DEV_SD=y # CONFIG_SCSI_LOWLEVEL is not set @@ -69,13 +61,11 @@ CONFIG_NET_ETHERNET=y CONFIG_NET_VENDOR_3COM=y CONFIG_VORTEX=y CONFIG_R8169=y -# CONFIG_NETDEV_10000 is not set # CONFIG_WLAN is not set CONFIG_INPUT_FF_MEMLESS=m CONFIG_INPUT_EVDEV=y CONFIG_INPUT_EVBUG=m CONFIG_VT_HW_CONSOLE_BINDING=y -# CONFIG_DEVKMEM is not set CONFIG_SERIAL_SH_SCI=y CONFIG_SERIAL_SH_SCI_NR_UARTS=6 CONFIG_SERIAL_SH_SCI_CONSOLE=y @@ -113,7 +103,6 @@ CONFIG_SND_CMIPCI=y CONFIG_SND_EMU10K1=y # CONFIG_SND_SUPERH is not set CONFIG_USB=y -# CONFIG_USB_DEVICE_CLASS is not set CONFIG_USB_R8A66597_HCD=y CONFIG_USB_STORAGE=y CONFIG_MMC=y @@ -124,8 +113,7 @@ CONFIG_RTC_DRV_RS5C372=y CONFIG_DMADEVICES=y CONFIG_UIO=m CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y CONFIG_NTFS_FS=y @@ -140,7 +128,6 @@ CONFIG_NFS_V3=y CONFIG_NFS_V4=y CONFIG_ROOT_NFS=y CONFIG_NFSD=m -CONFIG_NFSD_V3=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ISO8859_1=y @@ -153,11 +140,8 @@ CONFIG_DEBUG_KMEMLEAK=y CONFIG_DEBUG_SPINLOCK=y CONFIG_DEBUG_MUTEXES=y CONFIG_DEBUG_SPINLOCK_SLEEP=y -CONFIG_DEBUG_INFO=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_LATENCYTOP=y -CONFIG_SYSCTL_SYSCALL_CHECK=y # CONFIG_FTRACE is not set CONFIG_CRYPTO_HMAC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set diff --git a/arch/sh/configs/sh7785lcr_defconfig b/arch/sh/configs/sh7785lcr_defconfig index 51561f5677d8..2fcf50d8c820 100644 --- a/arch/sh/configs/sh7785lcr_defconfig +++ b/arch/sh/configs/sh7785lcr_defconfig @@ -1,10 +1,8 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 -CONFIG_SLAB=y CONFIG_PROFILING=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y @@ -19,6 +17,7 @@ CONFIG_HEARTBEAT=y CONFIG_KEXEC=y CONFIG_PREEMPT=y CONFIG_PCI=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -26,27 +25,20 @@ CONFIG_INET=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_PHYSMAP=y CONFIG_BLK_DEV_RAM=y -# CONFIG_MISC_DEVICES is not set CONFIG_BLK_DEV_SD=y # CONFIG_SCSI_LOWLEVEL is not set CONFIG_ATA=y CONFIG_SATA_SIL=y CONFIG_NETDEVICES=y CONFIG_R8169=y -# CONFIG_NETDEV_10000 is not set CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSEDEV_PSAUX is not set # CONFIG_KEYBOARD_ATKBD is not set @@ -88,7 +80,6 @@ CONFIG_HID_SAMSUNG=y CONFIG_HID_SONY=y CONFIG_HID_SUNPLUS=y CONFIG_USB=y -CONFIG_USB_DEVICEFS=y CONFIG_USB_MON=y CONFIG_USB_EHCI_HCD=m # CONFIG_USB_EHCI_TT_NEWSCHED is not set @@ -99,8 +90,7 @@ CONFIG_USB_TEST=m CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_RS5C372=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_MSDOS_FS=y CONFIG_VFAT_FS=y CONFIG_NTFS_FS=y @@ -117,13 +107,9 @@ CONFIG_NFSD_V4=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ISO8859_1=y -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_KERNEL=y CONFIG_DETECT_HUNG_TASK=y # CONFIG_DEBUG_BUGVERBOSE is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_CRYPTO_HMAC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set diff --git a/arch/sh/configs/shmin_defconfig b/arch/sh/configs/shmin_defconfig index 4802e14a4649..11ac2e66ec7e 100644 --- a/arch/sh/configs/shmin_defconfig +++ b/arch/sh/configs/shmin_defconfig @@ -1,20 +1,17 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_SWAP is not set CONFIG_LOG_BUF_SHIFT=14 # CONFIG_UID16 is not set -# CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set # CONFIG_HOTPLUG is not set # CONFIG_BUG is not set # CONFIG_ELF_CORE is not set -# CONFIG_BASE_FULL is not set +CONFIG_BASE_SMALL=y # CONFIG_FUTEX is not set # CONFIG_EPOLL is not set # CONFIG_SHMEM is not set -CONFIG_SLOB=y +CONFIG_SLUB=y +CONFIG_SLUB_TINY=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7706=y CONFIG_MEMORY_START=0x0c000000 CONFIG_MEMORY_SIZE=0x00800000 @@ -28,10 +25,8 @@ CONFIG_NET=y CONFIG_UNIX=y CONFIG_INET=y CONFIG_IP_PNP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_MTD=y -CONFIG_MTD_PARTITIONS=y CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y @@ -53,6 +48,4 @@ CONFIG_CRAMFS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_SH_STANDARD_BIOS=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/shx3_defconfig b/arch/sh/configs/shx3_defconfig index cd6c519f8fad..0cb69a0b92cb 100644 --- a/arch/sh/configs/shx3_defconfig +++ b/arch/sh/configs/shx3_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y @@ -12,7 +11,6 @@ CONFIG_CGROUPS=y CONFIG_CGROUP_FREEZER=y CONFIG_CGROUP_DEVICE=y CONFIG_CGROUP_CPUACCT=y -CONFIG_RESOURCE_COUNTERS=y CONFIG_CGROUP_MEMCG=y CONFIG_RELAY=y CONFIG_NAMESPACES=y @@ -22,9 +20,9 @@ CONFIG_USER_NS=y CONFIG_PID_NS=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_KALLSYMS_ALL=y -CONFIG_SLOB=y +CONFIG_SLUB=y +CONFIG_SLUB_TINY=y CONFIG_PROFILING=y -CONFIG_OPROFILE=y CONFIG_KPROBES=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y @@ -33,8 +31,6 @@ CONFIG_CPU_SUBTYPE_SHX3=y CONFIG_MEMORY_START=0x0c000000 CONFIG_NUMA=y CONFIG_PAGE_SIZE_64KB=y -CONFIG_MEMORY_HOTPLUG=y -CONFIG_MEMORY_HOTREMOVE=y CONFIG_SH_STORE_QUEUES=y CONFIG_SH_X3PROTO=y CONFIG_NO_HZ=y @@ -57,12 +53,10 @@ CONFIG_NET=y CONFIG_INET=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set CONFIG_CAN=m CONFIG_CAN_RAW=m CONFIG_CAN_BCM=m CONFIG_CAN_VCAN=m -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_SD=y @@ -71,8 +65,6 @@ CONFIG_PATA_PLATFORM=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_SMC91X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set # CONFIG_INPUT is not set # CONFIG_SERIO is not set # CONFIG_VT is not set @@ -83,7 +75,6 @@ CONFIG_I2C=m CONFIG_SPI=y # CONFIG_HWMON is not set CONFIG_WATCHDOG=y -CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_USB=y CONFIG_USB_MON=y CONFIG_USB_R8A66597_HCD=m @@ -93,8 +84,7 @@ CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_SH=y CONFIG_UIO=m CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_HUGETLBFS=y @@ -105,7 +95,5 @@ CONFIG_DEBUG_SHIRQ=y CONFIG_DETECT_HUNG_TASK=y CONFIG_DEBUG_VM=y CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_SH_STANDARD_BIOS=y CONFIG_DEBUG_STACK_USAGE=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/titan_defconfig b/arch/sh/configs/titan_defconfig index e2cbd92d520b..896e980d04e1 100644 --- a/arch/sh/configs/titan_defconfig +++ b/arch/sh/configs/titan_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -7,8 +6,6 @@ CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 CONFIG_BLK_DEV_INITRD=y # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set -# CONFIG_SYSCTL_SYSCALL is not set -CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y @@ -49,7 +46,6 @@ CONFIG_SYN_COOKIES=y CONFIG_INET_AH=y CONFIG_INET_ESP=y CONFIG_INET_IPCOMP=y -# CONFIG_INET_LRO is not set CONFIG_INET_DIAG=m CONFIG_IPV6=y CONFIG_IPV6_PRIVACY=y @@ -65,7 +61,6 @@ CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m CONFIG_NETFILTER_XT_TARGET_MARK=m CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m CONFIG_NETFILTER_XT_MATCH_COMMENT=m -CONFIG_NETFILTER_XT_MATCH_DCCP=m CONFIG_NETFILTER_XT_MATCH_ESP=m CONFIG_NETFILTER_XT_MATCH_LENGTH=m CONFIG_NETFILTER_XT_MATCH_LIMIT=m @@ -79,7 +74,6 @@ CONFIG_NETFILTER_XT_MATCH_REALM=m CONFIG_NETFILTER_XT_MATCH_SCTP=m CONFIG_NETFILTER_XT_MATCH_STRING=m CONFIG_NETFILTER_XT_MATCH_TCPMSS=m -CONFIG_IP_NF_QUEUE=m CONFIG_IP_NF_IPTABLES=m CONFIG_IP_NF_MATCH_ADDRTYPE=m CONFIG_IP_NF_MATCH_AH=m @@ -88,7 +82,6 @@ CONFIG_IP_NF_MATCH_TTL=m CONFIG_IP_NF_FILTER=m CONFIG_IP_NF_TARGET_REJECT=m CONFIG_IP_NF_TARGET_LOG=m -CONFIG_IP_NF_TARGET_ULOG=m CONFIG_IP_NF_MANGLE=m CONFIG_IP_NF_TARGET_ECN=m CONFIG_IP_NF_TARGET_TTL=m @@ -96,7 +89,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_IP6_NF_QUEUE=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -106,7 +98,6 @@ CONFIG_IP6_NF_MATCH_HL=m CONFIG_IP6_NF_MATCH_IPV6HEADER=m CONFIG_IP6_NF_MATCH_RT=m CONFIG_IP6_NF_TARGET_HL=m -CONFIG_IP6_NF_TARGET_LOG=m CONFIG_IP6_NF_FILTER=m CONFIG_IP6_NF_TARGET_REJECT=m CONFIG_IP6_NF_MANGLE=m @@ -127,7 +118,6 @@ CONFIG_NET_SCH_DSMARK=m CONFIG_NET_SCH_NETEM=m CONFIG_NET_SCH_INGRESS=m CONFIG_NET_CLS_BASIC=m -CONFIG_NET_CLS_TCINDEX=m CONFIG_NET_CLS_ROUTE4=m CONFIG_NET_CLS_FW=m CONFIG_NET_CLS_U32=m @@ -146,15 +136,11 @@ CONFIG_NET_ACT_POLICE=m CONFIG_NET_ACT_GACT=m CONFIG_GACT_PROB=y CONFIG_NET_ACT_MIRRED=m -CONFIG_NET_ACT_IPT=m CONFIG_NET_ACT_PEDIT=m -CONFIG_NET_CLS_IND=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_FW_LOADER=m CONFIG_CONNECTOR=m CONFIG_MTD=m CONFIG_MTD_DEBUG=y -CONFIG_MTD_CHAR=m CONFIG_MTD_BLOCK=m CONFIG_FTL=m CONFIG_NFTL=m @@ -162,7 +148,7 @@ CONFIG_INFTL=m CONFIG_RFD_FTL=m CONFIG_MTD_CFI=m CONFIG_MTD_JEDECPROBE=m -CONFIG_MTD_NAND=m +CONFIG_MTD_RAW_NAND=m CONFIG_BLK_DEV_LOOP=m CONFIG_BLK_DEV_CRYPTOLOOP=m CONFIG_BLK_DEV_RAM=y @@ -215,7 +201,6 @@ CONFIG_WATCHDOG=y CONFIG_SH_WDT=m # CONFIG_USB_HID is not set CONFIG_USB=y -CONFIG_USB_DEVICEFS=y CONFIG_USB_MON=y CONFIG_USB_EHCI_HCD=y CONFIG_USB_EHCI_ROOT_HUB_TT=y @@ -230,10 +215,8 @@ CONFIG_USB_SERIAL_PL2303=m CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_SH=m CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set -# CONFIG_EXT3_FS_XATTR is not set -CONFIG_REISERFS_FS=m +CONFIG_EXT4_FS=y +# CONFIG_EXT4_FS_XATTR is not set CONFIG_XFS_FS=m CONFIG_FUSE_FS=m CONFIG_ISO9660_FS=m @@ -250,10 +233,8 @@ CONFIG_NFS_FS=y CONFIG_NFS_V3=y CONFIG_ROOT_NFS=y CONFIG_NFSD=y -CONFIG_NFSD_V3=y CONFIG_SMB_FS=m CONFIG_CIFS=m -CONFIG_CIFS_WEAK_PW_HASH=y CONFIG_PARTITION_ADVANCED=y CONFIG_NLS_CODEPAGE_437=m CONFIG_NLS_ASCII=m @@ -262,7 +243,6 @@ CONFIG_NLS_UTF8=m CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_BUGVERBOSE is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_CRYPTO_NULL=m CONFIG_CRYPTO_ECB=y CONFIG_CRYPTO_MD4=m @@ -281,6 +261,3 @@ CONFIG_CRYPTO_KHAZAD=m CONFIG_CRYPTO_SERPENT=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -# CONFIG_CRYPTO_ANSI_CPRNG is not set -CONFIG_CRC16=m -CONFIG_LIBCRC32C=m diff --git a/arch/sh/configs/ul2_defconfig b/arch/sh/configs/ul2_defconfig index 2d288b887fbd..0d1c858754db 100644 --- a/arch/sh/configs/ul2_defconfig +++ b/arch/sh/configs/ul2_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_IKCONFIG=y @@ -9,8 +8,6 @@ CONFIG_PROFILING=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_CPU_SUBTYPE_SH7366=y CONFIG_MEMORY_SIZE=0x01f00000 CONFIG_NUMA=y @@ -29,17 +26,12 @@ CONFIG_UNIX=y CONFIG_INET=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set CONFIG_CFG80211=y CONFIG_MAC80211=y CONFIG_MAC80211_RC_PID=y # CONFIG_MAC80211_RC_MINSTREL is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y @@ -50,8 +42,6 @@ CONFIG_ATA=y CONFIG_PATA_PLATFORM=y CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set CONFIG_LIBERTAS=m CONFIG_LIBERTAS_SDIO=m CONFIG_LIBERTAS_DEBUG=y @@ -70,15 +60,13 @@ CONFIG_SERIAL_SH_SCI_CONSOLE=y # CONFIG_UNIX98_PTYS is not set # CONFIG_LEGACY_PTYS is not set # CONFIG_HW_RANDOM is not set -# CONFIG_HID_SUPPORT is not set CONFIG_USB=y CONFIG_USB_MON=y CONFIG_USB_R8A66597_HCD=y CONFIG_USB_STORAGE=y CONFIG_MMC=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_VFAT_FS=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y @@ -90,8 +78,5 @@ CONFIG_NFSD=y CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ISO8859_1=y -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_CRYPTO_MICHAEL_MIC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set diff --git a/arch/sh/configs/urquell_defconfig b/arch/sh/configs/urquell_defconfig index d7f89be9f474..f51ff6b1ec38 100644 --- a/arch/sh/configs/urquell_defconfig +++ b/arch/sh/configs/urquell_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y @@ -14,13 +13,10 @@ CONFIG_CGROUP_DEVICE=y CONFIG_CPUSETS=y # CONFIG_PROC_PID_CPUSET is not set CONFIG_CGROUP_CPUACCT=y -CONFIG_RESOURCE_COUNTERS=y CONFIG_CGROUP_MEMCG=y -CONFIG_CGROUP_MEMCG_SWAP=y CONFIG_CGROUP_SCHED=y CONFIG_RT_GROUP_SCHED=y CONFIG_BLK_DEV_INITRD=y -CONFIG_SLAB=y CONFIG_PROFILING=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y @@ -38,6 +34,7 @@ CONFIG_PCIEPORTBUS=y CONFIG_PCIEASPM_DEBUG=y CONFIG_PCI_DEBUG=y CONFIG_BINFMT_MISC=y +CONFIG_CMDLINE_FROM_BOOTLOADER=y CONFIG_PM=y CONFIG_CPU_IDLE=y CONFIG_NET=y @@ -47,20 +44,14 @@ CONFIG_INET=y CONFIG_IP_ADVANCED_ROUTER=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y -# CONFIG_INET_LRO is not set # CONFIG_IPV6 is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_FW_LOADER is not set CONFIG_MTD=y -CONFIG_MTD_CONCAT=y -CONFIG_MTD_PARTITIONS=y -CONFIG_MTD_CHAR=y CONFIG_MTD_BLOCK=y CONFIG_MTD_CFI=y CONFIG_MTD_CFI_AMDSTD=y CONFIG_MTD_PHYSMAP=y CONFIG_BLK_DEV_RAM=y -# CONFIG_MISC_DEVICES is not set CONFIG_BLK_DEV_SD=y # CONFIG_SCSI_LOWLEVEL is not set CONFIG_ATA=y @@ -74,7 +65,6 @@ CONFIG_NET_PCI=y CONFIG_8139CP=y CONFIG_SKY2=y CONFIG_SKY2_DEBUG=y -# CONFIG_NETDEV_10000 is not set CONFIG_INPUT_FF_MEMLESS=m # CONFIG_INPUT_MOUSEDEV_PSAUX is not set # CONFIG_KEYBOARD_ATKBD is not set @@ -117,7 +107,6 @@ CONFIG_HID_SONY=y CONFIG_HID_SUNPLUS=y CONFIG_USB=y CONFIG_USB_ANNOUNCE_NEW_DEVICES=y -CONFIG_USB_DEVICEFS=y CONFIG_USB_MON=y CONFIG_USB_OHCI_HCD=y CONFIG_USB_STORAGE=y @@ -125,8 +114,7 @@ CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_SH=y CONFIG_RTC_DRV_GENERIC=y CONFIG_EXT2_FS=y -CONFIG_EXT3_FS=y -# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT4_FS=y CONFIG_EXT4_FS=y CONFIG_BTRFS_FS=y CONFIG_MSDOS_FS=y @@ -145,17 +133,13 @@ CONFIG_NLS_CODEPAGE_437=y CONFIG_NLS_CODEPAGE_932=y CONFIG_NLS_ISO8859_1=y CONFIG_PRINTK_TIME=y -# CONFIG_ENABLE_WARN_DEPRECATED is not set # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_DEBUG_FS=y CONFIG_DEBUG_KERNEL=y CONFIG_DETECT_HUNG_TASK=y -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_FRAME_POINTER=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y # CONFIG_FTRACE is not set # CONFIG_DUMP_CODE is not set CONFIG_CRYPTO_HMAC=y -# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set diff --git a/arch/sh/drivers/Kconfig b/arch/sh/drivers/Kconfig index 420c6b2f33a5..80a45ad2852f 100644 --- a/arch/sh/drivers/Kconfig +++ b/arch/sh/drivers/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 source "arch/sh/drivers/dma/Kconfig" source "arch/sh/cchips/Kconfig" diff --git a/arch/sh/drivers/Makefile b/arch/sh/drivers/Makefile index e13f06bebd92..8bd10b904bf9 100644 --- a/arch/sh/drivers/Makefile +++ b/arch/sh/drivers/Makefile @@ -1,10 +1,10 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux SuperH-specific device drivers. # -obj-y += dma/ +obj-y += dma/ platform_early.o obj-$(CONFIG_PCI) += pci/ -obj-$(CONFIG_SUPERHYWAY) += superhyway/ obj-$(CONFIG_PUSH_SWITCH) += push-switch.o obj-$(CONFIG_HEARTBEAT) += heartbeat.o diff --git a/arch/sh/drivers/dma/Kconfig b/arch/sh/drivers/dma/Kconfig index cfd5b90a8628..08d937a6d249 100644 --- a/arch/sh/drivers/dma/Kconfig +++ b/arch/sh/drivers/dma/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 menu "DMA support" @@ -12,9 +13,8 @@ config SH_DMA_IRQ_MULTI default y if CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7751 || \ CPU_SUBTYPE_SH7750S || CPU_SUBTYPE_SH7750R || \ CPU_SUBTYPE_SH7751R || CPU_SUBTYPE_SH7091 || \ - CPU_SUBTYPE_SH7763 || CPU_SUBTYPE_SH7764 || \ - CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 || \ - CPU_SUBTYPE_SH7760 + CPU_SUBTYPE_SH7763 || CPU_SUBTYPE_SH7780 || \ + CPU_SUBTYPE_SH7785 || CPU_SUBTYPE_SH7760 config SH_DMA_API depends on SH_DMA @@ -28,17 +28,19 @@ config SH_DMA_API config NR_ONCHIP_DMA_CHANNELS int depends on SH_DMA - default "4" if CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7751 || \ - CPU_SUBTYPE_SH7750S || CPU_SUBTYPE_SH7091 + default "4" if CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7750 || \ + CPU_SUBTYPE_SH7750S || CPU_SUBTYPE_SH7751 || \ + CPU_SUBTYPE_SH7091 default "8" if CPU_SUBTYPE_SH7750R || CPU_SUBTYPE_SH7751R || \ CPU_SUBTYPE_SH7760 - default "12" if CPU_SUBTYPE_SH7723 || CPU_SUBTYPE_SH7780 || \ - CPU_SUBTYPE_SH7785 || CPU_SUBTYPE_SH7724 + default "12" if CPU_SUBTYPE_SH7723 || CPU_SUBTYPE_SH7724 || \ + CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785 default "6" help This allows you to specify the number of channels that the on-chip - DMAC supports. This will be 4 for SH7750/SH7751/Sh7750S/SH7091 and 8 for the - SH7750R/SH7751R/SH7760, 12 for the SH7723/SH7780/SH7785/SH7724, default is 6. + DMAC supports. This will be 4 for SH7709/SH7750/SH7750S/SH7751/SH7091, + 8 for SH7750R/SH7751R/SH7760, and 12 for SH7723/SH7724/SH7780/SH7785. + Default is 6. config SH_DMABRG bool "SH7760 DMABRG support" @@ -63,8 +65,7 @@ config PVR2_DMA config G2_DMA tristate "G2 Bus DMA support" - depends on SH_DREAMCAST - select SH_DMA_API + depends on SH_DREAMCAST && SH_DMA_API help This enables support for the DMA controller for the Dreamcast's G2 bus. Drivers that want this will generally enable this on diff --git a/arch/sh/drivers/dma/Makefile b/arch/sh/drivers/dma/Makefile index d88c9484762c..d2fdd56208f6 100644 --- a/arch/sh/drivers/dma/Makefile +++ b/arch/sh/drivers/dma/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the SuperH DMA specific kernel interface routines under Linux. # diff --git a/arch/sh/drivers/dma/dma-api.c b/arch/sh/drivers/dma/dma-api.c index c0eec08d8f95..87e5a8928873 100644 --- a/arch/sh/drivers/dma/dma-api.c +++ b/arch/sh/drivers/dma/dma-api.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/dma/dma-api.c * * SuperH-specific DMA management API * * Copyright (C) 2003, 2004, 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/module.h> @@ -44,21 +41,6 @@ struct dma_info *get_dma_info(unsigned int chan) } EXPORT_SYMBOL(get_dma_info); -struct dma_info *get_dma_info_by_name(const char *dmac_name) -{ - struct dma_info *info; - - list_for_each_entry(info, ®istered_dmac_list, list) { - if (dmac_name && (strcmp(dmac_name, info->name) != 0)) - continue; - else - return info; - } - - return NULL; -} -EXPORT_SYMBOL(get_dma_info_by_name); - static unsigned int get_nr_channels(void) { struct dma_info *info; @@ -104,93 +86,6 @@ int get_dma_residue(unsigned int chan) } EXPORT_SYMBOL(get_dma_residue); -static int search_cap(const char **haystack, const char *needle) -{ - const char **p; - - for (p = haystack; *p; p++) - if (strcmp(*p, needle) == 0) - return 1; - - return 0; -} - -/** - * request_dma_bycap - Allocate a DMA channel based on its capabilities - * @dmac: List of DMA controllers to search - * @caps: List of capabilities - * - * Search all channels of all DMA controllers to find a channel which - * matches the requested capabilities. The result is the channel - * number if a match is found, or %-ENODEV if no match is found. - * - * Note that not all DMA controllers export capabilities, in which - * case they can never be allocated using this API, and so - * request_dma() must be used specifying the channel number. - */ -int request_dma_bycap(const char **dmac, const char **caps, const char *dev_id) -{ - unsigned int found = 0; - struct dma_info *info; - const char **p; - int i; - - BUG_ON(!dmac || !caps); - - list_for_each_entry(info, ®istered_dmac_list, list) - if (strcmp(*dmac, info->name) == 0) { - found = 1; - break; - } - - if (!found) - return -ENODEV; - - for (i = 0; i < info->nr_channels; i++) { - struct dma_channel *channel = &info->channels[i]; - - if (unlikely(!channel->caps)) - continue; - - for (p = caps; *p; p++) { - if (!search_cap(channel->caps, *p)) - break; - if (request_dma(channel->chan, dev_id) == 0) - return channel->chan; - } - } - - return -EINVAL; -} -EXPORT_SYMBOL(request_dma_bycap); - -int dmac_search_free_channel(const char *dev_id) -{ - struct dma_channel *channel = { 0 }; - struct dma_info *info = get_dma_info(0); - int i; - - for (i = 0; i < info->nr_channels; i++) { - channel = &info->channels[i]; - if (unlikely(!channel)) - return -ENODEV; - - if (atomic_read(&channel->busy) == 0) - break; - } - - if (info->ops->request) { - int result = info->ops->request(channel); - if (result) - return result; - - atomic_set(&channel->busy, 1); - return channel->chan; - } - - return -ENOSYS; -} - int request_dma(unsigned int chan, const char *dev_id) { struct dma_channel *channel = { 0 }; @@ -201,7 +96,7 @@ int request_dma(unsigned int chan, const char *dev_id) if (atomic_xchg(&channel->busy, 1)) return -EBUSY; - strlcpy(channel->dev_id, dev_id, sizeof(channel->dev_id)); + strscpy(channel->dev_id, dev_id, sizeof(channel->dev_id)); if (info->ops->request) { result = info->ops->request(channel); @@ -243,35 +138,6 @@ void dma_wait_for_completion(unsigned int chan) } EXPORT_SYMBOL(dma_wait_for_completion); -int register_chan_caps(const char *dmac, struct dma_chan_caps *caps) -{ - struct dma_info *info; - unsigned int found = 0; - int i; - - list_for_each_entry(info, ®istered_dmac_list, list) - if (strcmp(dmac, info->name) == 0) { - found = 1; - break; - } - - if (unlikely(!found)) - return -ENODEV; - - for (i = 0; i < info->nr_channels; i++, caps++) { - struct dma_channel *channel; - - if ((info->first_channel_nr + i) != caps->ch_num) - return -EINVAL; - - channel = &info->channels[i]; - channel->caps = caps->caplist; - } - - return 0; -} -EXPORT_SYMBOL(register_chan_caps); - void dma_configure_channel(unsigned int chan, unsigned long flags) { struct dma_info *info = get_dma_info(chan); @@ -297,18 +163,6 @@ int dma_xfer(unsigned int chan, unsigned long from, } EXPORT_SYMBOL(dma_xfer); -int dma_extend(unsigned int chan, unsigned long op, void *param) -{ - struct dma_info *info = get_dma_info(chan); - struct dma_channel *channel = get_dma_channel(chan); - - if (info->ops->extend) - return info->ops->extend(channel, op, param); - - return -ENOSYS; -} -EXPORT_SYMBOL(dma_extend); - static int dma_proc_show(struct seq_file *m, void *v) { struct dma_info *info = v; @@ -339,18 +193,6 @@ static int dma_proc_show(struct seq_file *m, void *v) return 0; } -static int dma_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, dma_proc_show, NULL); -} - -static const struct file_operations dma_proc_fops = { - .open = dma_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - int register_dmac(struct dma_info *info) { unsigned int total_channels, i; @@ -423,10 +265,10 @@ EXPORT_SYMBOL(unregister_dmac); static int __init dma_api_init(void) { printk(KERN_NOTICE "DMA: Registering DMA API.\n"); - return proc_create("dma", 0, NULL, &dma_proc_fops) ? 0 : -ENOMEM; + return proc_create_single("dma", 0, NULL, dma_proc_show) ? 0 : -ENOMEM; } subsys_initcall(dma_api_init); MODULE_AUTHOR("Paul Mundt <lethal@linux-sh.org>"); MODULE_DESCRIPTION("DMA API for SuperH"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); diff --git a/arch/sh/drivers/dma/dma-g2.c b/arch/sh/drivers/dma/dma-g2.c index e1ab6eb3c04b..52a8ae5e30d2 100644 --- a/arch/sh/drivers/dma/dma-g2.c +++ b/arch/sh/drivers/dma/dma-g2.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/dma/dma-g2.c * * G2 bus DMA support * * Copyright (C) 2003 - 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -197,4 +194,4 @@ module_exit(g2_dma_exit); MODULE_AUTHOR("Paul Mundt <lethal@linux-sh.org>"); MODULE_DESCRIPTION("G2 bus DMA driver"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); diff --git a/arch/sh/drivers/dma/dma-pvr2.c b/arch/sh/drivers/dma/dma-pvr2.c index 706a3434af7a..21c347543e19 100644 --- a/arch/sh/drivers/dma/dma-pvr2.c +++ b/arch/sh/drivers/dma/dma-pvr2.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/dma/dma-pvr2.c * * NEC PowerVR 2 (Dreamcast) DMA support * * Copyright (C) 2003, 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -67,11 +64,6 @@ static int pvr2_xfer_dma(struct dma_channel *chan) return 0; } -static struct irqaction pvr2_dma_irq = { - .name = "pvr2 DMA handler", - .handler = pvr2_dma_interrupt, -}; - static struct dma_ops pvr2_dma_ops = { .request = pvr2_request_dma, .get_residue = pvr2_get_dma_residue, @@ -87,7 +79,9 @@ static struct dma_info pvr2_dma_info = { static int __init pvr2_dma_init(void) { - setup_irq(HW_EVENT_PVR2_DMA, &pvr2_dma_irq); + if (request_irq(HW_EVENT_PVR2_DMA, pvr2_dma_interrupt, 0, + "pvr2 DMA handler", NULL)) + pr_err("Failed to register pvr2 DMA handler interrupt\n"); request_dma(PVR2_CASCADE_CHAN, "pvr2 cascade"); return register_dmac(&pvr2_dma_info); @@ -105,4 +99,4 @@ module_exit(pvr2_dma_exit); MODULE_AUTHOR("Paul Mundt <lethal@linux-sh.org>"); MODULE_DESCRIPTION("NEC PowerVR 2 DMA driver"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); diff --git a/arch/sh/drivers/dma/dma-sh.c b/arch/sh/drivers/dma/dma-sh.c index b22565623142..306fba1564e5 100644 --- a/arch/sh/drivers/dma/dma-sh.c +++ b/arch/sh/drivers/dma/dma-sh.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/dma/dma-sh.c * @@ -6,10 +7,6 @@ * Copyright (C) 2000 Takashi YOSHII * Copyright (C) 2003, 2004 Paul Mundt * Copyright (C) 2005 Andriy Skulysh - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/interrupt.h> @@ -22,17 +19,29 @@ #include <cpu/dma.h> /* + * Some of the SoCs feature two DMAC modules. In such a case, the channels are + * distributed equally among them. + */ +#ifdef SH_DMAC_BASE1 +#define SH_DMAC_NR_MD_CH (CONFIG_NR_ONCHIP_DMA_CHANNELS / 2) +#else +#define SH_DMAC_NR_MD_CH CONFIG_NR_ONCHIP_DMA_CHANNELS +#endif + +#define SH_DMAC_CH_SZ 0x10 + +/* * Define the default configuration for dual address memory-memory transfer. * The 0x400 value represents auto-request, external->external. */ -#define RS_DUAL (DM_INC | SM_INC | 0x400 | TS_INDEX2VAL(XMIT_SZ_32BIT)) +#define RS_DUAL (DM_INC | SM_INC | RS_AUTO | TS_INDEX2VAL(XMIT_SZ_32BIT)) static unsigned long dma_find_base(unsigned int chan) { unsigned long base = SH_DMAC_BASE0; #ifdef SH_DMAC_BASE1 - if (chan >= 6) + if (chan >= SH_DMAC_NR_MD_CH) base = SH_DMAC_BASE1; #endif @@ -43,13 +52,13 @@ static unsigned long dma_base_addr(unsigned int chan) { unsigned long base = dma_find_base(chan); - /* Normalize offset calculation */ - if (chan >= 9) - chan -= 6; - if (chan >= 4) - base += 0x10; + chan = (chan % SH_DMAC_NR_MD_CH) * SH_DMAC_CH_SZ; + + /* DMAOR is placed inside the channel register space. Step over it. */ + if (chan >= DMAOR) + base += SH_DMAC_CH_SZ; - return base + (chan * 0x10); + return base + chan; } #ifdef CONFIG_SH_DMA_IRQ_MULTI @@ -253,12 +262,11 @@ static int sh_dmac_get_dma_residue(struct dma_channel *chan) #define NR_DMAOR 1 #endif -/* - * DMAOR bases are broken out amongst channel groups. DMAOR0 manages - * channels 0 - 5, DMAOR1 6 - 11 (optional). - */ -#define dmaor_read_reg(n) __raw_readw(dma_find_base((n)*6)) -#define dmaor_write_reg(n, data) __raw_writew(data, dma_find_base(n)*6) +#define dmaor_read_reg(n) __raw_readw(dma_find_base((n) * \ + SH_DMAC_NR_MD_CH) + DMAOR) +#define dmaor_write_reg(n, data) __raw_writew(data, \ + dma_find_base((n) * \ + SH_DMAC_NR_MD_CH) + DMAOR) static inline int dmaor_reset(int no) { @@ -414,4 +422,4 @@ module_exit(sh_dmac_exit); MODULE_AUTHOR("Takashi YOSHII, Paul Mundt, Andriy Skulysh"); MODULE_DESCRIPTION("SuperH On-Chip DMAC Support"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); diff --git a/arch/sh/drivers/dma/dma-sysfs.c b/arch/sh/drivers/dma/dma-sysfs.c index 4b15feda54b0..9f666280d80c 100644 --- a/arch/sh/drivers/dma/dma-sysfs.c +++ b/arch/sh/drivers/dma/dma-sysfs.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/dma/dma-sysfs.c * * sysfs interface for SH DMA API * * Copyright (C) 2004 - 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/init.h> @@ -18,7 +15,7 @@ #include <linux/string.h> #include <asm/dma.h> -static struct bus_type dma_subsys = { +static const struct bus_type dma_subsys = { .name = "dma", .dev_name = "dma", }; @@ -48,13 +45,19 @@ static DEVICE_ATTR(devices, S_IRUGO, dma_show_devices, NULL); static int __init dma_subsys_init(void) { + struct device *dev_root; int ret; ret = subsys_system_register(&dma_subsys, NULL); if (unlikely(ret)) return ret; - return device_create_file(dma_subsys.dev_root, &dev_attr_devices); + dev_root = bus_get_dev_root(&dma_subsys); + if (dev_root) { + ret = device_create_file(dev_root, &dev_attr_devices); + put_device(dev_root); + } + return ret; } postcore_initcall(dma_subsys_init); diff --git a/arch/sh/drivers/dma/dmabrg.c b/arch/sh/drivers/dma/dmabrg.c index c0dd904483c7..5b2c1fd254d7 100644 --- a/arch/sh/drivers/dma/dmabrg.c +++ b/arch/sh/drivers/dma/dmabrg.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7760 DMABRG IRQ handling * * (c) 2007 MSC Vertriebsges.m.b.H, Manuel Lauss <mlau@msc-ge.com> - * licensed under the GPLv2. - * */ #include <linux/interrupt.h> @@ -154,7 +153,7 @@ static int __init dmabrg_init(void) unsigned long or; int ret; - dmabrg_handlers = kzalloc(10 * sizeof(struct dmabrg_handler), + dmabrg_handlers = kcalloc(10, sizeof(struct dmabrg_handler), GFP_KERNEL); if (!dmabrg_handlers) return -ENOMEM; diff --git a/arch/sh/drivers/heartbeat.c b/arch/sh/drivers/heartbeat.c index 7efc9c354fc7..42103038a7d0 100644 --- a/arch/sh/drivers/heartbeat.c +++ b/arch/sh/drivers/heartbeat.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Generic heartbeat driver for regular LED banks * @@ -13,15 +14,11 @@ * traditionally used for strobing the load average. This use case is * handled by this driver, rather than giving each LED bit position its * own struct device. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> -#include <linux/module.h> #include <linux/platform_device.h> #include <linux/sched.h> +#include <linux/sched/loadavg.h> #include <linux/timer.h> #include <linux/io.h> #include <linux/slab.h> @@ -59,9 +56,9 @@ static inline void heartbeat_toggle_bit(struct heartbeat_data *hd, } } -static void heartbeat_timer(unsigned long data) +static void heartbeat_timer(struct timer_list *t) { - struct heartbeat_data *hd = (struct heartbeat_data *)data; + struct heartbeat_data *hd = timer_container_of(hd, t, timer); static unsigned bit = 0, up = 1; heartbeat_toggle_bit(hd, bit, hd->flags & HEARTBEAT_INVERTED); @@ -99,7 +96,7 @@ static int heartbeat_drv_probe(struct platform_device *pdev) return -ENOMEM; } - hd->base = ioremap_nocache(res->start, resource_size(res)); + hd->base = ioremap(res->start, resource_size(res)); if (unlikely(!hd->base)) { dev_err(&pdev->dev, "ioremap failed\n"); @@ -133,32 +130,17 @@ static int heartbeat_drv_probe(struct platform_device *pdev) } } - setup_timer(&hd->timer, heartbeat_timer, (unsigned long)hd); + timer_setup(&hd->timer, heartbeat_timer, 0); platform_set_drvdata(pdev, hd); return mod_timer(&hd->timer, jiffies + 1); } -static int heartbeat_drv_remove(struct platform_device *pdev) -{ - struct heartbeat_data *hd = platform_get_drvdata(pdev); - - del_timer_sync(&hd->timer); - iounmap(hd->base); - - platform_set_drvdata(pdev, NULL); - - if (!pdev->dev.platform_data) - kfree(hd); - - return 0; -} - static struct platform_driver heartbeat_driver = { .probe = heartbeat_drv_probe, - .remove = heartbeat_drv_remove, .driver = { - .name = DRV_NAME, + .name = DRV_NAME, + .suppress_bind_attrs = true, }, }; @@ -167,14 +149,4 @@ static int __init heartbeat_init(void) printk(KERN_NOTICE DRV_NAME ": version %s loaded\n", DRV_VERSION); return platform_driver_register(&heartbeat_driver); } - -static void __exit heartbeat_exit(void) -{ - platform_driver_unregister(&heartbeat_driver); -} -module_init(heartbeat_init); -module_exit(heartbeat_exit); - -MODULE_VERSION(DRV_VERSION); -MODULE_AUTHOR("Paul Mundt"); -MODULE_LICENSE("GPL v2"); +device_initcall(heartbeat_init); diff --git a/arch/sh/drivers/pci/Makefile b/arch/sh/drivers/pci/Makefile index 82f0a335fd19..d313fd3ce709 100644 --- a/arch/sh/drivers/pci/Makefile +++ b/arch/sh/drivers/pci/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the PCI specific kernel interface routines under Linux. # @@ -9,7 +10,6 @@ obj-$(CONFIG_CPU_SUBTYPE_SH7763) += pci-sh7780.o ops-sh4.o obj-$(CONFIG_CPU_SUBTYPE_SH7780) += pci-sh7780.o ops-sh4.o obj-$(CONFIG_CPU_SUBTYPE_SH7785) += pci-sh7780.o ops-sh4.o obj-$(CONFIG_CPU_SUBTYPE_SH7786) += pcie-sh7786.o ops-sh7786.o -obj-$(CONFIG_CPU_SH5) += pci-sh5.o ops-sh5.o obj-$(CONFIG_SH_DREAMCAST) += ops-dreamcast.o fixups-dreamcast.o \ pci-dreamcast.o @@ -25,4 +25,3 @@ obj-$(CONFIG_SH_7780_SOLUTION_ENGINE) += fixups-sdk7780.o obj-$(CONFIG_SH_TITAN) += fixups-titan.o obj-$(CONFIG_SH_LANDISK) += fixups-landisk.o obj-$(CONFIG_SH_LBOX_RE2) += fixups-rts7751r2d.o -obj-$(CONFIG_SH_CAYMAN) += fixups-cayman.o diff --git a/arch/sh/drivers/pci/common.c b/arch/sh/drivers/pci/common.c index dbf138199871..9633b6147a05 100644 --- a/arch/sh/drivers/pci/common.c +++ b/arch/sh/drivers/pci/common.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/pci.h> #include <linux/interrupt.h> #include <linux/timer.h> @@ -49,20 +50,21 @@ int __init pci_is_66mhz_capable(struct pci_channel *hose, int top_bus, int current_bus) { u32 pci_devfn; - unsigned short vid; + u16 vid; int cap66 = -1; u16 stat; + int ret; - printk(KERN_INFO "PCI: Checking 66MHz capabilities...\n"); + pr_info("PCI: Checking 66MHz capabilities...\n"); for (pci_devfn = 0; pci_devfn < 0xff; pci_devfn++) { if (PCI_FUNC(pci_devfn)) continue; - if (early_read_config_word(hose, top_bus, current_bus, - pci_devfn, PCI_VENDOR_ID, &vid) != - PCIBIOS_SUCCESSFUL) + ret = early_read_config_word(hose, top_bus, current_bus, + pci_devfn, PCI_VENDOR_ID, &vid); + if (ret != PCIBIOS_SUCCESSFUL) continue; - if (vid == 0xffff) + if (PCI_POSSIBLE_ERROR(vid)) continue; /* check 66MHz capability */ @@ -84,20 +86,20 @@ int __init pci_is_66mhz_capable(struct pci_channel *hose, return cap66 > 0; } -static void pcibios_enable_err(unsigned long __data) +static void pcibios_enable_err(struct timer_list *t) { - struct pci_channel *hose = (struct pci_channel *)__data; + struct pci_channel *hose = timer_container_of(hose, t, err_timer); - del_timer(&hose->err_timer); + timer_delete(&hose->err_timer); printk(KERN_DEBUG "PCI: re-enabling error IRQ.\n"); enable_irq(hose->err_irq); } -static void pcibios_enable_serr(unsigned long __data) +static void pcibios_enable_serr(struct timer_list *t) { - struct pci_channel *hose = (struct pci_channel *)__data; + struct pci_channel *hose = timer_container_of(hose, t, serr_timer); - del_timer(&hose->serr_timer); + timer_delete(&hose->serr_timer); printk(KERN_DEBUG "PCI: re-enabling system error IRQ.\n"); enable_irq(hose->serr_irq); } @@ -105,15 +107,11 @@ static void pcibios_enable_serr(unsigned long __data) void pcibios_enable_timers(struct pci_channel *hose) { if (hose->err_irq) { - init_timer(&hose->err_timer); - hose->err_timer.data = (unsigned long)hose; - hose->err_timer.function = pcibios_enable_err; + timer_setup(&hose->err_timer, pcibios_enable_err, 0); } if (hose->serr_irq) { - init_timer(&hose->serr_timer); - hose->serr_timer.data = (unsigned long)hose; - hose->serr_timer.function = pcibios_enable_serr; + timer_setup(&hose->serr_timer, pcibios_enable_serr, 0); } } @@ -137,7 +135,7 @@ unsigned int pcibios_handle_status_errors(unsigned long addr, pcibios_report_status(PCI_STATUS_REC_TARGET_ABORT | PCI_STATUS_SIG_TARGET_ABORT | PCI_STATUS_REC_MASTER_ABORT, 1); - printk("\n"); + pr_cont("\n"); cmd |= PCI_STATUS_REC_TARGET_ABORT; } @@ -146,7 +144,7 @@ unsigned int pcibios_handle_status_errors(unsigned long addr, printk(KERN_DEBUG "PCI: parity error detected: "); pcibios_report_status(PCI_STATUS_PARITY | PCI_STATUS_DETECTED_PARITY, 1); - printk("\n"); + pr_cont("\n"); cmd |= PCI_STATUS_PARITY | PCI_STATUS_DETECTED_PARITY; diff --git a/arch/sh/drivers/pci/fixups-cayman.c b/arch/sh/drivers/pci/fixups-cayman.c deleted file mode 100644 index edc2fb7a5bb2..000000000000 --- a/arch/sh/drivers/pci/fixups-cayman.c +++ /dev/null @@ -1,77 +0,0 @@ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/pci.h> -#include <linux/types.h> -#include <cpu/irq.h> -#include "pci-sh5.h" - -int __init pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin) -{ - int result = -1; - - /* The complication here is that the PCI IRQ lines from the Cayman's 2 - 5V slots get into the CPU via a different path from the IRQ lines - from the 3 3.3V slots. Thus, we have to detect whether the card's - interrupts go via the 5V or 3.3V path, i.e. the 'bridge swizzling' - at the point where we cross from 5V to 3.3V is not the normal case. - - The added complication is that we don't know that the 5V slots are - always bus 2, because a card containing a PCI-PCI bridge may be - plugged into a 3.3V slot, and this changes the bus numbering. - - Also, the Cayman has an intermediate PCI bus that goes a custom - expansion board header (and to the secondary bridge). This bus has - never been used in practice. - - The 1ary onboard PCI-PCI bridge is device 3 on bus 0 - The 2ary onboard PCI-PCI bridge is device 0 on the 2ary bus of - the 1ary bridge. - */ - - struct slot_pin { - int slot; - int pin; - } path[4]; - int i=0; - - while (dev->bus->number > 0) { - - slot = path[i].slot = PCI_SLOT(dev->devfn); - pin = path[i].pin = pci_swizzle_interrupt_pin(dev, pin); - dev = dev->bus->self; - i++; - if (i > 3) panic("PCI path to root bus too long!\n"); - } - - slot = PCI_SLOT(dev->devfn); - /* This is the slot on bus 0 through which the device is eventually - reachable. */ - - /* Now work back up. */ - if ((slot < 3) || (i == 0)) { - /* Bus 0 (incl. PCI-PCI bridge itself) : perform the final - swizzle now. */ - result = IRQ_INTA + pci_swizzle_interrupt_pin(dev, pin) - 1; - } else { - i--; - slot = path[i].slot; - pin = path[i].pin; - if (slot > 0) { - panic("PCI expansion bus device found - not handled!\n"); - } else { - if (i > 0) { - /* 5V slots */ - i--; - slot = path[i].slot; - pin = path[i].pin; - /* 'pin' was swizzled earlier wrt slot, don't do it again. */ - result = IRQ_P2INTA + (pin - 1); - } else { - /* IRQ for 2ary PCI-PCI bridge : unused */ - result = -1; - } - } - } - - return result; -} diff --git a/arch/sh/drivers/pci/fixups-dreamcast.c b/arch/sh/drivers/pci/fixups-dreamcast.c index d6cde700e316..41e4daee8f04 100644 --- a/arch/sh/drivers/pci/fixups-dreamcast.c +++ b/arch/sh/drivers/pci/fixups-dreamcast.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/pci/fixups-dreamcast.c * @@ -9,10 +10,6 @@ * This file originally bore the message (with enclosed-$): * Id: pci.c,v 1.3 2003/05/04 19:29:46 lethal Exp * Dreamcast PCI: Supports SEGA Broadband Adaptor only. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sched.h> @@ -22,7 +19,7 @@ #include <linux/init.h> #include <linux/irq.h> #include <linux/pci.h> -#include <linux/dma-mapping.h> +#include <linux/dma-map-ops.h> #include <asm/io.h> #include <asm/irq.h> @@ -31,6 +28,8 @@ static void gapspci_fixup_resources(struct pci_dev *dev) { struct pci_channel *p = dev->sysdata; + struct resource res; + struct pci_bus_region region; printk(KERN_NOTICE "PCI: Fixing up device %s\n", pci_name(dev)); @@ -50,13 +49,21 @@ static void gapspci_fixup_resources(struct pci_dev *dev) /* * Redirect dma memory allocations to special memory window. + * + * If this GAPSPCI region were mapped by a BAR, the CPU + * phys_addr_t would be pci_resource_start(), and the bus + * address would be pci_bus_address(pci_resource_start()). + * But apparently there's no BAR mapping it, so we just + * "know" its CPU address is GAPSPCI_DMA_BASE. */ - BUG_ON(!dma_declare_coherent_memory(&dev->dev, - GAPSPCI_DMA_BASE, - GAPSPCI_DMA_BASE, - GAPSPCI_DMA_SIZE, - DMA_MEMORY_MAP | - DMA_MEMORY_EXCLUSIVE)); + res.start = GAPSPCI_DMA_BASE; + res.end = GAPSPCI_DMA_BASE + GAPSPCI_DMA_SIZE - 1; + res.flags = IORESOURCE_MEM; + pcibios_resource_to_bus(dev->bus, ®ion, &res); + BUG_ON(dma_declare_coherent_memory(&dev->dev, + res.start, + region.start, + resource_size(&res))); break; default: printk("PCI: Failed resource fixup\n"); @@ -64,7 +71,7 @@ static void gapspci_fixup_resources(struct pci_dev *dev) } DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, gapspci_fixup_resources); -int __init pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin) { /* * The interrupt routing semantics here are quite trivial. diff --git a/arch/sh/drivers/pci/fixups-landisk.c b/arch/sh/drivers/pci/fixups-landisk.c index db5b40a98e62..53fa2fc87eec 100644 --- a/arch/sh/drivers/pci/fixups-landisk.c +++ b/arch/sh/drivers/pci/fixups-landisk.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/pci/fixups-landisk.c * @@ -5,9 +6,6 @@ * * Copyright (C) 2006 kogiidena * Copyright (C) 2010 Nobuhiro Iwamatsu - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. */ #include <linux/kernel.h> #include <linux/types.h> diff --git a/arch/sh/drivers/pci/fixups-r7780rp.c b/arch/sh/drivers/pci/fixups-r7780rp.c index 57ed3f09d0c2..3c9139c5955e 100644 --- a/arch/sh/drivers/pci/fixups-r7780rp.c +++ b/arch/sh/drivers/pci/fixups-r7780rp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/pci/fixups-r7780rp.c * @@ -5,17 +6,13 @@ * * Copyright (C) 2003 Lineo uSolutions, Inc. * Copyright (C) 2004 - 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/pci.h> #include <linux/io.h> #include <linux/sh_intc.h> #include "pci-sh4.h" -int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) { return evt2irq(0xa20) + slot; } diff --git a/arch/sh/drivers/pci/fixups-rts7751r2d.c b/arch/sh/drivers/pci/fixups-rts7751r2d.c index eaddb56c45c6..3f0a6fe1610b 100644 --- a/arch/sh/drivers/pci/fixups-rts7751r2d.c +++ b/arch/sh/drivers/pci/fixups-rts7751r2d.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/pci/fixups-rts7751r2d.c * @@ -6,10 +7,6 @@ * Copyright (C) 2003 Lineo uSolutions, Inc. * Copyright (C) 2004 Paul Mundt * Copyright (C) 2007 Nobuhiro Iwamatsu - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/pci.h> #include <mach/lboxre2.h> @@ -20,18 +17,18 @@ #define PCIMCR_MRSET_OFF 0xBFFFFFFF #define PCIMCR_RFSH_OFF 0xFFFFFFFB -static u8 rts7751r2d_irq_tab[] __initdata = { +static u8 rts7751r2d_irq_tab[] = { IRQ_PCI_INTA, IRQ_PCI_INTB, IRQ_PCI_INTC, IRQ_PCI_INTD, }; -static char lboxre2_irq_tab[] __initdata = { +static char lboxre2_irq_tab[] = { IRQ_ETH0, IRQ_ETH1, IRQ_INTA, IRQ_INTD, }; -int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) { if (mach_is_lboxre2()) return lboxre2_irq_tab[slot]; diff --git a/arch/sh/drivers/pci/fixups-sdk7780.c b/arch/sh/drivers/pci/fixups-sdk7780.c index c0a015ae6ecf..c306040485bd 100644 --- a/arch/sh/drivers/pci/fixups-sdk7780.c +++ b/arch/sh/drivers/pci/fixups-sdk7780.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/pci/fixups-sdk7780.c * @@ -6,10 +7,6 @@ * Copyright (C) 2003 Lineo uSolutions, Inc. * Copyright (C) 2004 - 2006 Paul Mundt * Copyright (C) 2006 Nobuhiro Iwamatsu - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/pci.h> #include <linux/io.h> @@ -22,7 +19,7 @@ #define IRQ_INTD evt2irq(0xa80) /* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */ -static char sdk7780_irq_tab[4][16] __initdata = { +static char sdk7780_irq_tab[4][16] = { /* INTA */ { IRQ_INTA, IRQ_INTD, IRQ_INTC, IRQ_INTD, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 }, @@ -37,7 +34,7 @@ static char sdk7780_irq_tab[4][16] __initdata = { -1, -1, -1 }, }; -int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) { return sdk7780_irq_tab[pin-1][slot]; } diff --git a/arch/sh/drivers/pci/fixups-sdk7786.c b/arch/sh/drivers/pci/fixups-sdk7786.c index 36eb6fc3c18a..6972af7b4e93 100644 --- a/arch/sh/drivers/pci/fixups-sdk7786.c +++ b/arch/sh/drivers/pci/fixups-sdk7786.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SDK7786 FPGA PCIe mux handling * * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #define pr_fmt(fmt) "PCI: " fmt @@ -56,7 +53,7 @@ static int __init sdk7786_pci_init(void) /* Warn about forced rerouting if slot#3 is occupied */ if ((data & PCIECR_PRST3) == 0) { - pr_warning("Unreachable card detected in slot#3\n"); + pr_warn("Unreachable card detected in slot#3\n"); return -EBUSY; } } else diff --git a/arch/sh/drivers/pci/fixups-se7751.c b/arch/sh/drivers/pci/fixups-se7751.c index 84a88ca92008..608f6521ceff 100644 --- a/arch/sh/drivers/pci/fixups-se7751.c +++ b/arch/sh/drivers/pci/fixups-se7751.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> #include <linux/types.h> #include <linux/init.h> @@ -7,7 +8,7 @@ #include <linux/sh_intc.h> #include "pci-sh4.h" -int __init pcibios_map_platform_irq(const struct pci_dev *, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *, u8 slot, u8 pin) { switch (slot) { case 0: return evt2irq(0x3a0); diff --git a/arch/sh/drivers/pci/fixups-sh03.c b/arch/sh/drivers/pci/fixups-sh03.c index 16207bef9f52..7ec4a74ab12c 100644 --- a/arch/sh/drivers/pci/fixups-sh03.c +++ b/arch/sh/drivers/pci/fixups-sh03.c @@ -1,10 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/kernel.h> #include <linux/init.h> #include <linux/types.h> #include <linux/pci.h> #include <linux/sh_intc.h> -int __init pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin) { int irq; diff --git a/arch/sh/drivers/pci/fixups-snapgear.c b/arch/sh/drivers/pci/fixups-snapgear.c index 6e33ba4cd076..317225c09413 100644 --- a/arch/sh/drivers/pci/fixups-snapgear.c +++ b/arch/sh/drivers/pci/fixups-snapgear.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/pci/ops-snapgear.c * @@ -7,9 +8,6 @@ * * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * * PCI initialization for the SnapGear boards */ #include <linux/kernel.h> @@ -19,7 +17,7 @@ #include <linux/sh_intc.h> #include "pci-sh4.h" -int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) { int irq = -1; diff --git a/arch/sh/drivers/pci/fixups-titan.c b/arch/sh/drivers/pci/fixups-titan.c index bd1addb1b8be..b5bb65caa16d 100644 --- a/arch/sh/drivers/pci/fixups-titan.c +++ b/arch/sh/drivers/pci/fixups-titan.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/drivers/pci/ops-titan.c * @@ -6,9 +7,6 @@ * Modified from ops-snapgear.c written by David McCullough * Highly leveraged from pci-bigsur.c, written by Dustin McIntire. * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * * PCI initialization for the Titan boards */ #include <linux/kernel.h> @@ -19,7 +17,7 @@ #include <mach/titan.h> #include "pci-sh4.h" -static char titan_irq_tab[] __initdata = { +static char titan_irq_tab[] = { TITAN_IRQ_WAN, TITAN_IRQ_LAN, TITAN_IRQ_MPCIA, @@ -27,7 +25,7 @@ static char titan_irq_tab[] __initdata = { TITAN_IRQ_USB, }; -int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) { int irq = titan_irq_tab[slot]; diff --git a/arch/sh/drivers/pci/ops-dreamcast.c b/arch/sh/drivers/pci/ops-dreamcast.c index 16e0a1baad88..517a8a9702f6 100644 --- a/arch/sh/drivers/pci/ops-dreamcast.c +++ b/arch/sh/drivers/pci/ops-dreamcast.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * PCI operations for the Sega Dreamcast * * Copyright (C) 2001, 2002 M. R. Brown * Copyright (C) 2002, 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sched.h> diff --git a/arch/sh/drivers/pci/ops-sh4.c b/arch/sh/drivers/pci/ops-sh4.c index b6234203e0ac..a205be3bfc4a 100644 --- a/arch/sh/drivers/pci/ops-sh4.c +++ b/arch/sh/drivers/pci/ops-sh4.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Generic SH-4 / SH-4A PCIC operations (SH7751, SH7780). * * Copyright (C) 2002 - 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License v2. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/pci.h> #include <linux/io.h> diff --git a/arch/sh/drivers/pci/ops-sh5.c b/arch/sh/drivers/pci/ops-sh5.c deleted file mode 100644 index 4ce95a001b80..000000000000 --- a/arch/sh/drivers/pci/ops-sh5.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Support functions for the SH5 PCI hardware. - * - * Copyright (C) 2001 David J. Mckay (david.mckay@st.com) - * Copyright (C) 2003, 2004 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - */ -#include <linux/kernel.h> -#include <linux/rwsem.h> -#include <linux/smp.h> -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/types.h> -#include <linux/irq.h> -#include <asm/pci.h> -#include <asm/io.h> -#include "pci-sh5.h" - -static int sh5pci_read(struct pci_bus *bus, unsigned int devfn, int where, - int size, u32 *val) -{ - SH5PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where)); - - switch (size) { - case 1: - *val = (u8)SH5PCI_READ_BYTE(PDR + (where & 3)); - break; - case 2: - *val = (u16)SH5PCI_READ_SHORT(PDR + (where & 2)); - break; - case 4: - *val = SH5PCI_READ(PDR); - break; - } - - return PCIBIOS_SUCCESSFUL; -} - -static int sh5pci_write(struct pci_bus *bus, unsigned int devfn, int where, - int size, u32 val) -{ - SH5PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where)); - - switch (size) { - case 1: - SH5PCI_WRITE_BYTE(PDR + (where & 3), (u8)val); - break; - case 2: - SH5PCI_WRITE_SHORT(PDR + (where & 2), (u16)val); - break; - case 4: - SH5PCI_WRITE(PDR, val); - break; - } - - return PCIBIOS_SUCCESSFUL; -} - -struct pci_ops sh5_pci_ops = { - .read = sh5pci_read, - .write = sh5pci_write, -}; diff --git a/arch/sh/drivers/pci/ops-sh7786.c b/arch/sh/drivers/pci/ops-sh7786.c index 128421009e3f..a10f9f4ebd7f 100644 --- a/arch/sh/drivers/pci/ops-sh7786.c +++ b/arch/sh/drivers/pci/ops-sh7786.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Generic SH7786 PCI-Express operations. * * Copyright (C) 2009 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License v2. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/sh/drivers/pci/pci-dreamcast.c b/arch/sh/drivers/pci/pci-dreamcast.c index 633694193af8..4cff2a8107bf 100644 --- a/arch/sh/drivers/pci/pci-dreamcast.c +++ b/arch/sh/drivers/pci/pci-dreamcast.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * PCI support for the Sega Dreamcast * @@ -7,10 +8,6 @@ * This file originally bore the message (with enclosed-$): * Id: pci.c,v 1.3 2003/05/04 19:29:46 lethal Exp * Dreamcast PCI: Supports SEGA Broadband Adaptor only. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sched.h> diff --git a/arch/sh/drivers/pci/pci-sh4.h b/arch/sh/drivers/pci/pci-sh4.h index cbf763b3015e..1543c50b6503 100644 --- a/arch/sh/drivers/pci/pci-sh4.h +++ b/arch/sh/drivers/pci/pci-sh4.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PCI_SH4_H #define __PCI_SH4_H @@ -11,14 +12,6 @@ #include <asm/io.h> -/* startup values */ -#define PCI_PROBE_BIOS 1 -#define PCI_PROBE_CONF1 2 -#define PCI_PROBE_CONF2 4 -#define PCI_NO_CHECKS 0x400 -#define PCI_ASSIGN_ROMS 0x1000 -#define PCI_BIOS_IRQ_SCAN 0x2000 - #define SH4_PCICR 0x100 /* PCI Control Register */ #define SH4_PCICR_PREFIX 0xA5000000 /* CR prefix for write */ #define SH4_PCICR_FTO 0x00000400 /* TRDY/IRDY Enable */ diff --git a/arch/sh/drivers/pci/pci-sh5.c b/arch/sh/drivers/pci/pci-sh5.c deleted file mode 100644 index 16c1e721bf54..000000000000 --- a/arch/sh/drivers/pci/pci-sh5.c +++ /dev/null @@ -1,220 +0,0 @@ -/* - * Copyright (C) 2001 David J. Mckay (david.mckay@st.com) - * Copyright (C) 2003, 2004 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Support functions for the SH5 PCI hardware. - */ - -#include <linux/kernel.h> -#include <linux/rwsem.h> -#include <linux/smp.h> -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/pci.h> -#include <linux/delay.h> -#include <linux/types.h> -#include <linux/irq.h> -#include <cpu/irq.h> -#include <asm/pci.h> -#include <asm/io.h> -#include "pci-sh5.h" - -unsigned long pcicr_virt; -unsigned long PCI_IO_AREA; - -/* Rounds a number UP to the nearest power of two. Used for - * sizing the PCI window. - */ -static u32 __init r2p2(u32 num) -{ - int i = 31; - u32 tmp = num; - - if (num == 0) - return 0; - - do { - if (tmp & (1 << 31)) - break; - i--; - tmp <<= 1; - } while (i >= 0); - - tmp = 1 << i; - /* If the original number isn't a power of 2, round it up */ - if (tmp != num) - tmp <<= 1; - - return tmp; -} - -static irqreturn_t pcish5_err_irq(int irq, void *dev_id) -{ - struct pt_regs *regs = get_irq_regs(); - unsigned pci_int, pci_air, pci_cir, pci_aint; - - pci_int = SH5PCI_READ(INT); - pci_cir = SH5PCI_READ(CIR); - pci_air = SH5PCI_READ(AIR); - - if (pci_int) { - printk("PCI INTERRUPT (at %08llx)!\n", regs->pc); - printk("PCI INT -> 0x%x\n", pci_int & 0xffff); - printk("PCI AIR -> 0x%x\n", pci_air); - printk("PCI CIR -> 0x%x\n", pci_cir); - SH5PCI_WRITE(INT, ~0); - } - - pci_aint = SH5PCI_READ(AINT); - if (pci_aint) { - printk("PCI ARB INTERRUPT!\n"); - printk("PCI AINT -> 0x%x\n", pci_aint); - printk("PCI AIR -> 0x%x\n", pci_air); - printk("PCI CIR -> 0x%x\n", pci_cir); - SH5PCI_WRITE(AINT, ~0); - } - - return IRQ_HANDLED; -} - -static irqreturn_t pcish5_serr_irq(int irq, void *dev_id) -{ - printk("SERR IRQ\n"); - - return IRQ_NONE; -} - -static struct resource sh5_pci_resources[2]; - -static struct pci_channel sh5pci_controller = { - .pci_ops = &sh5_pci_ops, - .resources = sh5_pci_resources, - .nr_resources = ARRAY_SIZE(sh5_pci_resources), - .mem_offset = 0x00000000, - .io_offset = 0x00000000, -}; - -static int __init sh5pci_init(void) -{ - unsigned long memStart = __pa(memory_start); - unsigned long memSize = __pa(memory_end) - memStart; - u32 lsr0; - u32 uval; - - if (request_irq(IRQ_ERR, pcish5_err_irq, - 0, "PCI Error",NULL) < 0) { - printk(KERN_ERR "PCISH5: Cannot hook PCI_PERR interrupt\n"); - return -EINVAL; - } - - if (request_irq(IRQ_SERR, pcish5_serr_irq, - 0, "PCI SERR interrupt", NULL) < 0) { - printk(KERN_ERR "PCISH5: Cannot hook PCI_SERR interrupt\n"); - return -EINVAL; - } - - pcicr_virt = (unsigned long)ioremap_nocache(SH5PCI_ICR_BASE, 1024); - if (!pcicr_virt) { - panic("Unable to remap PCICR\n"); - } - - PCI_IO_AREA = (unsigned long)ioremap_nocache(SH5PCI_IO_BASE, 0x10000); - if (!PCI_IO_AREA) { - panic("Unable to remap PCIIO\n"); - } - - /* Clear snoop registers */ - SH5PCI_WRITE(CSCR0, 0); - SH5PCI_WRITE(CSCR1, 0); - - /* Switch off interrupts */ - SH5PCI_WRITE(INTM, 0); - SH5PCI_WRITE(AINTM, 0); - SH5PCI_WRITE(PINTM, 0); - - /* Set bus active, take it out of reset */ - uval = SH5PCI_READ(CR); - - /* Set command Register */ - SH5PCI_WRITE(CR, uval | CR_LOCK_MASK | CR_CFINT| CR_FTO | CR_PFE | - CR_PFCS | CR_BMAM); - - uval=SH5PCI_READ(CR); - - /* Allow it to be a master */ - /* NB - WE DISABLE I/O ACCESS to stop overlap */ - /* set WAIT bit to enable stepping, an attempt to improve stability */ - SH5PCI_WRITE_SHORT(CSR_CMD, - PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER | - PCI_COMMAND_WAIT); - - /* - ** Set translation mapping memory in order to convert the address - ** used for the main bus, to the PCI internal address. - */ - SH5PCI_WRITE(MBR,0x40000000); - - /* Always set the max size 512M */ - SH5PCI_WRITE(MBMR, PCISH5_MEM_SIZCONV(512*1024*1024)); - - /* - ** I/O addresses are mapped at internal PCI specific address - ** as is described into the configuration bridge table. - ** These are changed to 0, to allow cards that have legacy - ** io such as vga to function correctly. We set the SH5 IOBAR to - ** 256K, which is a bit big as we can only have 64K of address space - */ - - SH5PCI_WRITE(IOBR,0x0); - - /* Set up a 256K window. Totally pointless waste of address space */ - SH5PCI_WRITE(IOBMR,0); - - /* The SH5 has a HUGE 256K I/O region, which breaks the PCI spec. - * Ideally, we would want to map the I/O region somewhere, but it - * is so big this is not that easy! - */ - SH5PCI_WRITE(CSR_IBAR0,~0); - /* Set memory size value */ - memSize = memory_end - memory_start; - - /* Now we set up the mbars so the PCI bus can see the memory of - * the machine */ - if (memSize < (1024 * 1024)) { - printk(KERN_ERR "PCISH5: Ridiculous memory size of 0x%lx?\n", - memSize); - return -EINVAL; - } - - /* Set LSR 0 */ - lsr0 = (memSize > (512 * 1024 * 1024)) ? 0x1ff00001 : - ((r2p2(memSize) - 0x100000) | 0x1); - SH5PCI_WRITE(LSR0, lsr0); - - /* Set MBAR 0 */ - SH5PCI_WRITE(CSR_MBAR0, memory_start); - SH5PCI_WRITE(LAR0, memory_start); - - SH5PCI_WRITE(CSR_MBAR1,0); - SH5PCI_WRITE(LAR1,0); - SH5PCI_WRITE(LSR1,0); - - /* Enable the PCI interrupts on the device */ - SH5PCI_WRITE(INTM, ~0); - SH5PCI_WRITE(AINTM, ~0); - SH5PCI_WRITE(PINTM, ~0); - - sh5_pci_resources[0].start = PCI_IO_AREA; - sh5_pci_resources[0].end = PCI_IO_AREA + 0x10000; - - sh5_pci_resources[1].start = memStart; - sh5_pci_resources[1].end = memStart + memSize; - - return register_pci_controller(&sh5pci_controller); -} -arch_initcall(sh5pci_init); diff --git a/arch/sh/drivers/pci/pci-sh5.h b/arch/sh/drivers/pci/pci-sh5.h deleted file mode 100644 index 3f01decb4307..000000000000 --- a/arch/sh/drivers/pci/pci-sh5.h +++ /dev/null @@ -1,110 +0,0 @@ -/* - * Copyright (C) 2001 David J. Mckay (david.mckay@st.com) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Definitions for the SH5 PCI hardware. - */ -#ifndef __PCI_SH5_H -#define __PCI_SH5_H - -/* Product ID */ -#define PCISH5_PID 0x350d - -/* vendor ID */ -#define PCISH5_VID 0x1054 - -/* Configuration types */ -#define ST_TYPE0 0x00 /* Configuration cycle type 0 */ -#define ST_TYPE1 0x01 /* Configuration cycle type 1 */ - -/* VCR data */ -#define PCISH5_VCR_STATUS 0x00 -#define PCISH5_VCR_VERSION 0x08 - -/* -** ICR register offsets and bits -*/ -#define PCISH5_ICR_CR 0x100 /* PCI control register values */ -#define CR_PBAM (1<<12) -#define CR_PFCS (1<<11) -#define CR_FTO (1<<10) -#define CR_PFE (1<<9) -#define CR_TBS (1<<8) -#define CR_SPUE (1<<7) -#define CR_BMAM (1<<6) -#define CR_HOST (1<<5) -#define CR_CLKEN (1<<4) -#define CR_SOCS (1<<3) -#define CR_IOCS (1<<2) -#define CR_RSTCTL (1<<1) -#define CR_CFINT (1<<0) -#define CR_LOCK_MASK 0xa5000000 - -#define PCISH5_ICR_INT 0x114 /* Interrupt registert values */ -#define INT_MADIM (1<<2) - -#define PCISH5_ICR_LSR0 0X104 /* Local space register values */ -#define PCISH5_ICR_LSR1 0X108 /* Local space register values */ -#define PCISH5_ICR_LAR0 0x10c /* Local address register values */ -#define PCISH5_ICR_LAR1 0x110 /* Local address register values */ -#define PCISH5_ICR_INTM 0x118 /* Interrupt mask register values */ -#define PCISH5_ICR_AIR 0x11c /* Interrupt error address information register values */ -#define PCISH5_ICR_CIR 0x120 /* Interrupt error command information register values */ -#define PCISH5_ICR_AINT 0x130 /* Interrupt error arbiter interrupt register values */ -#define PCISH5_ICR_AINTM 0x134 /* Interrupt error arbiter interrupt mask register values */ -#define PCISH5_ICR_BMIR 0x138 /* Interrupt error info register of bus master values */ -#define PCISH5_ICR_PAR 0x1c0 /* Pio address register values */ -#define PCISH5_ICR_MBR 0x1c4 /* Memory space bank register values */ -#define PCISH5_ICR_IOBR 0x1c8 /* I/O space bank register values */ -#define PCISH5_ICR_PINT 0x1cc /* power management interrupt register values */ -#define PCISH5_ICR_PINTM 0x1d0 /* power management interrupt mask register values */ -#define PCISH5_ICR_MBMR 0x1d8 /* memory space bank mask register values */ -#define PCISH5_ICR_IOBMR 0x1dc /* I/O space bank mask register values */ -#define PCISH5_ICR_CSCR0 0x210 /* PCI cache snoop control register 0 */ -#define PCISH5_ICR_CSCR1 0x214 /* PCI cache snoop control register 1 */ -#define PCISH5_ICR_PDR 0x220 /* Pio data register values */ - -/* These are configs space registers */ -#define PCISH5_ICR_CSR_VID 0x000 /* Vendor id */ -#define PCISH5_ICR_CSR_DID 0x002 /* Device id */ -#define PCISH5_ICR_CSR_CMD 0x004 /* Command register */ -#define PCISH5_ICR_CSR_STATUS 0x006 /* Stautus */ -#define PCISH5_ICR_CSR_IBAR0 0x010 /* I/O base address register */ -#define PCISH5_ICR_CSR_MBAR0 0x014 /* First Memory base address register */ -#define PCISH5_ICR_CSR_MBAR1 0x018 /* Second Memory base address register */ - -/* Base address of registers */ -#define SH5PCI_ICR_BASE (PHYS_PCI_BLOCK + 0x00040000) -#define SH5PCI_IO_BASE (PHYS_PCI_BLOCK + 0x00800000) -/* #define SH5PCI_VCR_BASE (P2SEG_PCICB_BLOCK + P2SEG) */ - -extern unsigned long pcicr_virt; -/* Register selection macro */ -#define PCISH5_ICR_REG(x) ( pcicr_virt + (PCISH5_ICR_##x)) -/* #define PCISH5_VCR_REG(x) ( SH5PCI_VCR_BASE (PCISH5_VCR_##x)) */ - -/* Write I/O functions */ -#define SH5PCI_WRITE(reg,val) __raw_writel((u32)(val),PCISH5_ICR_REG(reg)) -#define SH5PCI_WRITE_SHORT(reg,val) __raw_writew((u16)(val),PCISH5_ICR_REG(reg)) -#define SH5PCI_WRITE_BYTE(reg,val) __raw_writeb((u8)(val),PCISH5_ICR_REG(reg)) - -/* Read I/O functions */ -#define SH5PCI_READ(reg) __raw_readl(PCISH5_ICR_REG(reg)) -#define SH5PCI_READ_SHORT(reg) __raw_readw(PCISH5_ICR_REG(reg)) -#define SH5PCI_READ_BYTE(reg) __raw_readb(PCISH5_ICR_REG(reg)) - -/* Set PCI config bits */ -#define SET_CONFIG_BITS(bus,devfn,where) ((((bus) << 16) | ((devfn) << 8) | ((where) & ~3)) | 0x80000000) - -/* Set PCI command register */ -#define CONFIG_CMD(bus, devfn, where) SET_CONFIG_BITS(bus->number,devfn,where) - -/* Size converters */ -#define PCISH5_MEM_SIZCONV(x) (((x / 0x40000) - 1) << 18) -#define PCISH5_IO_SIZCONV(x) (((x / 0x40000) - 1) << 18) - -extern struct pci_ops sh5_pci_ops; - -#endif /* __PCI_SH5_H */ diff --git a/arch/sh/drivers/pci/pci-sh7751.c b/arch/sh/drivers/pci/pci-sh7751.c index 86adb1e235cd..11ed21c2e9bb 100644 --- a/arch/sh/drivers/pci/pci-sh7751.c +++ b/arch/sh/drivers/pci/pci-sh7751.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Low-Level PCI Support for the SH7751 * @@ -5,10 +6,6 @@ * Copyright (C) 2001 Dustin McIntire * * With cleanup by Paul van Gool <pvangool@mimotech.com>, 2003. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/pci.h> @@ -17,7 +14,7 @@ #include <linux/io.h> #include "pci-sh4.h" #include <asm/addrspace.h> -#include <asm/sizes.h> +#include <linux/sizes.h> static int __init __area_sdram_check(struct pci_channel *chan, unsigned int area) diff --git a/arch/sh/drivers/pci/pci-sh7751.h b/arch/sh/drivers/pci/pci-sh7751.h index 5ede38c330d3..d1951e50effc 100644 --- a/arch/sh/drivers/pci/pci-sh7751.h +++ b/arch/sh/drivers/pci/pci-sh7751.h @@ -1,12 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Low-Level PCI Support for SH7751 targets * * Dustin McIntire (dustin@sensoria.com) (c) 2001 * Paul Mundt (lethal@linux-sh.org) (c) 2003 - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * */ #ifndef _PCI_SH7751_H_ diff --git a/arch/sh/drivers/pci/pci-sh7780.c b/arch/sh/drivers/pci/pci-sh7780.c index 5a6dab6e27d9..9a624a6ee354 100644 --- a/arch/sh/drivers/pci/pci-sh7780.c +++ b/arch/sh/drivers/pci/pci-sh7780.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Low-Level PCI Support for the SH7780 * * Copyright (C) 2005 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/types.h> #include <linux/kernel.h> @@ -19,7 +16,7 @@ #include <linux/log2.h> #include "pci-sh4.h" #include <asm/mmu.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #if defined(CONFIG_CPU_BIG_ENDIAN) # define PCICR_ENDIANNESS SH4_PCICR_BSWP @@ -151,7 +148,7 @@ static irqreturn_t sh7780_pci_serr_irq(int irq, void *dev_id) printk(KERN_DEBUG "PCI: system error received: "); pcibios_report_status(PCI_STATUS_SIG_SYSTEM_ERROR, 1); - printk("\n"); + pr_cont("\n"); /* Deassert SERR */ __raw_writel(SH4_PCIINTM_SDIM, hose->reg_base + SH4_PCIINTM); @@ -182,7 +179,7 @@ static int __init sh7780_pci_setup_irqs(struct pci_channel *hose) ret = request_irq(hose->serr_irq, sh7780_pci_serr_irq, 0, "PCI SERR interrupt", hose); if (unlikely(ret)) { - printk(KERN_ERR "PCI: Failed hooking SERR IRQ\n"); + pr_err("PCI: Failed hooking SERR IRQ\n"); return ret; } @@ -253,7 +250,7 @@ static int __init sh7780_pci_init(void) const char *type; int ret, i; - printk(KERN_NOTICE "PCI: Starting initialization.\n"); + pr_notice("PCI: Starting initialization.\n"); chan->reg_base = 0xfe040000; @@ -273,7 +270,7 @@ static int __init sh7780_pci_init(void) id = __raw_readw(chan->reg_base + PCI_VENDOR_ID); if (id != PCI_VENDOR_ID_RENESAS) { - printk(KERN_ERR "PCI: Unknown vendor ID 0x%04x.\n", id); + pr_err("PCI: Unknown vendor ID 0x%04x.\n", id); return -ENODEV; } @@ -284,14 +281,13 @@ static int __init sh7780_pci_init(void) (id == PCI_DEVICE_ID_RENESAS_SH7785) ? "SH7785" : NULL; if (unlikely(!type)) { - printk(KERN_ERR "PCI: Found an unsupported Renesas host " - "controller, device id 0x%04x.\n", id); + pr_err("PCI: Found an unsupported Renesas host controller, device id 0x%04x.\n", + id); return -EINVAL; } - printk(KERN_NOTICE "PCI: Found a Renesas %s host " - "controller, revision %d.\n", type, - __raw_readb(chan->reg_base + PCI_REVISION_ID)); + pr_notice("PCI: Found a Renesas %s host controller, revision %d.\n", + type, __raw_readb(chan->reg_base + PCI_REVISION_ID)); /* * Now throw it in to register initialization mode and @@ -398,9 +394,9 @@ static int __init sh7780_pci_init(void) sh7780_pci66_init(chan); - printk(KERN_NOTICE "PCI: Running at %dMHz.\n", - (__raw_readw(chan->reg_base + PCI_STATUS) & PCI_STATUS_66MHZ) ? - 66 : 33); + pr_notice("PCI: Running at %dMHz.\n", + (__raw_readw(chan->reg_base + PCI_STATUS) & PCI_STATUS_66MHZ) + ? 66 : 33); return 0; diff --git a/arch/sh/drivers/pci/pci-sh7780.h b/arch/sh/drivers/pci/pci-sh7780.h index 1742e2c9db7a..e2ac770f8e35 100644 --- a/arch/sh/drivers/pci/pci-sh7780.h +++ b/arch/sh/drivers/pci/pci-sh7780.h @@ -1,12 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Low-Level PCI Support for SH7780 targets * * Dustin McIntire (dustin@sensoria.com) (c) 2001 * Paul Mundt (lethal@linux-sh.org) (c) 2003 - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * */ #ifndef _PCI_SH7780_H_ diff --git a/arch/sh/drivers/pci/pci.c b/arch/sh/drivers/pci/pci.c index 102f5d58b037..a3903304f33f 100644 --- a/arch/sh/drivers/pci/pci.c +++ b/arch/sh/drivers/pci/pci.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * New-style PCI core. * @@ -6,17 +7,12 @@ * * Modelled after arch/mips/pci/pci.c: * Copyright (C) 2003, 04 Ralf Baechle (ralf@linux-mips.org) - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/mm.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/types.h> -#include <linux/dma-debug.h> #include <linux/io.h> #include <linux/mutex.h> #include <linux/spinlock.h> @@ -39,12 +35,18 @@ static void pcibios_scanbus(struct pci_channel *hose) LIST_HEAD(resources); struct resource *res; resource_size_t offset; - int i; - struct pci_bus *bus; + int i, ret; + struct pci_host_bridge *bridge; + + bridge = pci_alloc_host_bridge(0); + if (!bridge) + return; for (i = 0; i < hose->nr_resources; i++) { res = hose->resources + i; offset = 0; + if (res->flags & IORESOURCE_DISABLED) + continue; if (res->flags & IORESOURCE_IO) offset = hose->io_offset; else if (res->flags & IORESOURCE_MEM) @@ -52,27 +54,36 @@ static void pcibios_scanbus(struct pci_channel *hose) pci_add_resource_offset(&resources, res, offset); } - bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose, - &resources); - hose->bus = bus; + list_splice_init(&resources, &bridge->windows); + bridge->dev.parent = NULL; + bridge->sysdata = hose; + bridge->busnr = next_busno; + bridge->ops = hose->pci_ops; + bridge->swizzle_irq = pci_common_swizzle; + bridge->map_irq = pcibios_map_platform_irq; + + ret = pci_scan_root_bus_bridge(bridge); + if (ret) { + pci_free_host_bridge(bridge); + return; + } + + hose->bus = bridge->bus; need_domain_info = need_domain_info || hose->index; hose->need_domain_info = need_domain_info; - if (bus) { - next_busno = bus->busn_res.end + 1; - /* Don't allow 8-bit bus number overflow inside the hose - - reserve some space for bridges. */ - if (next_busno > 224) { - next_busno = 0; - need_domain_info = 1; - } - pci_bus_size_bridges(bus); - pci_bus_assign_resources(bus); - pci_enable_bridges(bus); - } else { - pci_free_resource_list(&resources); + next_busno = hose->bus->busn_res.end + 1; + /* Don't allow 8-bit bus number overflow inside the hose - + reserve some space for bridges. */ + if (next_busno > 224) { + next_busno = 0; + need_domain_info = 1; } + + pci_bus_size_bridges(hose->bus); + pci_bus_assign_resources(hose->bus); + pci_bus_add_devices(hose->bus); } /* @@ -89,6 +100,9 @@ int register_pci_controller(struct pci_channel *hose) for (i = 0; i < hose->nr_resources; i++) { struct resource *res = hose->resources + i; + if (res->flags & IORESOURCE_DISABLED) + continue; + if (res->flags & IORESOURCE_IO) { if (request_resource(&ioport_resource, res) < 0) goto out; @@ -105,8 +119,7 @@ int register_pci_controller(struct pci_channel *hose) * Do not panic here but later - this might happen before console init. */ if (!hose->io_map_base) { - printk(KERN_WARNING - "registering PCI controller with io_map_base unset\n"); + pr_warn("registering PCI controller with io_map_base unset\n"); } /* @@ -130,7 +143,7 @@ out: for (--i; i >= 0; i--) release_resource(&hose->resources[i]); - printk(KERN_WARNING "Skipping PCI bus scan due to resource conflict\n"); + pr_warn("Skipping PCI bus scan due to resource conflict\n"); return -1; } @@ -142,10 +155,6 @@ static int __init pcibios_init(void) for (hose = hose_head; hose; hose = hose->next) pcibios_scanbus(hose); - pci_fixup_irqs(pci_common_swizzle, pcibios_map_platform_irq); - - dma_debug_add_bus(&pci_bus_type); - pci_initialized = 1; return 0; @@ -153,14 +162,6 @@ static int __init pcibios_init(void) subsys_initcall(pcibios_init); /* - * Called after each bus is probed, but before its children - * are examined. - */ -void pcibios_fixup_bus(struct pci_bus *bus) -{ -} - -/* * We need to avoid collisions with `mirrored' VGA ports * and other strange ISA hardware, so we always want the * addresses to be allocated in the 0x000-0x0ff region @@ -187,11 +188,6 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res, return start; } -int pcibios_enable_device(struct pci_dev *dev, int mask) -{ - return pci_enable_resources(dev, mask); -} - static void __init pcibios_bus_report_status_early(struct pci_channel *hose, int top_bus, int current_bus, @@ -215,8 +211,8 @@ pcibios_bus_report_status_early(struct pci_channel *hose, pci_devfn, PCI_STATUS, status & status_mask); if (warn) - printk("(%02x:%02x: %04X) ", current_bus, - pci_devfn, status); + pr_cont("(%02x:%02x: %04X) ", current_bus, pci_devfn, + status); } } @@ -224,7 +220,7 @@ pcibios_bus_report_status_early(struct pci_channel *hose, * We can't use pci_find_device() here since we are * called from interrupt context. */ -static void __init_refok +static void __ref pcibios_bus_report_status(struct pci_bus *bus, unsigned int status_mask, int warn) { @@ -251,7 +247,7 @@ pcibios_bus_report_status(struct pci_bus *bus, unsigned int status_mask, pci_write_config_word(dev, PCI_STATUS, status & status_mask); if (warn) - printk("(%s: %04X) ", pci_name(dev), status); + pr_cont("(%s: %04X) ", pci_name(dev), status); } list_for_each_entry(dev, &bus->devices, bus_list) @@ -259,7 +255,7 @@ pcibios_bus_report_status(struct pci_bus *bus, unsigned int status_mask, pcibios_bus_report_status(dev->subordinate, status_mask, warn); } -void __init_refok pcibios_report_status(unsigned int status_mask, int warn) +void __ref pcibios_report_status(unsigned int status_mask, int warn) { struct pci_channel *hose; @@ -272,27 +268,6 @@ void __init_refok pcibios_report_status(unsigned int status_mask, int warn) } } -int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, - enum pci_mmap_state mmap_state, int write_combine) -{ - /* - * I/O space can be accessed via normal processor loads and stores on - * this platform but for now we elect not to do this and portable - * drivers should not do this anyway. - */ - if (mmap_state == pci_mmap_io) - return -EINVAL; - - /* - * Ignore write-combine; for now only return uncached mappings. - */ - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - - return remap_pfn_range(vma, vma->vm_start, vma->vm_pgoff, - vma->vm_end - vma->vm_start, - vma->vm_page_prot); -} - #ifndef CONFIG_GENERIC_IOMAP void __iomem *__pci_ioport_map(struct pci_dev *dev, diff --git a/arch/sh/drivers/pci/pcie-sh7786.c b/arch/sh/drivers/pci/pcie-sh7786.c index a162a7f86b2e..a78b9a935585 100644 --- a/arch/sh/drivers/pci/pcie-sh7786.c +++ b/arch/sh/drivers/pci/pcie-sh7786.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Low-Level PCI Express Support for the SH7786 * * Copyright (C) 2009 - 2011 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #define pr_fmt(fmt) "PCI: " fmt @@ -15,12 +12,14 @@ #include <linux/io.h> #include <linux/async.h> #include <linux/delay.h> +#include <linux/dma-map-ops.h> #include <linux/slab.h> #include <linux/clk.h> #include <linux/sh_clk.h> #include <linux/sh_intc.h> +#include <cpu/sh7786.h> #include "pcie-sh7786.h" -#include <asm/sizes.h> +#include <linux/sizes.h> struct sh7786_pcie_port { struct pci_channel *hose; @@ -32,6 +31,8 @@ struct sh7786_pcie_port { static struct sh7786_pcie_port *sh7786_pcie_ports; static unsigned int nr_ports; +size_t memsize; +u64 memstart; static struct sh7786_pcie_hwops { int (*core_init)(void); @@ -40,73 +41,73 @@ static struct sh7786_pcie_hwops { static struct resource sh7786_pci0_resources[] = { { - .name = "PCIe0 IO", + .name = "PCIe0 MEM 0", .start = 0xfd000000, .end = 0xfd000000 + SZ_8M - 1, - .flags = IORESOURCE_IO, + .flags = IORESOURCE_MEM, }, { - .name = "PCIe0 MEM 0", + .name = "PCIe0 MEM 1", .start = 0xc0000000, .end = 0xc0000000 + SZ_512M - 1, .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, }, { - .name = "PCIe0 MEM 1", + .name = "PCIe0 MEM 2", .start = 0x10000000, .end = 0x10000000 + SZ_64M - 1, .flags = IORESOURCE_MEM, }, { - .name = "PCIe0 MEM 2", + .name = "PCIe0 IO", .start = 0xfe100000, .end = 0xfe100000 + SZ_1M - 1, - .flags = IORESOURCE_MEM, + .flags = IORESOURCE_IO, }, }; static struct resource sh7786_pci1_resources[] = { { - .name = "PCIe1 IO", + .name = "PCIe1 MEM 0", .start = 0xfd800000, .end = 0xfd800000 + SZ_8M - 1, - .flags = IORESOURCE_IO, + .flags = IORESOURCE_MEM, }, { - .name = "PCIe1 MEM 0", + .name = "PCIe1 MEM 1", .start = 0xa0000000, .end = 0xa0000000 + SZ_512M - 1, .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, }, { - .name = "PCIe1 MEM 1", + .name = "PCIe1 MEM 2", .start = 0x30000000, .end = 0x30000000 + SZ_256M - 1, .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, }, { - .name = "PCIe1 MEM 2", + .name = "PCIe1 IO", .start = 0xfe300000, .end = 0xfe300000 + SZ_1M - 1, - .flags = IORESOURCE_MEM, + .flags = IORESOURCE_IO, }, }; static struct resource sh7786_pci2_resources[] = { { - .name = "PCIe2 IO", + .name = "PCIe2 MEM 0", .start = 0xfc800000, .end = 0xfc800000 + SZ_4M - 1, - .flags = IORESOURCE_IO, + .flags = IORESOURCE_MEM, }, { - .name = "PCIe2 MEM 0", + .name = "PCIe2 MEM 1", .start = 0x80000000, .end = 0x80000000 + SZ_512M - 1, .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, }, { - .name = "PCIe2 MEM 1", + .name = "PCIe2 MEM 2", .start = 0x20000000, .end = 0x20000000 + SZ_256M - 1, .flags = IORESOURCE_MEM | IORESOURCE_MEM_32BIT, }, { - .name = "PCIe2 MEM 2", + .name = "PCIe2 IO", .start = 0xfcd00000, .end = 0xfcd00000 + SZ_1M - 1, - .flags = IORESOURCE_MEM, + .flags = IORESOURCE_IO, }, }; @@ -138,12 +139,12 @@ static void sh7786_pci_fixup(struct pci_dev *dev) * Prevent enumeration of root complex resources. */ if (pci_is_root_bus(dev->bus) && dev->devfn == 0) { - int i; + struct resource *r; - for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { - dev->resource[i].start = 0; - dev->resource[i].end = 0; - dev->resource[i].flags = 0; + pci_dev_for_each_resource(dev, r) { + r->start = 0; + r->end = 0; + r->flags = 0; } } } @@ -301,8 +302,7 @@ static int __init pcie_init(struct sh7786_pcie_port *port) { struct pci_channel *chan = port->hose; unsigned int data; - phys_addr_t memphys; - size_t memsize; + phys_addr_t memstart, memend; int ret, i, win; /* Begin initialization */ @@ -313,7 +313,7 @@ static int __init pcie_init(struct sh7786_pcie_port *port) * class to match. Hardware takes care of propagating the IDSETR * settings, so there is no need to bother with a quirk. */ - pci_write_reg(chan, PCI_CLASS_BRIDGE_PCI << 16, SH4A_PCIEIDSETR1); + pci_write_reg(chan, PCI_CLASS_BRIDGE_PCI_NORMAL << 8, SH4A_PCIEIDSETR1); /* Initialize default capabilities. */ data = pci_read_reg(chan, SH4A_PCIEEXPCAP0); @@ -357,15 +357,24 @@ static int __init pcie_init(struct sh7786_pcie_port *port) data |= (0xff << 16); pci_write_reg(chan, data, SH4A_PCIEMACCTLR); - memphys = __pa(memory_start); - memsize = roundup_pow_of_two(memory_end - memory_start); + memstart = __pa(memory_start); + memend = __pa(memory_end); + memsize = roundup_pow_of_two(memend - memstart); + + /* + * The start address must be aligned on its size. So we round + * it down, and then recalculate the size so that it covers + * the entire memory. + */ + memstart = ALIGN_DOWN(memstart, memsize); + memsize = roundup_pow_of_two(memend - memstart); /* * If there's more than 512MB of memory, we need to roll over to * LAR1/LAMR1. */ if (memsize > SZ_512M) { - pci_write_reg(chan, memphys + SZ_512M, SH4A_PCIELAR1); + pci_write_reg(chan, memstart + SZ_512M, SH4A_PCIELAR1); pci_write_reg(chan, ((memsize - SZ_512M) - SZ_256) | 1, SH4A_PCIELAMR1); memsize = SZ_512M; @@ -381,7 +390,7 @@ static int __init pcie_init(struct sh7786_pcie_port *port) * LAR0/LAMR0 covers up to the first 512MB, which is enough to * cover all of lowmem on most platforms. */ - pci_write_reg(chan, memphys, SH4A_PCIELAR0); + pci_write_reg(chan, memstart, SH4A_PCIELAR0); pci_write_reg(chan, (memsize - SZ_256) | 1, SH4A_PCIELAMR0); /* Finish initialization */ @@ -438,6 +447,9 @@ static int __init pcie_init(struct sh7786_pcie_port *port) * mode, so just skip them entirely. */ if ((res->flags & IORESOURCE_MEM_32BIT) && __in_29bit_mode()) + res->flags |= IORESOURCE_DISABLED; + + if (res->flags & IORESOURCE_DISABLED) continue; pci_write_reg(chan, 0x00000000, SH4A_PCIEPTCTLR(win)); @@ -467,11 +479,17 @@ static int __init pcie_init(struct sh7786_pcie_port *port) return 0; } -int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) +int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin) { return evt2irq(0xae0); } +void pcibios_bus_add_device(struct pci_dev *pdev) +{ + dma_direct_set_offset(&pdev->dev, __pa(memory_start), + __pa(memory_start) - memstart, memsize); +} + static int __init sh7786_pcie_core_init(void) { /* Return the number of ports */ @@ -527,6 +545,7 @@ static struct sh7786_pcie_hwops sh7786_65nm_pcie_hwops __initdata = { static int __init sh7786_pcie_init(void) { struct clk *platclk; + u32 mm_sel; int i; printk(KERN_NOTICE "PCI: Starting initialization.\n"); @@ -539,7 +558,7 @@ static int __init sh7786_pcie_init(void) if (unlikely(nr_ports == 0)) return -ENODEV; - sh7786_pcie_ports = kzalloc(nr_ports * sizeof(struct sh7786_pcie_port), + sh7786_pcie_ports = kcalloc(nr_ports, sizeof(struct sh7786_pcie_port), GFP_KERNEL); if (unlikely(!sh7786_pcie_ports)) return -ENOMEM; @@ -560,6 +579,16 @@ static int __init sh7786_pcie_init(void) clk_enable(platclk); + mm_sel = sh7786_mm_sel(); + + /* + * Depending on the MMSELR register value, the PCIe0 MEM 1 + * area may not be available. See Table 13.11 of the SH7786 + * datasheet. + */ + if (mm_sel != 1 && mm_sel != 2 && mm_sel != 5 && mm_sel != 6) + sh7786_pci0_resources[2].flags |= IORESOURCE_DISABLED; + printk(KERN_NOTICE "PCI: probing %d ports.\n", nr_ports); for (i = 0; i < nr_ports; i++) { diff --git a/arch/sh/drivers/pci/pcie-sh7786.h b/arch/sh/drivers/pci/pcie-sh7786.h index 1ee054e47eae..ffe383681a0b 100644 --- a/arch/sh/drivers/pci/pcie-sh7786.h +++ b/arch/sh/drivers/pci/pcie-sh7786.h @@ -1,12 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * SH7786 PCI-Express controller definitions. * * Copyright (C) 2008, 2009 Renesas Technology Corp. * All rights reserved. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __PCI_SH7786_H #define __PCI_SH7786_H @@ -145,9 +142,6 @@ /* PCIERMSGIER */ #define SH4A_PCIERMSGIER (0x004040) /* R/W - 0x0000 0000 32 */ -/* PCIEPHYCTLR */ -#define SH4A_PCIEPHYCTLR (0x010000) /* R/W - 0x0000 0000 32 */ - /* PCIEPHYADRR */ #define SH4A_PCIEPHYADRR (0x010004) /* R/W - 0x0000 0000 32 */ #define BITS_ACK (24) // Rev1.171 diff --git a/arch/sh/drivers/platform_early.c b/arch/sh/drivers/platform_early.c new file mode 100644 index 000000000000..143747c45206 --- /dev/null +++ b/arch/sh/drivers/platform_early.c @@ -0,0 +1,340 @@ +// SPDX--License-Identifier: GPL-2.0 + +#include <asm/platform_early.h> +#include <linux/mod_devicetable.h> +#include <linux/pm.h> + +static __initdata LIST_HEAD(sh_early_platform_driver_list); +static __initdata LIST_HEAD(sh_early_platform_device_list); + +static const struct platform_device_id * +platform_match_id(const struct platform_device_id *id, + struct platform_device *pdev) +{ + while (id->name[0]) { + if (strcmp(pdev->name, id->name) == 0) { + pdev->id_entry = id; + return id; + } + id++; + } + return NULL; +} + +static int platform_match(struct device *dev, struct device_driver *drv) +{ + struct platform_device *pdev = to_platform_device(dev); + struct platform_driver *pdrv = to_platform_driver(drv); + + /* When driver_override is set, only bind to the matching driver */ + if (pdev->driver_override) + return !strcmp(pdev->driver_override, drv->name); + + /* Then try to match against the id table */ + if (pdrv->id_table) + return platform_match_id(pdrv->id_table, pdev) != NULL; + + /* fall-back to driver name match */ + return (strcmp(pdev->name, drv->name) == 0); +} + +#ifdef CONFIG_PM +static void device_pm_init_common(struct device *dev) +{ + if (!dev->power.early_init) { + spin_lock_init(&dev->power.lock); + dev->power.qos = NULL; + dev->power.early_init = true; + } +} + +static void pm_runtime_early_init(struct device *dev) +{ + dev->power.disable_depth = 1; + device_pm_init_common(dev); +} +#else +static void pm_runtime_early_init(struct device *dev) {} +#endif + +/** + * sh_early_platform_driver_register - register early platform driver + * @epdrv: sh_early_platform driver structure + * @buf: string passed from early_param() + * + * Helper function for sh_early_platform_init() / sh_early_platform_init_buffer() + */ +int __init sh_early_platform_driver_register(struct sh_early_platform_driver *epdrv, + char *buf) +{ + char *tmp; + int n; + + /* Simply add the driver to the end of the global list. + * Drivers will by default be put on the list in compiled-in order. + */ + if (!epdrv->list.next) { + INIT_LIST_HEAD(&epdrv->list); + list_add_tail(&epdrv->list, &sh_early_platform_driver_list); + } + + /* If the user has specified device then make sure the driver + * gets prioritized. The driver of the last device specified on + * command line will be put first on the list. + */ + n = strlen(epdrv->pdrv->driver.name); + if (buf && !strncmp(buf, epdrv->pdrv->driver.name, n)) { + list_move(&epdrv->list, &sh_early_platform_driver_list); + + /* Allow passing parameters after device name */ + if (buf[n] == '\0' || buf[n] == ',') + epdrv->requested_id = -1; + else { + epdrv->requested_id = simple_strtoul(&buf[n + 1], + &tmp, 10); + + if (buf[n] != '.' || (tmp == &buf[n + 1])) { + epdrv->requested_id = EARLY_PLATFORM_ID_ERROR; + n = 0; + } else + n += strcspn(&buf[n + 1], ",") + 1; + } + + if (buf[n] == ',') + n++; + + if (epdrv->bufsize) { + memcpy(epdrv->buffer, &buf[n], + min_t(int, epdrv->bufsize, strlen(&buf[n]) + 1)); + epdrv->buffer[epdrv->bufsize - 1] = '\0'; + } + } + + return 0; +} + +/** + * sh_early_platform_add_devices - adds a number of early platform devices + * @devs: array of early platform devices to add + * @num: number of early platform devices in array + * + * Used by early architecture code to register early platform devices and + * their platform data. + */ +void __init sh_early_platform_add_devices(struct platform_device **devs, int num) +{ + struct device *dev; + int i; + + /* simply add the devices to list */ + for (i = 0; i < num; i++) { + dev = &devs[i]->dev; + + if (!dev->devres_head.next) { + pm_runtime_early_init(dev); + INIT_LIST_HEAD(&dev->devres_head); + list_add_tail(&dev->devres_head, + &sh_early_platform_device_list); + } + } +} + +/** + * sh_early_platform_driver_register_all - register early platform drivers + * @class_str: string to identify early platform driver class + * + * Used by architecture code to register all early platform drivers + * for a certain class. If omitted then only early platform drivers + * with matching kernel command line class parameters will be registered. + */ +void __init sh_early_platform_driver_register_all(char *class_str) +{ + /* The "class_str" parameter may or may not be present on the kernel + * command line. If it is present then there may be more than one + * matching parameter. + * + * Since we register our early platform drivers using early_param() + * we need to make sure that they also get registered in the case + * when the parameter is missing from the kernel command line. + * + * We use parse_early_options() to make sure the early_param() gets + * called at least once. The early_param() may be called more than + * once since the name of the preferred device may be specified on + * the kernel command line. sh_early_platform_driver_register() handles + * this case for us. + */ + parse_early_options(class_str); +} + +/** + * sh_early_platform_match - find early platform device matching driver + * @epdrv: early platform driver structure + * @id: id to match against + */ +static struct platform_device * __init +sh_early_platform_match(struct sh_early_platform_driver *epdrv, int id) +{ + struct platform_device *pd; + + list_for_each_entry(pd, &sh_early_platform_device_list, dev.devres_head) + if (platform_match(&pd->dev, &epdrv->pdrv->driver)) + if (pd->id == id) + return pd; + + return NULL; +} + +/** + * sh_early_platform_left - check if early platform driver has matching devices + * @epdrv: early platform driver structure + * @id: return true if id or above exists + */ +static int __init sh_early_platform_left(struct sh_early_platform_driver *epdrv, + int id) +{ + struct platform_device *pd; + + list_for_each_entry(pd, &sh_early_platform_device_list, dev.devres_head) + if (platform_match(&pd->dev, &epdrv->pdrv->driver)) + if (pd->id >= id) + return 1; + + return 0; +} + +/** + * sh_early_platform_driver_probe_id - probe drivers matching class_str and id + * @class_str: string to identify early platform driver class + * @id: id to match against + * @nr_probe: number of platform devices to successfully probe before exiting + */ +static int __init sh_early_platform_driver_probe_id(char *class_str, + int id, + int nr_probe) +{ + struct sh_early_platform_driver *epdrv; + struct platform_device *match; + int match_id; + int n = 0; + int left = 0; + + list_for_each_entry(epdrv, &sh_early_platform_driver_list, list) { + /* only use drivers matching our class_str */ + if (strcmp(class_str, epdrv->class_str)) + continue; + + if (id == -2) { + match_id = epdrv->requested_id; + left = 1; + + } else { + match_id = id; + left += sh_early_platform_left(epdrv, id); + + /* skip requested id */ + switch (epdrv->requested_id) { + case EARLY_PLATFORM_ID_ERROR: + case EARLY_PLATFORM_ID_UNSET: + break; + default: + if (epdrv->requested_id == id) + match_id = EARLY_PLATFORM_ID_UNSET; + } + } + + switch (match_id) { + case EARLY_PLATFORM_ID_ERROR: + pr_warn("%s: unable to parse %s parameter\n", + class_str, epdrv->pdrv->driver.name); + fallthrough; + case EARLY_PLATFORM_ID_UNSET: + match = NULL; + break; + default: + match = sh_early_platform_match(epdrv, match_id); + } + + if (match) { + /* + * Set up a sensible init_name to enable + * dev_name() and others to be used before the + * rest of the driver core is initialized. + */ + if (!match->dev.init_name && slab_is_available()) { + if (match->id != -1) + match->dev.init_name = + kasprintf(GFP_KERNEL, "%s.%d", + match->name, + match->id); + else + match->dev.init_name = + kasprintf(GFP_KERNEL, "%s", + match->name); + + if (!match->dev.init_name) + return -ENOMEM; + } + + if (epdrv->pdrv->probe(match)) + pr_warn("%s: unable to probe %s early.\n", + class_str, match->name); + else + n++; + } + + if (n >= nr_probe) + break; + } + + if (left) + return n; + else + return -ENODEV; +} + +/** + * sh_early_platform_driver_probe - probe a class of registered drivers + * @class_str: string to identify early platform driver class + * @nr_probe: number of platform devices to successfully probe before exiting + * @user_only: only probe user specified early platform devices + * + * Used by architecture code to probe registered early platform drivers + * within a certain class. For probe to happen a registered early platform + * device matching a registered early platform driver is needed. + */ +int __init sh_early_platform_driver_probe(char *class_str, + int nr_probe, + int user_only) +{ + int k, n, i; + + n = 0; + for (i = -2; n < nr_probe; i++) { + k = sh_early_platform_driver_probe_id(class_str, i, nr_probe - n); + + if (k < 0) + break; + + n += k; + + if (user_only) + break; + } + + return n; +} + +/** + * early_platform_cleanup - clean up early platform code + */ +void __init early_platform_cleanup(void) +{ + struct platform_device *pd, *pd2; + + /* clean up the devres list used to chain devices */ + list_for_each_entry_safe(pd, pd2, &sh_early_platform_device_list, + dev.devres_head) { + list_del(&pd->dev.devres_head); + memset(&pd->dev.devres_head, 0, sizeof(pd->dev.devres_head)); + } +} diff --git a/arch/sh/drivers/push-switch.c b/arch/sh/drivers/push-switch.c index 5bfb341cc5c4..443cc6fd26a8 100644 --- a/arch/sh/drivers/push-switch.c +++ b/arch/sh/drivers/push-switch.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Generic push-switch framework * * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/slab.h> @@ -24,11 +21,11 @@ static ssize_t switch_show(struct device *dev, struct push_switch_platform_info *psw_info = dev->platform_data; return sprintf(buf, "%s\n", psw_info->name); } -static DEVICE_ATTR(switch, S_IRUGO, switch_show, NULL); +static DEVICE_ATTR_RO(switch); -static void switch_timer(unsigned long data) +static void switch_timer(struct timer_list *t) { - struct push_switch *psw = (struct push_switch *)data; + struct push_switch *psw = timer_container_of(psw, t, debounce); schedule_work(&psw->work); } @@ -78,10 +75,7 @@ static int switch_drv_probe(struct platform_device *pdev) } INIT_WORK(&psw->work, switch_work_handler); - init_timer(&psw->debounce); - - psw->debounce.function = switch_timer; - psw->debounce.data = (unsigned long)psw; + timer_setup(&psw->debounce, switch_timer, 0); /* Workqueue API brain-damage */ psw->pdev = pdev; @@ -97,7 +91,7 @@ err: return ret; } -static int switch_drv_remove(struct platform_device *pdev) +static void switch_drv_remove(struct platform_device *pdev) { struct push_switch *psw = platform_get_drvdata(pdev); struct push_switch_platform_info *psw_info = pdev->dev.platform_data; @@ -107,13 +101,11 @@ static int switch_drv_remove(struct platform_device *pdev) device_remove_file(&pdev->dev, &dev_attr_switch); platform_set_drvdata(pdev, NULL); + timer_shutdown_sync(&psw->debounce); flush_work(&psw->work); - del_timer_sync(&psw->debounce); free_irq(irq, pdev); kfree(psw); - - return 0; } static struct platform_driver switch_driver = { @@ -139,4 +131,5 @@ module_exit(switch_exit); MODULE_VERSION(DRV_VERSION); MODULE_AUTHOR("Paul Mundt"); +MODULE_DESCRIPTION("Generic push-switch framework"); MODULE_LICENSE("GPL v2"); diff --git a/arch/sh/drivers/superhyway/Makefile b/arch/sh/drivers/superhyway/Makefile deleted file mode 100644 index 5b8e0c7ca3a5..000000000000 --- a/arch/sh/drivers/superhyway/Makefile +++ /dev/null @@ -1,6 +0,0 @@ -# -# Makefile for the SuperHyway specific kernel interface routines under Linux. -# - -obj-$(CONFIG_CPU_SUBTYPE_SH4_202) += ops-sh4-202.o - diff --git a/arch/sh/drivers/superhyway/ops-sh4-202.c b/arch/sh/drivers/superhyway/ops-sh4-202.c deleted file mode 100644 index 6da62e9475c4..000000000000 --- a/arch/sh/drivers/superhyway/ops-sh4-202.c +++ /dev/null @@ -1,171 +0,0 @@ -/* - * arch/sh/drivers/superhyway/ops-sh4-202.c - * - * SuperHyway bus support for SH4-202 - * - * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU - * General Public License. See the file "COPYING" in the main - * directory of this archive for more details. - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/superhyway.h> -#include <linux/string.h> -#include <asm/addrspace.h> -#include <asm/io.h> - -#define PHYS_EMI_CBLOCK P4SEGADDR(0x1ec00000) -#define PHYS_EMI_DBLOCK P4SEGADDR(0x08000000) -#define PHYS_FEMI_CBLOCK P4SEGADDR(0x1f800000) -#define PHYS_FEMI_DBLOCK P4SEGADDR(0x00000000) - -#define PHYS_EPBR_BLOCK P4SEGADDR(0x1de00000) -#define PHYS_DMAC_BLOCK P4SEGADDR(0x1fa00000) -#define PHYS_PBR_BLOCK P4SEGADDR(0x1fc00000) - -static struct resource emi_resources[] = { - [0] = { - .start = PHYS_EMI_CBLOCK, - .end = PHYS_EMI_CBLOCK + 0x00300000 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = PHYS_EMI_DBLOCK, - .end = PHYS_EMI_DBLOCK + 0x08000000 - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct superhyway_device emi_device = { - .name = "emi", - .num_resources = ARRAY_SIZE(emi_resources), - .resource = emi_resources, -}; - -static struct resource femi_resources[] = { - [0] = { - .start = PHYS_FEMI_CBLOCK, - .end = PHYS_FEMI_CBLOCK + 0x00100000 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = PHYS_FEMI_DBLOCK, - .end = PHYS_FEMI_DBLOCK + 0x08000000 - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct superhyway_device femi_device = { - .name = "femi", - .num_resources = ARRAY_SIZE(femi_resources), - .resource = femi_resources, -}; - -static struct resource epbr_resources[] = { - [0] = { - .start = P4SEGADDR(0x1e7ffff8), - .end = P4SEGADDR(0x1e7ffff8 + (sizeof(u32) * 2) - 1), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = PHYS_EPBR_BLOCK, - .end = PHYS_EPBR_BLOCK + 0x00a00000 - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct superhyway_device epbr_device = { - .name = "epbr", - .num_resources = ARRAY_SIZE(epbr_resources), - .resource = epbr_resources, -}; - -static struct resource dmac_resource = { - .start = PHYS_DMAC_BLOCK, - .end = PHYS_DMAC_BLOCK + 0x00100000 - 1, - .flags = IORESOURCE_MEM, -}; - -static struct superhyway_device dmac_device = { - .name = "dmac", - .num_resources = 1, - .resource = &dmac_resource, -}; - -static struct resource pbr_resources[] = { - [0] = { - .start = P4SEGADDR(0x1ffffff8), - .end = P4SEGADDR(0x1ffffff8 + (sizeof(u32) * 2) - 1), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = PHYS_PBR_BLOCK, - .end = PHYS_PBR_BLOCK + 0x00400000 - (sizeof(u32) * 2) - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct superhyway_device pbr_device = { - .name = "pbr", - .num_resources = ARRAY_SIZE(pbr_resources), - .resource = pbr_resources, -}; - -static struct superhyway_device *sh4202_devices[] __initdata = { - &emi_device, &femi_device, &epbr_device, &dmac_device, &pbr_device, -}; - -static int sh4202_read_vcr(unsigned long base, struct superhyway_vcr_info *vcr) -{ - u32 vcrh, vcrl; - u64 tmp; - - /* - * XXX: Even though the SH4-202 Evaluation Device documentation - * indicates that VCRL is mapped first with VCRH at a + 0x04 - * offset, the opposite seems to be true. - * - * Some modules (PBR and ePBR for instance) also appear to have - * VCRL/VCRH flipped in the documentation, but on the SH4-202 - * itself it appears that these are all consistently mapped with - * VCRH preceding VCRL. - * - * Do not trust the documentation, for it is evil. - */ - vcrh = __raw_readl(base); - vcrl = __raw_readl(base + sizeof(u32)); - - tmp = ((u64)vcrh << 32) | vcrl; - memcpy(vcr, &tmp, sizeof(u64)); - - return 0; -} - -static int sh4202_write_vcr(unsigned long base, struct superhyway_vcr_info vcr) -{ - u64 tmp = *(u64 *)&vcr; - - __raw_writel((tmp >> 32) & 0xffffffff, base); - __raw_writel(tmp & 0xffffffff, base + sizeof(u32)); - - return 0; -} - -static struct superhyway_ops sh4202_superhyway_ops = { - .read_vcr = sh4202_read_vcr, - .write_vcr = sh4202_write_vcr, -}; - -struct superhyway_bus superhyway_channels[] = { - { &sh4202_superhyway_ops, }, - { 0, }, -}; - -int __init superhyway_scan_bus(struct superhyway_bus *bus) -{ - return superhyway_add_devices(bus, sh4202_devices, - ARRAY_SIZE(sh4202_devices)); -} - diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index 280bea9e5e2b..4d3f10ed8275 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -1,36 +1,6 @@ - -generic-y += bitsperlong.h -generic-y += cputime.h -generic-y += current.h -generic-y += delay.h -generic-y += div64.h -generic-y += emergency-restart.h -generic-y += errno.h -generic-y += exec.h -generic-y += fcntl.h -generic-y += ioctl.h -generic-y += ipcbuf.h -generic-y += irq_regs.h +# SPDX-License-Identifier: GPL-2.0 +generated-y += syscall_table.h generic-y += kvm_para.h -generic-y += local.h -generic-y += local64.h -generic-y += param.h +generic-y += mcs_spinlock.h generic-y += parport.h -generic-y += percpu.h -generic-y += poll.h -generic-y += mman.h -generic-y += msgbuf.h -generic-y += resource.h -generic-y += scatterlist.h -generic-y += sembuf.h -generic-y += serial.h -generic-y += shmbuf.h -generic-y += siginfo.h -generic-y += sizes.h -generic-y += socket.h -generic-y += statfs.h -generic-y += termbits.h -generic-y += termios.h -generic-y += trace_clock.h -generic-y += ucontext.h -generic-y += xor.h +generic-y += text-patching.h diff --git a/arch/sh/include/asm/adc.h b/arch/sh/include/asm/adc.h index 48824c1fab80..feccfe639e38 100644 --- a/arch/sh/include/asm/adc.h +++ b/arch/sh/include/asm/adc.h @@ -1,6 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_ADC_H #define __ASM_ADC_H -#ifdef __KERNEL__ /* * Copyright (C) 2004 Andriy Skulysh */ @@ -9,5 +9,4 @@ int adc_single(unsigned int channel); -#endif /* __KERNEL__ */ #endif /* __ASM_ADC_H */ diff --git a/arch/sh/include/asm/addrspace.h b/arch/sh/include/asm/addrspace.h index 3d1ae2bfaa6f..468fba333e89 100644 --- a/arch/sh/include/asm/addrspace.h +++ b/arch/sh/include/asm/addrspace.h @@ -1,7 +1,4 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. +/* SPDX-License-Identifier: GPL-2.0 * * Copyright (C) 1999 by Kaz Kojima * @@ -10,8 +7,6 @@ #ifndef __ASM_SH_ADDRSPACE_H #define __ASM_SH_ADDRSPACE_H -#ifdef __KERNEL__ - #include <cpu/addrspace.h> /* If this CPU supports segmentation, hook up the helpers */ @@ -65,5 +60,4 @@ #define P3_ADDR_MAX P4SEG #endif -#endif /* __KERNEL__ */ #endif /* __ASM_SH_ADDRSPACE_H */ diff --git a/arch/sh/include/asm/alignment.h b/arch/sh/include/asm/alignment.h index b12efecf5294..4f3e715b8c26 100644 --- a/arch/sh/include/asm/alignment.h +++ b/arch/sh/include/asm/alignment.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_ALIGNMENT_H #define __ASM_SH_ALIGNMENT_H diff --git a/arch/sh/include/asm/asm-offsets.h b/arch/sh/include/asm/asm-offsets.h index d370ee36a182..9f8535716392 100644 --- a/arch/sh/include/asm/asm-offsets.h +++ b/arch/sh/include/asm/asm-offsets.h @@ -1 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <generated/asm-offsets.h> diff --git a/arch/sh/include/asm/atomic-grb.h b/arch/sh/include/asm/atomic-grb.h index a273c88578fc..cf1c10f15528 100644 --- a/arch/sh/include/asm/atomic-grb.h +++ b/arch/sh/include/asm/atomic-grb.h @@ -1,123 +1,95 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_ATOMIC_GRB_H #define __ASM_SH_ATOMIC_GRB_H -static inline void atomic_add(int i, atomic_t *v) -{ - int tmp; +#define ATOMIC_OP(op) \ +static inline void arch_atomic_##op(int i, atomic_t *v) \ +{ \ + int tmp; \ + \ + __asm__ __volatile__ ( \ + " .align 2 \n\t" \ + " mova 1f, r0 \n\t" /* r0 = end point */ \ + " mov r15, r1 \n\t" /* r1 = saved sp */ \ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ \ + " mov.l @%1, %0 \n\t" /* load old value */ \ + " " #op " %2, %0 \n\t" /* $op */ \ + " mov.l %0, @%1 \n\t" /* store new value */ \ + "1: mov r1, r15 \n\t" /* LOGOUT */ \ + : "=&r" (tmp), \ + "+r" (v) \ + : "r" (i) \ + : "memory" , "r0", "r1"); \ +} \ - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " add %2, %0 \n\t" /* add */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (v) - : "r" (i) - : "memory" , "r0", "r1"); +#define ATOMIC_OP_RETURN(op) \ +static inline int arch_atomic_##op##_return(int i, atomic_t *v) \ +{ \ + int tmp; \ + \ + __asm__ __volatile__ ( \ + " .align 2 \n\t" \ + " mova 1f, r0 \n\t" /* r0 = end point */ \ + " mov r15, r1 \n\t" /* r1 = saved sp */ \ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ \ + " mov.l @%1, %0 \n\t" /* load old value */ \ + " " #op " %2, %0 \n\t" /* $op */ \ + " mov.l %0, @%1 \n\t" /* store new value */ \ + "1: mov r1, r15 \n\t" /* LOGOUT */ \ + : "=&r" (tmp), \ + "+r" (v) \ + : "r" (i) \ + : "memory" , "r0", "r1"); \ + \ + return tmp; \ } -static inline void atomic_sub(int i, atomic_t *v) -{ - int tmp; - - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " sub %2, %0 \n\t" /* sub */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (v) - : "r" (i) - : "memory" , "r0", "r1"); -} - -static inline int atomic_add_return(int i, atomic_t *v) -{ - int tmp; - - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " add %2, %0 \n\t" /* add */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (v) - : "r" (i) - : "memory" , "r0", "r1"); - - return tmp; +#define ATOMIC_FETCH_OP(op) \ +static inline int arch_atomic_fetch_##op(int i, atomic_t *v) \ +{ \ + int res, tmp; \ + \ + __asm__ __volatile__ ( \ + " .align 2 \n\t" \ + " mova 1f, r0 \n\t" /* r0 = end point */ \ + " mov r15, r1 \n\t" /* r1 = saved sp */ \ + " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ \ + " mov.l @%2, %0 \n\t" /* load old value */ \ + " mov %0, %1 \n\t" /* save old value */ \ + " " #op " %3, %0 \n\t" /* $op */ \ + " mov.l %0, @%2 \n\t" /* store new value */ \ + "1: mov r1, r15 \n\t" /* LOGOUT */ \ + : "=&r" (tmp), "=&r" (res), "+r" (v) \ + : "r" (i) \ + : "memory" , "r0", "r1"); \ + \ + return res; \ } -static inline int atomic_sub_return(int i, atomic_t *v) -{ - int tmp; +#define ATOMIC_OPS(op) ATOMIC_OP(op) ATOMIC_OP_RETURN(op) ATOMIC_FETCH_OP(op) - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " sub %2, %0 \n\t" /* sub */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (v) - : "r" (i) - : "memory", "r0", "r1"); +ATOMIC_OPS(add) +ATOMIC_OPS(sub) - return tmp; -} +#define arch_atomic_add_return arch_atomic_add_return +#define arch_atomic_sub_return arch_atomic_sub_return +#define arch_atomic_fetch_add arch_atomic_fetch_add +#define arch_atomic_fetch_sub arch_atomic_fetch_sub -static inline void atomic_clear_mask(unsigned int mask, atomic_t *v) -{ - int tmp; - unsigned int _mask = ~mask; +#undef ATOMIC_OPS +#define ATOMIC_OPS(op) ATOMIC_OP(op) ATOMIC_FETCH_OP(op) - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " and %2, %0 \n\t" /* add */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (v) - : "r" (_mask) - : "memory" , "r0", "r1"); -} +ATOMIC_OPS(and) +ATOMIC_OPS(or) +ATOMIC_OPS(xor) -static inline void atomic_set_mask(unsigned int mask, atomic_t *v) -{ - int tmp; +#define arch_atomic_fetch_and arch_atomic_fetch_and +#define arch_atomic_fetch_or arch_atomic_fetch_or +#define arch_atomic_fetch_xor arch_atomic_fetch_xor - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" /* r0 = end point */ - " mov r15, r1 \n\t" /* r1 = saved sp */ - " mov #-6, r15 \n\t" /* LOGIN: r15 = size */ - " mov.l @%1, %0 \n\t" /* load old value */ - " or %2, %0 \n\t" /* or */ - " mov.l %0, @%1 \n\t" /* store new value */ - "1: mov r1, r15 \n\t" /* LOGOUT */ - : "=&r" (tmp), - "+r" (v) - : "r" (mask) - : "memory" , "r0", "r1"); -} +#undef ATOMIC_OPS +#undef ATOMIC_FETCH_OP +#undef ATOMIC_OP_RETURN +#undef ATOMIC_OP #endif /* __ASM_SH_ATOMIC_GRB_H */ diff --git a/arch/sh/include/asm/atomic-irq.h b/arch/sh/include/asm/atomic-irq.h index 9f7c56609e53..b4090cc35493 100644 --- a/arch/sh/include/asm/atomic-irq.h +++ b/arch/sh/include/asm/atomic-irq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_ATOMIC_IRQ_H #define __ASM_SH_ATOMIC_IRQ_H @@ -8,66 +9,73 @@ * forward to code at the end of this object's .text section, then * branch back to restart the operation. */ -static inline void atomic_add(int i, atomic_t *v) -{ - unsigned long flags; - raw_local_irq_save(flags); - v->counter += i; - raw_local_irq_restore(flags); +#define ATOMIC_OP(op, c_op) \ +static inline void arch_atomic_##op(int i, atomic_t *v) \ +{ \ + unsigned long flags; \ + \ + raw_local_irq_save(flags); \ + v->counter c_op i; \ + raw_local_irq_restore(flags); \ } -static inline void atomic_sub(int i, atomic_t *v) -{ - unsigned long flags; - - raw_local_irq_save(flags); - v->counter -= i; - raw_local_irq_restore(flags); +#define ATOMIC_OP_RETURN(op, c_op) \ +static inline int arch_atomic_##op##_return(int i, atomic_t *v) \ +{ \ + unsigned long temp, flags; \ + \ + raw_local_irq_save(flags); \ + temp = v->counter; \ + temp c_op i; \ + v->counter = temp; \ + raw_local_irq_restore(flags); \ + \ + return temp; \ } -static inline int atomic_add_return(int i, atomic_t *v) -{ - unsigned long temp, flags; - - raw_local_irq_save(flags); - temp = v->counter; - temp += i; - v->counter = temp; - raw_local_irq_restore(flags); - - return temp; +#define ATOMIC_FETCH_OP(op, c_op) \ +static inline int arch_atomic_fetch_##op(int i, atomic_t *v) \ +{ \ + unsigned long temp, flags; \ + \ + raw_local_irq_save(flags); \ + temp = v->counter; \ + v->counter c_op i; \ + raw_local_irq_restore(flags); \ + \ + return temp; \ } -static inline int atomic_sub_return(int i, atomic_t *v) -{ - unsigned long temp, flags; +#define ATOMIC_OPS(op, c_op) \ + ATOMIC_OP(op, c_op) \ + ATOMIC_OP_RETURN(op, c_op) \ + ATOMIC_FETCH_OP(op, c_op) - raw_local_irq_save(flags); - temp = v->counter; - temp -= i; - v->counter = temp; - raw_local_irq_restore(flags); +ATOMIC_OPS(add, +=) +ATOMIC_OPS(sub, -=) - return temp; -} +#define arch_atomic_add_return arch_atomic_add_return +#define arch_atomic_sub_return arch_atomic_sub_return +#define arch_atomic_fetch_add arch_atomic_fetch_add +#define arch_atomic_fetch_sub arch_atomic_fetch_sub -static inline void atomic_clear_mask(unsigned int mask, atomic_t *v) -{ - unsigned long flags; +#undef ATOMIC_OPS +#define ATOMIC_OPS(op, c_op) \ + ATOMIC_OP(op, c_op) \ + ATOMIC_FETCH_OP(op, c_op) - raw_local_irq_save(flags); - v->counter &= ~mask; - raw_local_irq_restore(flags); -} +ATOMIC_OPS(and, &=) +ATOMIC_OPS(or, |=) +ATOMIC_OPS(xor, ^=) -static inline void atomic_set_mask(unsigned int mask, atomic_t *v) -{ - unsigned long flags; +#define arch_atomic_fetch_and arch_atomic_fetch_and +#define arch_atomic_fetch_or arch_atomic_fetch_or +#define arch_atomic_fetch_xor arch_atomic_fetch_xor - raw_local_irq_save(flags); - v->counter |= mask; - raw_local_irq_restore(flags); -} +#undef ATOMIC_OPS +#undef ATOMIC_FETCH_OP +#undef ATOMIC_OP_RETURN +#undef ATOMIC_OP #endif /* __ASM_SH_ATOMIC_IRQ_H */ diff --git a/arch/sh/include/asm/atomic-llsc.h b/arch/sh/include/asm/atomic-llsc.h index 4b00b78e3f4f..9ef1fb1dd12e 100644 --- a/arch/sh/include/asm/atomic-llsc.h +++ b/arch/sh/include/asm/atomic-llsc.h @@ -1,40 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_ATOMIC_LLSC_H #define __ASM_SH_ATOMIC_LLSC_H /* - * To get proper branch prediction for the main line, we must branch - * forward to code at the end of this object's .text section, then - * branch back to restart the operation. - */ -static inline void atomic_add(int i, atomic_t *v) -{ - unsigned long tmp; - - __asm__ __volatile__ ( -"1: movli.l @%2, %0 ! atomic_add \n" -" add %1, %0 \n" -" movco.l %0, @%2 \n" -" bf 1b \n" - : "=&z" (tmp) - : "r" (i), "r" (&v->counter) - : "t"); -} - -static inline void atomic_sub(int i, atomic_t *v) -{ - unsigned long tmp; - - __asm__ __volatile__ ( -"1: movli.l @%2, %0 ! atomic_sub \n" -" sub %1, %0 \n" -" movco.l %0, @%2 \n" -" bf 1b \n" - : "=&z" (tmp) - : "r" (i), "r" (&v->counter) - : "t"); -} - -/* * SH-4A note: * * We basically get atomic_xxx_return() for free compared with @@ -42,66 +10,88 @@ static inline void atomic_sub(int i, atomic_t *v) * encoding, so the retval is automatically set without having to * do any special work. */ -static inline int atomic_add_return(int i, atomic_t *v) -{ - unsigned long temp; +/* + * To get proper branch prediction for the main line, we must branch + * forward to code at the end of this object's .text section, then + * branch back to restart the operation. + */ - __asm__ __volatile__ ( -"1: movli.l @%2, %0 ! atomic_add_return \n" -" add %1, %0 \n" -" movco.l %0, @%2 \n" -" bf 1b \n" -" synco \n" - : "=&z" (temp) - : "r" (i), "r" (&v->counter) - : "t"); +#define ATOMIC_OP(op) \ +static inline void arch_atomic_##op(int i, atomic_t *v) \ +{ \ + unsigned long tmp; \ + \ + __asm__ __volatile__ ( \ +"1: movli.l @%2, %0 ! atomic_" #op "\n" \ +" " #op " %1, %0 \n" \ +" movco.l %0, @%2 \n" \ +" bf 1b \n" \ + : "=&z" (tmp) \ + : "r" (i), "r" (&v->counter) \ + : "t"); \ +} - return temp; +#define ATOMIC_OP_RETURN(op) \ +static inline int arch_atomic_##op##_return(int i, atomic_t *v) \ +{ \ + unsigned long temp; \ + \ + __asm__ __volatile__ ( \ +"1: movli.l @%2, %0 ! atomic_" #op "_return \n" \ +" " #op " %1, %0 \n" \ +" movco.l %0, @%2 \n" \ +" bf 1b \n" \ +" synco \n" \ + : "=&z" (temp) \ + : "r" (i), "r" (&v->counter) \ + : "t"); \ + \ + return temp; \ } -static inline int atomic_sub_return(int i, atomic_t *v) -{ - unsigned long temp; +#define ATOMIC_FETCH_OP(op) \ +static inline int arch_atomic_fetch_##op(int i, atomic_t *v) \ +{ \ + unsigned long res, temp; \ + \ + __asm__ __volatile__ ( \ +"1: movli.l @%3, %0 ! atomic_fetch_" #op " \n" \ +" mov %0, %1 \n" \ +" " #op " %2, %0 \n" \ +" movco.l %0, @%3 \n" \ +" bf 1b \n" \ +" synco \n" \ + : "=&z" (temp), "=&r" (res) \ + : "r" (i), "r" (&v->counter) \ + : "t"); \ + \ + return res; \ +} - __asm__ __volatile__ ( -"1: movli.l @%2, %0 ! atomic_sub_return \n" -" sub %1, %0 \n" -" movco.l %0, @%2 \n" -" bf 1b \n" -" synco \n" - : "=&z" (temp) - : "r" (i), "r" (&v->counter) - : "t"); +#define ATOMIC_OPS(op) ATOMIC_OP(op) ATOMIC_OP_RETURN(op) ATOMIC_FETCH_OP(op) - return temp; -} +ATOMIC_OPS(add) +ATOMIC_OPS(sub) -static inline void atomic_clear_mask(unsigned int mask, atomic_t *v) -{ - unsigned long tmp; +#define arch_atomic_add_return arch_atomic_add_return +#define arch_atomic_sub_return arch_atomic_sub_return +#define arch_atomic_fetch_add arch_atomic_fetch_add +#define arch_atomic_fetch_sub arch_atomic_fetch_sub - __asm__ __volatile__ ( -"1: movli.l @%2, %0 ! atomic_clear_mask \n" -" and %1, %0 \n" -" movco.l %0, @%2 \n" -" bf 1b \n" - : "=&z" (tmp) - : "r" (~mask), "r" (&v->counter) - : "t"); -} +#undef ATOMIC_OPS +#define ATOMIC_OPS(op) ATOMIC_OP(op) ATOMIC_FETCH_OP(op) -static inline void atomic_set_mask(unsigned int mask, atomic_t *v) -{ - unsigned long tmp; +ATOMIC_OPS(and) +ATOMIC_OPS(or) +ATOMIC_OPS(xor) - __asm__ __volatile__ ( -"1: movli.l @%2, %0 ! atomic_set_mask \n" -" or %1, %0 \n" -" movco.l %0, @%2 \n" -" bf 1b \n" - : "=&z" (tmp) - : "r" (mask), "r" (&v->counter) - : "t"); -} +#define arch_atomic_fetch_and arch_atomic_fetch_and +#define arch_atomic_fetch_or arch_atomic_fetch_or +#define arch_atomic_fetch_xor arch_atomic_fetch_xor + +#undef ATOMIC_OPS +#undef ATOMIC_FETCH_OP +#undef ATOMIC_OP_RETURN +#undef ATOMIC_OP #endif /* __ASM_SH_ATOMIC_LLSC_H */ diff --git a/arch/sh/include/asm/atomic.h b/arch/sh/include/asm/atomic.h index f4c1c20bcdf6..7a18cb2a1c1a 100644 --- a/arch/sh/include/asm/atomic.h +++ b/arch/sh/include/asm/atomic.h @@ -1,6 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_ATOMIC_H #define __ASM_SH_ATOMIC_H +#if defined(CONFIG_CPU_J2) + +#include <asm-generic/atomic.h> + +#else + /* * Atomic operations that C can't guarantee us. Useful for * resource counting etc.. @@ -10,11 +17,10 @@ #include <linux/compiler.h> #include <linux/types.h> #include <asm/cmpxchg.h> +#include <asm/barrier.h> -#define ATOMIC_INIT(i) { (i) } - -#define atomic_read(v) (*(volatile int *)&(v)->counter) -#define atomic_set(v,i) ((v)->counter = (i)) +#define arch_atomic_read(v) READ_ONCE((v)->counter) +#define arch_atomic_set(v,i) WRITE_ONCE((v)->counter, (i)) #if defined(CONFIG_GUSA_RB) #include <asm/atomic-grb.h> @@ -24,47 +30,6 @@ #include <asm/atomic-irq.h> #endif -#define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0) -#define atomic_dec_return(v) atomic_sub_return(1, (v)) -#define atomic_inc_return(v) atomic_add_return(1, (v)) -#define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) -#define atomic_sub_and_test(i,v) (atomic_sub_return((i), (v)) == 0) -#define atomic_dec_and_test(v) (atomic_sub_return(1, (v)) == 0) - -#define atomic_inc(v) atomic_add(1, (v)) -#define atomic_dec(v) atomic_sub(1, (v)) - -#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) -#define atomic_cmpxchg(v, o, n) (cmpxchg(&((v)->counter), (o), (n))) - -/** - * __atomic_add_unless - add unless the number is a given value - * @v: pointer of type atomic_t - * @a: the amount to add to v... - * @u: ...unless v is equal to u. - * - * Atomically adds @a to @v, so long as it was not @u. - * Returns the old value of @v. - */ -static inline int __atomic_add_unless(atomic_t *v, int a, int u) -{ - int c, old; - c = atomic_read(v); - for (;;) { - if (unlikely(c == (u))) - break; - old = atomic_cmpxchg((v), c, c + (a)); - if (likely(old == c)) - break; - c = old; - } - - return c; -} - -#define smp_mb__before_atomic_dec() smp_mb() -#define smp_mb__after_atomic_dec() smp_mb() -#define smp_mb__before_atomic_inc() smp_mb() -#define smp_mb__after_atomic_inc() smp_mb() +#endif /* CONFIG_CPU_J2 */ #endif /* __ASM_SH_ATOMIC_H */ diff --git a/arch/sh/include/asm/barrier.h b/arch/sh/include/asm/barrier.h index 72c103dae300..0d58a0159aa6 100644 --- a/arch/sh/include/asm/barrier.h +++ b/arch/sh/include/asm/barrier.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 1999, 2000 Niibe Yutaka & Kaz Kojima * Copyright (C) 2002 Paul Mundt @@ -5,7 +6,7 @@ #ifndef __ASM_SH_BARRIER_H #define __ASM_SH_BARRIER_H -#if defined(CONFIG_CPU_SH4A) || defined(CONFIG_CPU_SH5) +#if defined(CONFIG_CPU_SH4A) #include <asm/cache_insns.h> #endif @@ -23,32 +24,22 @@ * Historically we have only done this type of barrier for the MMUCR, but * it's also necessary for the CCR, so we make it generic here instead. */ -#if defined(CONFIG_CPU_SH4A) || defined(CONFIG_CPU_SH5) +#if defined(CONFIG_CPU_SH4A) #define mb() __asm__ __volatile__ ("synco": : :"memory") #define rmb() mb() -#define wmb() __asm__ __volatile__ ("synco": : :"memory") +#define wmb() mb() #define ctrl_barrier() __icbi(PAGE_OFFSET) -#define read_barrier_depends() do { } while(0) #else -#define mb() __asm__ __volatile__ ("": : :"memory") -#define rmb() mb() -#define wmb() __asm__ __volatile__ ("": : :"memory") +#if defined(CONFIG_CPU_J2) && defined(CONFIG_SMP) +#define __smp_mb() do { int tmp = 0; __asm__ __volatile__ ("cas.l %0,%0,@%1" : "+r"(tmp) : "z"(&tmp) : "memory", "t"); } while(0) +#define __smp_rmb() __smp_mb() +#define __smp_wmb() __smp_mb() +#endif #define ctrl_barrier() __asm__ __volatile__ ("nop;nop;nop;nop;nop;nop;nop;nop") -#define read_barrier_depends() do { } while(0) #endif -#ifdef CONFIG_SMP -#define smp_mb() mb() -#define smp_rmb() rmb() -#define smp_wmb() wmb() -#define smp_read_barrier_depends() read_barrier_depends() -#else -#define smp_mb() barrier() -#define smp_rmb() barrier() -#define smp_wmb() barrier() -#define smp_read_barrier_depends() do { } while(0) -#endif +#define __smp_store_mb(var, value) do { (void)xchg(&var, value); } while (0) -#define set_mb(var, value) do { (void)xchg(&var, value); } while (0) +#include <asm-generic/barrier.h> #endif /* __ASM_SH_BARRIER_H */ diff --git a/arch/sh/include/asm/bitops-cas.h b/arch/sh/include/asm/bitops-cas.h new file mode 100644 index 000000000000..ba517b3f24da --- /dev/null +++ b/arch/sh/include/asm/bitops-cas.h @@ -0,0 +1,94 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_BITOPS_CAS_H +#define __ASM_SH_BITOPS_CAS_H + +static inline unsigned __bo_cas(volatile unsigned *p, unsigned old, unsigned new) +{ + __asm__ __volatile__("cas.l %1,%0,@r0" + : "+r"(new) + : "r"(old), "z"(p) + : "t", "memory" ); + return new; +} + +static inline void set_bit(int nr, volatile void *addr) +{ + unsigned mask, old; + volatile unsigned *a = addr; + + a += nr >> 5; + mask = 1U << (nr & 0x1f); + + do old = *a; + while (__bo_cas(a, old, old|mask) != old); +} + +static inline void clear_bit(int nr, volatile void *addr) +{ + unsigned mask, old; + volatile unsigned *a = addr; + + a += nr >> 5; + mask = 1U << (nr & 0x1f); + + do old = *a; + while (__bo_cas(a, old, old&~mask) != old); +} + +static inline void change_bit(int nr, volatile void *addr) +{ + unsigned mask, old; + volatile unsigned *a = addr; + + a += nr >> 5; + mask = 1U << (nr & 0x1f); + + do old = *a; + while (__bo_cas(a, old, old^mask) != old); +} + +static inline int test_and_set_bit(int nr, volatile void *addr) +{ + unsigned mask, old; + volatile unsigned *a = addr; + + a += nr >> 5; + mask = 1U << (nr & 0x1f); + + do old = *a; + while (__bo_cas(a, old, old|mask) != old); + + return !!(old & mask); +} + +static inline int test_and_clear_bit(int nr, volatile void *addr) +{ + unsigned mask, old; + volatile unsigned *a = addr; + + a += nr >> 5; + mask = 1U << (nr & 0x1f); + + do old = *a; + while (__bo_cas(a, old, old&~mask) != old); + + return !!(old & mask); +} + +static inline int test_and_change_bit(int nr, volatile void *addr) +{ + unsigned mask, old; + volatile unsigned *a = addr; + + a += nr >> 5; + mask = 1U << (nr & 0x1f); + + do old = *a; + while (__bo_cas(a, old, old^mask) != old); + + return !!(old & mask); +} + +#include <asm-generic/bitops/non-atomic.h> + +#endif /* __ASM_SH_BITOPS_CAS_H */ diff --git a/arch/sh/include/asm/bitops-grb.h b/arch/sh/include/asm/bitops-grb.h index e73af33acbf4..75b5980399d4 100644 --- a/arch/sh/include/asm/bitops-grb.h +++ b/arch/sh/include/asm/bitops-grb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_BITOPS_GRB_H #define __ASM_SH_BITOPS_GRB_H diff --git a/arch/sh/include/asm/bitops-llsc.h b/arch/sh/include/asm/bitops-llsc.h index d8328be06191..47036845fc68 100644 --- a/arch/sh/include/asm/bitops-llsc.h +++ b/arch/sh/include/asm/bitops-llsc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_BITOPS_LLSC_H #define __ASM_SH_BITOPS_LLSC_H diff --git a/arch/sh/include/asm/bitops-op32.h b/arch/sh/include/asm/bitops-op32.h index f0ae7e9218e0..5ace89b46507 100644 --- a/arch/sh/include/asm/bitops-op32.h +++ b/arch/sh/include/asm/bitops-op32.h @@ -1,6 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_BITOPS_OP32_H #define __ASM_SH_BITOPS_OP32_H +#include <linux/bits.h> + /* * The bit modifying instructions on SH-2A are only capable of working * with a 3-bit immediate, which signifies the shift position for the bit @@ -15,11 +18,10 @@ #define BYTE_OFFSET(nr) ((nr) % BITS_PER_BYTE) #endif -#define IS_IMMEDIATE(nr) (__builtin_constant_p(nr)) - -static inline void __set_bit(int nr, volatile unsigned long *addr) +static __always_inline void +arch___set_bit(unsigned long nr, volatile unsigned long *addr) { - if (IS_IMMEDIATE(nr)) { + if (__builtin_constant_p(nr)) { __asm__ __volatile__ ( "bset.b %1, @(%O2,%0) ! __set_bit\n\t" : "+r" (addr) @@ -34,9 +36,10 @@ static inline void __set_bit(int nr, volatile unsigned long *addr) } } -static inline void __clear_bit(int nr, volatile unsigned long *addr) +static __always_inline void +arch___clear_bit(unsigned long nr, volatile unsigned long *addr) { - if (IS_IMMEDIATE(nr)) { + if (__builtin_constant_p(nr)) { __asm__ __volatile__ ( "bclr.b %1, @(%O2,%0) ! __clear_bit\n\t" : "+r" (addr) @@ -53,7 +56,7 @@ static inline void __clear_bit(int nr, volatile unsigned long *addr) } /** - * __change_bit - Toggle a bit in memory + * arch___change_bit - Toggle a bit in memory * @nr: the bit to change * @addr: the address to start counting from * @@ -61,9 +64,10 @@ static inline void __clear_bit(int nr, volatile unsigned long *addr) * If it's called on the same region of memory simultaneously, the effect * may be that only one operation succeeds. */ -static inline void __change_bit(int nr, volatile unsigned long *addr) +static __always_inline void +arch___change_bit(unsigned long nr, volatile unsigned long *addr) { - if (IS_IMMEDIATE(nr)) { + if (__builtin_constant_p(nr)) { __asm__ __volatile__ ( "bxor.b %1, @(%O2,%0) ! __change_bit\n\t" : "+r" (addr) @@ -80,7 +84,7 @@ static inline void __change_bit(int nr, volatile unsigned long *addr) } /** - * __test_and_set_bit - Set a bit and return its old value + * arch___test_and_set_bit - Set a bit and return its old value * @nr: Bit to set * @addr: Address to count from * @@ -88,7 +92,8 @@ static inline void __change_bit(int nr, volatile unsigned long *addr) * If two examples of this operation race, one can appear to succeed * but actually fail. You must protect multiple accesses with a lock. */ -static inline int __test_and_set_bit(int nr, volatile unsigned long *addr) +static __always_inline bool +arch___test_and_set_bit(unsigned long nr, volatile unsigned long *addr) { unsigned long mask = BIT_MASK(nr); unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); @@ -99,7 +104,7 @@ static inline int __test_and_set_bit(int nr, volatile unsigned long *addr) } /** - * __test_and_clear_bit - Clear a bit and return its old value + * arch___test_and_clear_bit - Clear a bit and return its old value * @nr: Bit to clear * @addr: Address to count from * @@ -107,7 +112,8 @@ static inline int __test_and_set_bit(int nr, volatile unsigned long *addr) * If two examples of this operation race, one can appear to succeed * but actually fail. You must protect multiple accesses with a lock. */ -static inline int __test_and_clear_bit(int nr, volatile unsigned long *addr) +static __always_inline bool +arch___test_and_clear_bit(unsigned long nr, volatile unsigned long *addr) { unsigned long mask = BIT_MASK(nr); unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); @@ -118,8 +124,8 @@ static inline int __test_and_clear_bit(int nr, volatile unsigned long *addr) } /* WARNING: non atomic and it can be reordered! */ -static inline int __test_and_change_bit(int nr, - volatile unsigned long *addr) +static __always_inline bool +arch___test_and_change_bit(unsigned long nr, volatile unsigned long *addr) { unsigned long mask = BIT_MASK(nr); unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr); @@ -129,14 +135,9 @@ static inline int __test_and_change_bit(int nr, return (old & mask) != 0; } -/** - * test_bit - Determine whether a bit is set - * @nr: bit number to test - * @addr: Address to start counting from - */ -static inline int test_bit(int nr, const volatile unsigned long *addr) -{ - return 1UL & (addr[BIT_WORD(nr)] >> (nr & (BITS_PER_LONG-1))); -} +#define arch_test_bit generic_test_bit +#define arch_test_bit_acquire generic_test_bit_acquire + +#include <asm-generic/bitops/non-instrumented-non-atomic.h> #endif /* __ASM_SH_BITOPS_OP32_H */ diff --git a/arch/sh/include/asm/bitops.h b/arch/sh/include/asm/bitops.h index ea8706d94f08..aba3aa96a50e 100644 --- a/arch/sh/include/asm/bitops.h +++ b/arch/sh/include/asm/bitops.h @@ -1,14 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_BITOPS_H #define __ASM_SH_BITOPS_H -#ifdef __KERNEL__ - #ifndef _LINUX_BITOPS_H #error only <linux/bitops.h> can be included directly #endif /* For __swab32 */ #include <asm/byteorder.h> +#include <asm/barrier.h> #ifdef CONFIG_GUSA_RB #include <asm/bitops-grb.h> @@ -17,19 +17,14 @@ #include <asm/bitops-op32.h> #elif defined(CONFIG_CPU_SH4A) #include <asm/bitops-llsc.h> +#elif defined(CONFIG_CPU_J2) && defined(CONFIG_SMP) +#include <asm/bitops-cas.h> #else #include <asm-generic/bitops/atomic.h> #include <asm-generic/bitops/non-atomic.h> #endif -/* - * clear_bit() doesn't provide any barrier for the compiler. - */ -#define smp_mb__before_clear_bit() smp_mb() -#define smp_mb__after_clear_bit() smp_mb() - -#ifdef CONFIG_SUPERH32 -static inline unsigned long ffz(unsigned long word) +static inline unsigned long __attribute_const__ ffz(unsigned long word) { unsigned long result; @@ -49,7 +44,7 @@ static inline unsigned long ffz(unsigned long word) * * Undefined if no bit exists, so code should check against 0 first. */ -static inline unsigned long __ffs(unsigned long word) +static inline __attribute_const__ unsigned long __ffs(unsigned long word) { unsigned long result; @@ -62,43 +57,16 @@ static inline unsigned long __ffs(unsigned long word) : "t"); return result; } -#else -static inline unsigned long ffz(unsigned long word) -{ - unsigned long result, __d2, __d3; - - __asm__("gettr tr0, %2\n\t" - "pta $+32, tr0\n\t" - "andi %1, 1, %3\n\t" - "beq %3, r63, tr0\n\t" - "pta $+4, tr0\n" - "0:\n\t" - "shlri.l %1, 1, %1\n\t" - "addi %0, 1, %0\n\t" - "andi %1, 1, %3\n\t" - "beqi %3, 1, tr0\n" - "1:\n\t" - "ptabs %2, tr0\n\t" - : "=r" (result), "=r" (word), "=r" (__d2), "=r" (__d3) - : "0" (0L), "1" (word)); - return result; -} - -#include <asm-generic/bitops/__ffs.h> -#endif - -#include <asm-generic/bitops/find.h> #include <asm-generic/bitops/ffs.h> #include <asm-generic/bitops/hweight.h> #include <asm-generic/bitops/lock.h> #include <asm-generic/bitops/sched.h> -#include <asm-generic/bitops/le.h> #include <asm-generic/bitops/ext2-atomic.h> #include <asm-generic/bitops/fls.h> #include <asm-generic/bitops/__fls.h> #include <asm-generic/bitops/fls64.h> -#endif /* __KERNEL__ */ +#include <asm-generic/bitops/le.h> #endif /* __ASM_SH_BITOPS_H */ diff --git a/arch/sh/include/asm/bl_bit.h b/arch/sh/include/asm/bl_bit.h index 06e4163c6746..5d04f2c62563 100644 --- a/arch/sh/include/asm/bl_bit.h +++ b/arch/sh/include/asm/bl_bit.h @@ -1,10 +1,2 @@ -#ifndef __ASM_SH_BL_BIT_H -#define __ASM_SH_BL_BIT_H - -#ifdef CONFIG_SUPERH32 -# include <asm/bl_bit_32.h> -#else -# include <asm/bl_bit_64.h> -#endif - -#endif /* __ASM_SH_BL_BIT_H */ +/* SPDX-License-Identifier: GPL-2.0 */ +#include <asm/bl_bit_32.h> diff --git a/arch/sh/include/asm/bl_bit_32.h b/arch/sh/include/asm/bl_bit_32.h index fd21eee62149..1f7d225fc604 100644 --- a/arch/sh/include/asm/bl_bit_32.h +++ b/arch/sh/include/asm/bl_bit_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_BL_BIT_32_H #define __ASM_SH_BL_BIT_32_H diff --git a/arch/sh/include/asm/bl_bit_64.h b/arch/sh/include/asm/bl_bit_64.h deleted file mode 100644 index 6cc8711af435..000000000000 --- a/arch/sh/include/asm/bl_bit_64.h +++ /dev/null @@ -1,40 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#ifndef __ASM_SH_BL_BIT_64_H -#define __ASM_SH_BL_BIT_64_H - -#include <asm/processor.h> - -#define SR_BL_LL 0x0000000010000000LL - -static inline void set_bl_bit(void) -{ - unsigned long long __dummy0, __dummy1 = SR_BL_LL; - - __asm__ __volatile__("getcon " __SR ", %0\n\t" - "or %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy0) - : "r" (__dummy1)); - -} - -static inline void clear_bl_bit(void) -{ - unsigned long long __dummy0, __dummy1 = ~SR_BL_LL; - - __asm__ __volatile__("getcon " __SR ", %0\n\t" - "and %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy0) - : "r" (__dummy1)); -} - -#endif /* __ASM_SH_BL_BIT_64_H */ diff --git a/arch/sh/include/asm/bug.h b/arch/sh/include/asm/bug.h index dcf278075429..891276687355 100644 --- a/arch/sh/include/asm/bug.h +++ b/arch/sh/include/asm/bug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_BUG_H #define __ASM_SH_BUG_H @@ -24,14 +25,14 @@ */ #ifdef CONFIG_DEBUG_BUGVERBOSE #define _EMIT_BUG_ENTRY \ - "\t.pushsection __bug_table,\"a\"\n" \ + "\t.pushsection __bug_table,\"aw\"\n" \ "2:\t.long 1b, %O1\n" \ "\t.short %O2, %O3\n" \ "\t.org 2b+%O4\n" \ "\t.popsection\n" #else #define _EMIT_BUG_ENTRY \ - "\t.pushsection __bug_table,\"a\"\n" \ + "\t.pushsection __bug_table,\"aw\"\n" \ "2:\t.long 1b\n" \ "\t.short %O3\n" \ "\t.org 2b+%O4\n" \ @@ -48,18 +49,19 @@ do { \ "i" (__FILE__), \ "i" (__LINE__), "i" (0), \ "i" (sizeof(struct bug_entry))); \ + unreachable(); \ } while (0) -#define __WARN_TAINT(taint) \ +#define __WARN_FLAGS(cond_str, flags) \ do { \ __asm__ __volatile__ ( \ "1:\t.short %O0\n" \ _EMIT_BUG_ENTRY \ : \ : "n" (TRAPA_BUG_OPCODE), \ - "i" (__FILE__), \ + "i" (WARN_CONDITION_STR(cond_str) __FILE__), \ "i" (__LINE__), \ - "i" (BUGFLAG_TAINT(taint)), \ + "i" (BUGFLAG_WARNING|(flags)), \ "i" (sizeof(struct bug_entry))); \ } while (0) diff --git a/arch/sh/include/asm/bugs.h b/arch/sh/include/asm/bugs.h deleted file mode 100644 index 02a19a1c033a..000000000000 --- a/arch/sh/include/asm/bugs.h +++ /dev/null @@ -1,77 +0,0 @@ -#ifndef __ASM_SH_BUGS_H -#define __ASM_SH_BUGS_H - -/* - * This is included by init/main.c to check for architecture-dependent bugs. - * - * Needs: - * void check_bugs(void); - */ - -/* - * I don't know of any Super-H bugs yet. - */ - -#include <asm/processor.h> - -extern void select_idle_routine(void); - -static void __init check_bugs(void) -{ - extern unsigned long loops_per_jiffy; - char *p = &init_utsname()->machine[2]; /* "sh" */ - - select_idle_routine(); - - current_cpu_data.loops_per_jiffy = loops_per_jiffy; - - switch (current_cpu_data.family) { - case CPU_FAMILY_SH2: - *p++ = '2'; - break; - case CPU_FAMILY_SH2A: - *p++ = '2'; - *p++ = 'a'; - break; - case CPU_FAMILY_SH3: - *p++ = '3'; - break; - case CPU_FAMILY_SH4: - *p++ = '4'; - break; - case CPU_FAMILY_SH4A: - *p++ = '4'; - *p++ = 'a'; - break; - case CPU_FAMILY_SH4AL_DSP: - *p++ = '4'; - *p++ = 'a'; - *p++ = 'l'; - *p++ = '-'; - *p++ = 'd'; - *p++ = 's'; - *p++ = 'p'; - break; - case CPU_FAMILY_SH5: - *p++ = '6'; - *p++ = '4'; - break; - case CPU_FAMILY_UNKNOWN: - /* - * Specifically use CPU_FAMILY_UNKNOWN rather than - * default:, so we're able to have the compiler whine - * about unhandled enumerations. - */ - break; - } - - printk("CPU: %s\n", get_cpu_subtype(¤t_cpu_data)); - -#ifndef __LITTLE_ENDIAN__ - /* 'eb' means 'Endian Big' */ - *p++ = 'e'; - *p++ = 'b'; -#endif - *p = '\0'; -} -#endif /* __ASM_SH_BUGS_H */ diff --git a/arch/sh/include/asm/cache.h b/arch/sh/include/asm/cache.h index ef9e555aafba..e7ac9c950275 100644 --- a/arch/sh/include/asm/cache.h +++ b/arch/sh/include/asm/cache.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* $Id: cache.h,v 1.6 2004/03/11 18:08:05 lethal Exp $ * * include/asm-sh/cache.h @@ -7,16 +8,21 @@ */ #ifndef __ASM_SH_CACHE_H #define __ASM_SH_CACHE_H -#ifdef __KERNEL__ #include <linux/init.h> #include <cpu/cache.h> #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) -#define __read_mostly __attribute__((__section__(".data..read_mostly"))) +/* + * Some drivers need to perform DMA into kmalloc'ed buffers + * and so we have to increase the kmalloc minalign for this. + */ +#define ARCH_DMA_MINALIGN L1_CACHE_BYTES + +#define __read_mostly __section(".data..read_mostly") -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ struct cache_info { unsigned int ways; /* Number of cache ways */ unsigned int sets; /* Number of cache sets */ @@ -42,6 +48,5 @@ struct cache_info { unsigned long flags; }; -#endif /* __ASSEMBLY__ */ -#endif /* __KERNEL__ */ +#endif /* __ASSEMBLER__ */ #endif /* __ASM_SH_CACHE_H */ diff --git a/arch/sh/include/asm/cache_insns.h b/arch/sh/include/asm/cache_insns.h index 355cb06b7a30..d7edd5297bd0 100644 --- a/arch/sh/include/asm/cache_insns.h +++ b/arch/sh/include/asm/cache_insns.h @@ -1,11 +1,2 @@ -#ifndef __ASM_SH_CACHE_INSNS_H -#define __ASM_SH_CACHE_INSNS_H - - -#ifdef CONFIG_SUPERH32 -# include <asm/cache_insns_32.h> -#else -# include <asm/cache_insns_64.h> -#endif - -#endif /* __ASM_SH_CACHE_INSNS_H */ +/* SPDX-License-Identifier: GPL-2.0 */ +#include <asm/cache_insns_32.h> diff --git a/arch/sh/include/asm/cache_insns_32.h b/arch/sh/include/asm/cache_insns_32.h index b92fe5416092..470880b972cb 100644 --- a/arch/sh/include/asm/cache_insns_32.h +++ b/arch/sh/include/asm/cache_insns_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CACHE_INSNS_32_H #define __ASM_SH_CACHE_INSNS_32_H diff --git a/arch/sh/include/asm/cache_insns_64.h b/arch/sh/include/asm/cache_insns_64.h deleted file mode 100644 index 70b6357eaf1a..000000000000 --- a/arch/sh/include/asm/cache_insns_64.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#ifndef __ASM_SH_CACHE_INSNS_64_H -#define __ASM_SH_CACHE_INSNS_64_H - -#define __icbi(addr) __asm__ __volatile__ ( "icbi %0, 0\n\t" : : "r" (addr)) -#define __ocbp(addr) __asm__ __volatile__ ( "ocbp %0, 0\n\t" : : "r" (addr)) -#define __ocbi(addr) __asm__ __volatile__ ( "ocbi %0, 0\n\t" : : "r" (addr)) -#define __ocbwb(addr) __asm__ __volatile__ ( "ocbwb %0, 0\n\t" : : "r" (addr)) - -static inline reg_size_t register_align(void *val) -{ - return (unsigned long long)(signed long long)(signed long)val; -} - -#endif /* __ASM_SH_CACHE_INSNS_64_H */ diff --git a/arch/sh/include/asm/cacheflush.h b/arch/sh/include/asm/cacheflush.h index 82e1eabeac98..e6642ff14889 100644 --- a/arch/sh/include/asm/cacheflush.h +++ b/arch/sh/include/asm/cacheflush.h @@ -1,8 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CACHEFLUSH_H #define __ASM_SH_CACHEFLUSH_H -#ifdef __KERNEL__ - #include <linux/mm.h> /* @@ -14,9 +13,9 @@ * - flush_cache_page(mm, vmaddr, pfn) flushes a single page * - flush_cache_range(vma, start, end) flushes a range of pages * - * - flush_dcache_page(pg) flushes(wback&invalidates) a page for dcache + * - flush_dcache_folio(folio) flushes(wback&invalidates) a folio for dcache * - flush_icache_range(start, end) flushes(invalidates) a range for icache - * - flush_icache_page(vma, pg) flushes(invalidates) a page for icache + * - flush_icache_pages(vma, pg, nr) flushes(invalidates) pages for icache * - flush_cache_sigtramp(vaddr) flushes the signal trampoline */ extern void (*local_flush_cache_all)(void *args); @@ -24,9 +23,9 @@ extern void (*local_flush_cache_mm)(void *args); extern void (*local_flush_cache_dup_mm)(void *args); extern void (*local_flush_cache_page)(void *args); extern void (*local_flush_cache_range)(void *args); -extern void (*local_flush_dcache_page)(void *args); +extern void (*local_flush_dcache_folio)(void *args); extern void (*local_flush_icache_range)(void *args); -extern void (*local_flush_icache_page)(void *args); +extern void (*local_flush_icache_folio)(void *args); extern void (*local_flush_cache_sigtramp)(void *args); static inline void cache_noop(void *args) { } @@ -43,10 +42,18 @@ extern void flush_cache_page(struct vm_area_struct *vma, extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 -extern void flush_dcache_page(struct page *page); +void flush_dcache_folio(struct folio *folio); +#define flush_dcache_folio flush_dcache_folio +static inline void flush_dcache_page(struct page *page) +{ + flush_dcache_folio(page_folio(page)); +} + extern void flush_icache_range(unsigned long start, unsigned long end); -extern void flush_icache_page(struct vm_area_struct *vma, - struct page *page); +#define flush_icache_user_range flush_icache_range +void flush_icache_pages(struct vm_area_struct *vma, struct page *page, + unsigned int nr); +#define flush_icache_pages flush_icache_pages extern void flush_cache_sigtramp(unsigned long address); struct flusher_data { @@ -63,6 +70,8 @@ static inline void flush_anon_page(struct vm_area_struct *vma, if (boot_cpu_data.dcache.n_aliases && PageAnon(page)) __flush_anon_page(page, vmaddr); } + +#define ARCH_IMPLEMENTS_FLUSH_KERNEL_VMAP_RANGE 1 static inline void flush_kernel_vmap_range(void *addr, int size) { __flush_wback_region(addr, size); @@ -72,12 +81,6 @@ static inline void invalidate_kernel_vmap_range(void *addr, int size) __flush_invalidate_region(addr, size); } -#define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE -static inline void flush_kernel_dcache_page(struct page *page) -{ - flush_dcache_page(page); -} - extern void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long vaddr, void *dst, const void *src, unsigned long len); @@ -87,6 +90,7 @@ extern void copy_from_user_page(struct vm_area_struct *vma, unsigned long len); #define flush_cache_vmap(start, end) local_flush_cache_all(NULL) +#define flush_cache_vmap_early(start, end) do { } while (0) #define flush_cache_vunmap(start, end) local_flush_cache_all(NULL) #define flush_dcache_mmap_lock(mapping) do { } while (0) @@ -100,5 +104,23 @@ void kunmap_coherent(void *kvaddr); void cpu_cache_init(void); -#endif /* __KERNEL__ */ +void __weak l2_cache_init(void); + +void __weak j2_cache_init(void); +void __weak sh2_cache_init(void); +void __weak sh2a_cache_init(void); +void __weak sh3_cache_init(void); +void __weak shx3_cache_init(void); +void __weak sh4_cache_init(void); +void __weak sh7705_cache_init(void); + +void __weak sh4__flush_region_init(void); + +static inline void *sh_cacheop_vaddr(void *vaddr) +{ + if (__in_29bit_mode()) + vaddr = (void *)CAC_ADDR((unsigned long)vaddr); + return vaddr; +} + #endif /* __ASM_SH_CACHEFLUSH_H */ diff --git a/arch/sh/include/asm/cachetype.h b/arch/sh/include/asm/cachetype.h new file mode 100644 index 000000000000..a5fffe536068 --- /dev/null +++ b/arch/sh/include/asm/cachetype.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_CACHETYPE_H +#define __ASM_SH_CACHETYPE_H + +#include <linux/types.h> + +#define cpu_dcache_is_aliasing() true + +#endif diff --git a/arch/sh/include/asm/checksum.h b/arch/sh/include/asm/checksum.h index 34ae26204524..00e39dd0d146 100644 --- a/arch/sh/include/asm/checksum.h +++ b/arch/sh/include/asm/checksum.h @@ -1,5 +1,2 @@ -#ifdef CONFIG_SUPERH32 -# include <asm/checksum_32.h> -#else -# include <asm-generic/checksum.h> -#endif +/* SPDX-License-Identifier: GPL-2.0 */ +#include <asm/checksum_32.h> diff --git a/arch/sh/include/asm/checksum_32.h b/arch/sh/include/asm/checksum_32.h index 14b7ac2f0a07..2b5fa75b4651 100644 --- a/arch/sh/include/asm/checksum_32.h +++ b/arch/sh/include/asm/checksum_32.h @@ -1,15 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CHECKSUM_H #define __ASM_SH_CHECKSUM_H /* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * * Copyright (C) 1999 by Kaz Kojima & Niibe Yutaka */ #include <linux/in6.h> +#include <linux/uaccess.h> /* * computes the checksum of a memory block at buff, length len, @@ -33,10 +31,9 @@ asmlinkage __wsum csum_partial(const void *buff, int len, __wsum sum); * better 64-bit) boundary */ -asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst, - int len, __wsum sum, - int *src_err_ptr, int *dst_err_ptr); +asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst, int len); +#define _HAVE_ARCH_CSUM_AND_COPY /* * Note: when you get a NULL pointer exception here this means someone * passed in an incorrect kernel address to one of these functions. @@ -45,18 +42,18 @@ asmlinkage __wsum csum_partial_copy_generic(const void *src, void *dst, * access_ok(). */ static inline -__wsum csum_partial_copy_nocheck(const void *src, void *dst, - int len, __wsum sum) +__wsum csum_partial_copy_nocheck(const void *src, void *dst, int len) { - return csum_partial_copy_generic(src, dst, len, sum, NULL, NULL); + return csum_partial_copy_generic(src, dst, len); } +#define _HAVE_ARCH_COPY_AND_CSUM_FROM_USER static inline -__wsum csum_partial_copy_from_user(const void __user *src, void *dst, - int len, __wsum sum, int *err_ptr) +__wsum csum_and_copy_from_user(const void __user *src, void *dst, int len) { - return csum_partial_copy_generic((__force const void *)src, dst, - len, sum, err_ptr, NULL); + if (!access_ok(src, len)) + return 0; + return csum_partial_copy_generic((__force const void *)src, dst, len); } /* @@ -88,7 +85,8 @@ static inline __sum16 csum_fold(__wsum sum) */ static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) { - unsigned int sum, __dummy0, __dummy1; + __wsum sum; + unsigned int __dummy0, __dummy1; __asm__ __volatile__( "mov.l @%1+, %0\n\t" @@ -115,8 +113,7 @@ static inline __sum16 ip_fast_csum(const void *iph, unsigned int ihl) } static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, - unsigned short len, - unsigned short proto, + __u32 len, __u8 proto, __wsum sum) { #ifdef __LITTLE_ENDIAN__ @@ -142,8 +139,7 @@ static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, * returns a 16-bit checksum, already complemented */ static inline __sum16 csum_tcpudp_magic(__be32 saddr, __be32 daddr, - unsigned short len, - unsigned short proto, + __u32 len, __u8 proto, __wsum sum) { return csum_fold(csum_tcpudp_nofold(saddr, daddr, len, proto, sum)); @@ -161,8 +157,7 @@ static inline __sum16 ip_compute_csum(const void *buff, int len) #define _HAVE_ARCH_IPV6_CSUM static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr, const struct in6_addr *daddr, - __u32 len, unsigned short proto, - __wsum sum) + __u32 len, __u8 proto, __wsum sum) { unsigned int __dummy; __asm__("clrt\n\t" @@ -200,16 +195,10 @@ static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr, #define HAVE_CSUM_COPY_USER static inline __wsum csum_and_copy_to_user(const void *src, void __user *dst, - int len, __wsum sum, - int *err_ptr) + int len) { - if (access_ok(VERIFY_WRITE, dst, len)) - return csum_partial_copy_generic((__force const void *)src, - dst, len, sum, NULL, err_ptr); - - if (len) - *err_ptr = -EFAULT; - - return (__force __wsum)-1; /* invalid checksum */ + if (!access_ok(dst, len)) + return 0; + return csum_partial_copy_generic(src, (__force void *)dst, len); } #endif /* __ASM_SH_CHECKSUM_H */ diff --git a/arch/sh/include/asm/clkdev.h b/arch/sh/include/asm/clkdev.h deleted file mode 100644 index 6ba91868201c..000000000000 --- a/arch/sh/include/asm/clkdev.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Copyright (C) 2010 Paul Mundt <lethal@linux-sh.org> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * Helper for the clk API to assist looking up a struct clk. - */ - -#ifndef __CLKDEV__H_ -#define __CLKDEV__H_ - -#include <linux/bootmem.h> -#include <linux/mm.h> -#include <linux/slab.h> - -#include <asm/clock.h> - -static inline struct clk_lookup_alloc *__clkdev_alloc(size_t size) -{ - if (!slab_is_available()) - return alloc_bootmem_low_pages(size); - else - return kzalloc(size, GFP_KERNEL); -} - -#define __clk_put(clk) -#define __clk_get(clk) ({ 1; }) - -#endif /* __CLKDEV_H__ */ diff --git a/arch/sh/include/asm/clock.h b/arch/sh/include/asm/clock.h index 0390a07e7e3b..b65bc2908e8a 100644 --- a/arch/sh/include/asm/clock.h +++ b/arch/sh/include/asm/clock.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CLOCK_H #define __ASM_SH_CLOCK_H diff --git a/arch/sh/include/asm/cmpxchg-cas.h b/arch/sh/include/asm/cmpxchg-cas.h new file mode 100644 index 000000000000..f508db6eaf31 --- /dev/null +++ b/arch/sh/include/asm/cmpxchg-cas.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_CMPXCHG_CAS_H +#define __ASM_SH_CMPXCHG_CAS_H + +static inline unsigned long +__cmpxchg_u32(volatile u32 *m, unsigned long old, unsigned long new) +{ + __asm__ __volatile__("cas.l %1,%0,@r0" + : "+r"(new) + : "r"(old), "z"(m) + : "t", "memory" ); + return new; +} + +static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val) +{ + unsigned long old; + do old = *m; + while (__cmpxchg_u32(m, old, val) != old); + return old; +} + +#include <asm/cmpxchg-xchg.h> + +#endif /* __ASM_SH_CMPXCHG_CAS_H */ diff --git a/arch/sh/include/asm/cmpxchg-grb.h b/arch/sh/include/asm/cmpxchg-grb.h index f848dec9e483..e12279ea35cf 100644 --- a/arch/sh/include/asm/cmpxchg-grb.h +++ b/arch/sh/include/asm/cmpxchg-grb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CMPXCHG_GRB_H #define __ASM_SH_CMPXCHG_GRB_H @@ -23,6 +24,28 @@ static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val) return retval; } +static inline unsigned long xchg_u16(volatile u16 *m, unsigned long val) +{ + unsigned long retval; + + __asm__ __volatile__ ( + " .align 2 \n\t" + " mova 1f, r0 \n\t" /* r0 = end point */ + " mov r15, r1 \n\t" /* r1 = saved sp */ + " mov #-6, r15 \n\t" /* LOGIN */ + " mov.w @%1, %0 \n\t" /* load old value */ + " extu.w %0, %0 \n\t" /* extend as unsigned */ + " mov.w %2, @%1 \n\t" /* store new value */ + "1: mov r1, r15 \n\t" /* LOGOUT */ + : "=&r" (retval), + "+r" (m), + "+r" (val) /* inhibit r15 overloading */ + : + : "memory" , "r0", "r1"); + + return retval; +} + static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val) { unsigned long retval; diff --git a/arch/sh/include/asm/cmpxchg-irq.h b/arch/sh/include/asm/cmpxchg-irq.h index bd11f630414a..07d3e7f08389 100644 --- a/arch/sh/include/asm/cmpxchg-irq.h +++ b/arch/sh/include/asm/cmpxchg-irq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CMPXCHG_IRQ_H #define __ASM_SH_CMPXCHG_IRQ_H @@ -14,6 +15,17 @@ static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val) return retval; } +static inline unsigned long xchg_u16(volatile u16 *m, unsigned long val) +{ + unsigned long flags, retval; + + local_irq_save(flags); + retval = *m; + *m = val; + local_irq_restore(flags); + return retval; +} + static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val) { unsigned long flags, retval; diff --git a/arch/sh/include/asm/cmpxchg-llsc.h b/arch/sh/include/asm/cmpxchg-llsc.h index 47136661a203..d5270cd297c1 100644 --- a/arch/sh/include/asm/cmpxchg-llsc.h +++ b/arch/sh/include/asm/cmpxchg-llsc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CMPXCHG_LLSC_H #define __ASM_SH_CMPXCHG_LLSC_H @@ -22,29 +23,8 @@ static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val) return retval; } -static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val) -{ - unsigned long retval; - unsigned long tmp; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%2, %0 ! xchg_u8 \n\t" - "mov %0, %1 \n\t" - "mov %3, %0 \n\t" - "movco.l %0, @%2 \n\t" - "bf 1b \n\t" - "synco \n\t" - : "=&z"(tmp), "=&r" (retval) - : "r" (m), "r" (val & 0xff) - : "t", "memory" - ); - - return retval; -} - static inline unsigned long -__cmpxchg_u32(volatile int *m, unsigned long old, unsigned long new) +__cmpxchg_u32(volatile u32 *m, unsigned long old, unsigned long new) { unsigned long retval; unsigned long tmp; @@ -68,4 +48,6 @@ __cmpxchg_u32(volatile int *m, unsigned long old, unsigned long new) return retval; } +#include <asm/cmpxchg-xchg.h> + #endif /* __ASM_SH_CMPXCHG_LLSC_H */ diff --git a/arch/sh/include/asm/cmpxchg-xchg.h b/arch/sh/include/asm/cmpxchg-xchg.h new file mode 100644 index 000000000000..c373f21efe4d --- /dev/null +++ b/arch/sh/include/asm/cmpxchg-xchg.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_CMPXCHG_XCHG_H +#define __ASM_SH_CMPXCHG_XCHG_H + +/* + * Copyright (C) 2016 Red Hat, Inc. + * Author: Michael S. Tsirkin <mst@redhat.com> + */ +#include <linux/bits.h> +#include <linux/compiler.h> +#include <asm/byteorder.h> + +/* + * Portable implementations of 1 and 2 byte xchg using a 4 byte cmpxchg. + * Note: this header isn't self-contained: before including it, __cmpxchg_u32 + * must be defined first. + */ +static inline u32 __xchg_cmpxchg(volatile void *ptr, u32 x, int size) +{ + int off = (unsigned long)ptr % sizeof(u32); + volatile u32 *p = ptr - off; +#ifdef __BIG_ENDIAN + int bitoff = (sizeof(u32) - size - off) * BITS_PER_BYTE; +#else + int bitoff = off * BITS_PER_BYTE; +#endif + u32 bitmask = ((0x1 << size * BITS_PER_BYTE) - 1) << bitoff; + u32 oldv, newv; + u32 ret; + + do { + oldv = READ_ONCE(*p); + ret = (oldv & bitmask) >> bitoff; + newv = (oldv & ~bitmask) | (x << bitoff); + } while (__cmpxchg_u32(p, oldv, newv) != oldv); + + return ret; +} + +static inline unsigned long xchg_u16(volatile u16 *m, unsigned long val) +{ + return __xchg_cmpxchg(m, val, sizeof *m); +} + +static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val) +{ + return __xchg_cmpxchg(m, val, sizeof *m); +} + +#endif /* __ASM_SH_CMPXCHG_XCHG_H */ diff --git a/arch/sh/include/asm/cmpxchg.h b/arch/sh/include/asm/cmpxchg.h index f6bd1406b897..1e5dc5ccf7bf 100644 --- a/arch/sh/include/asm/cmpxchg.h +++ b/arch/sh/include/asm/cmpxchg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CMPXCHG_H #define __ASM_SH_CMPXCHG_H @@ -8,18 +9,21 @@ #include <linux/compiler.h> #include <linux/types.h> +#include <linux/cmpxchg-emu.h> #if defined(CONFIG_GUSA_RB) #include <asm/cmpxchg-grb.h> #elif defined(CONFIG_CPU_SH4A) #include <asm/cmpxchg-llsc.h> +#elif defined(CONFIG_CPU_J2) && defined(CONFIG_SMP) +#include <asm/cmpxchg-cas.h> #else #include <asm/cmpxchg-irq.h> #endif extern void __xchg_called_with_bad_pointer(void); -#define __xchg(ptr, x, size) \ +#define __arch_xchg(ptr, x, size) \ ({ \ unsigned long __xchg__res; \ volatile void *__xchg_ptr = (ptr); \ @@ -27,6 +31,9 @@ extern void __xchg_called_with_bad_pointer(void); case 4: \ __xchg__res = xchg_u32(__xchg_ptr, x); \ break; \ + case 2: \ + __xchg__res = xchg_u16(__xchg_ptr, x); \ + break; \ case 1: \ __xchg__res = xchg_u8(__xchg_ptr, x); \ break; \ @@ -39,19 +46,19 @@ extern void __xchg_called_with_bad_pointer(void); __xchg__res; \ }) -#define xchg(ptr,x) \ - ((__typeof__(*(ptr)))__xchg((ptr),(unsigned long)(x), sizeof(*(ptr)))) +#define arch_xchg(ptr,x) \ + ((__typeof__(*(ptr)))__arch_xchg((ptr),(unsigned long)(x), sizeof(*(ptr)))) /* This function doesn't exist, so you'll get a linker error * if something tries to do an invalid cmpxchg(). */ extern void __cmpxchg_called_with_bad_pointer(void); -#define __HAVE_ARCH_CMPXCHG 1 - static inline unsigned long __cmpxchg(volatile void * ptr, unsigned long old, unsigned long new, int size) { switch (size) { + case 1: + return cmpxchg_emu_u8(ptr, old, new); case 4: return __cmpxchg_u32(ptr, old, new); } @@ -59,7 +66,7 @@ static inline unsigned long __cmpxchg(volatile void * ptr, unsigned long old, return old; } -#define cmpxchg(ptr,o,n) \ +#define arch_cmpxchg(ptr,o,n) \ ({ \ __typeof__(*(ptr)) _o_ = (o); \ __typeof__(*(ptr)) _n_ = (n); \ @@ -67,4 +74,13 @@ static inline unsigned long __cmpxchg(volatile void * ptr, unsigned long old, (unsigned long)_n_, sizeof(*(ptr))); \ }) +#include <asm-generic/cmpxchg-local.h> + +#define arch_cmpxchg_local(ptr, o, n) ({ \ + (__typeof__(*ptr))__generic_cmpxchg_local((ptr), \ + (unsigned long)(o), \ + (unsigned long)(n), \ + sizeof(*(ptr))); \ +}) + #endif /* __ASM_SH_CMPXCHG_H */ diff --git a/arch/sh/include/asm/device.h b/arch/sh/include/asm/device.h index 071bcb4d4bfd..6f3e686a1c6f 100644 --- a/arch/sh/include/asm/device.h +++ b/arch/sh/include/asm/device.h @@ -1,7 +1,6 @@ -/* - * Arch specific extensions to struct device +/* SPDX-License-Identifier: GPL-2.0 * - * This file is released under the GPLv2 + * Arch specific extensions to struct device */ #ifndef __ASM_SH_DEVICE_H #define __ASM_SH_DEVICE_H diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h deleted file mode 100644 index b437f2c780b8..000000000000 --- a/arch/sh/include/asm/dma-mapping.h +++ /dev/null @@ -1,100 +0,0 @@ -#ifndef __ASM_SH_DMA_MAPPING_H -#define __ASM_SH_DMA_MAPPING_H - -extern struct dma_map_ops *dma_ops; -extern void no_iommu_init(void); - -static inline struct dma_map_ops *get_dma_ops(struct device *dev) -{ - return dma_ops; -} - -#include <asm-generic/dma-coherent.h> -#include <asm-generic/dma-mapping-common.h> - -static inline int dma_supported(struct device *dev, u64 mask) -{ - struct dma_map_ops *ops = get_dma_ops(dev); - - if (ops->dma_supported) - return ops->dma_supported(dev, mask); - - return 1; -} - -static inline int dma_set_mask(struct device *dev, u64 mask) -{ - struct dma_map_ops *ops = get_dma_ops(dev); - - if (!dev->dma_mask || !dma_supported(dev, mask)) - return -EIO; - if (ops->set_dma_mask) - return ops->set_dma_mask(dev, mask); - - *dev->dma_mask = mask; - - return 0; -} - -void dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction dir); - -#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) -#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) - -static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) -{ - struct dma_map_ops *ops = get_dma_ops(dev); - - debug_dma_mapping_error(dev, dma_addr); - if (ops->mapping_error) - return ops->mapping_error(dev, dma_addr); - - return dma_addr == 0; -} - -#define dma_alloc_coherent(d,s,h,f) dma_alloc_attrs(d,s,h,f,NULL) - -static inline void *dma_alloc_attrs(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) -{ - struct dma_map_ops *ops = get_dma_ops(dev); - void *memory; - - if (dma_alloc_from_coherent(dev, size, dma_handle, &memory)) - return memory; - if (!ops->alloc) - return NULL; - - memory = ops->alloc(dev, size, dma_handle, gfp, attrs); - debug_dma_alloc_coherent(dev, size, *dma_handle, memory); - - return memory; -} - -#define dma_free_coherent(d,s,c,h) dma_free_attrs(d,s,c,h,NULL) - -static inline void dma_free_attrs(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) -{ - struct dma_map_ops *ops = get_dma_ops(dev); - - if (dma_release_from_coherent(dev, get_order(size), vaddr)) - return; - - debug_dma_free_coherent(dev, size, vaddr, dma_handle); - if (ops->free) - ops->free(dev, size, vaddr, dma_handle, attrs); -} - -/* arch/sh/mm/consistent.c */ -extern void *dma_generic_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_addr, gfp_t flag, - struct dma_attrs *attrs); -extern void dma_generic_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs); - -#endif /* __ASM_SH_DMA_MAPPING_H */ diff --git a/arch/sh/include/asm/dma-register.h b/arch/sh/include/asm/dma-register.h index 51cd78feacff..724dab912b71 100644 --- a/arch/sh/include/asm/dma-register.h +++ b/arch/sh/include/asm/dma-register.h @@ -1,29 +1,26 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Common header for the legacy SH DMA driver and the new dmaengine driver * * extracted from arch/sh/include/asm/dma-sh.h: * * Copyright (C) 2000 Takashi YOSHII * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef DMA_REGISTER_H #define DMA_REGISTER_H -/* DMA register */ -#define SAR 0x00 -#define DAR 0x04 -#define TCR 0x08 -#define CHCR 0x0C -#define DMAOR 0x40 +/* DMA registers */ +#define SAR 0x00 /* Source Address Register */ +#define DAR 0x04 /* Destination Address Register */ +#define TCR 0x08 /* Transfer Count Register */ +#define CHCR 0x0C /* Channel Control Register */ +#define DMAOR 0x40 /* DMA Operation Register */ /* DMAOR definitions */ -#define DMAOR_AE 0x00000004 +#define DMAOR_AE 0x00000004 /* Address Error Flag */ #define DMAOR_NMIF 0x00000002 -#define DMAOR_DME 0x00000001 +#define DMAOR_DME 0x00000001 /* DMA Master Enable */ /* Definitions for the SuperH DMAC */ #define REQ_L 0x00000000 @@ -34,18 +31,20 @@ #define ACK_W 0x00020000 #define ACK_H 0x00000000 #define ACK_L 0x00010000 -#define DM_INC 0x00004000 -#define DM_DEC 0x00008000 -#define DM_FIX 0x0000c000 -#define SM_INC 0x00001000 -#define SM_DEC 0x00002000 -#define SM_FIX 0x00003000 +#define DM_INC 0x00004000 /* Destination addresses are incremented */ +#define DM_DEC 0x00008000 /* Destination addresses are decremented */ +#define DM_FIX 0x0000c000 /* Destination address is fixed */ +#define SM_INC 0x00001000 /* Source addresses are incremented */ +#define SM_DEC 0x00002000 /* Source addresses are decremented */ +#define SM_FIX 0x00003000 /* Source address is fixed */ #define RS_IN 0x00000200 #define RS_OUT 0x00000300 +#define RS_AUTO 0x00000400 /* Auto Request */ +#define RS_ERS 0x00000800 /* DMA extended resource selector */ #define TS_BLK 0x00000040 #define TM_BUR 0x00000020 -#define CHCR_DE 0x00000001 -#define CHCR_TE 0x00000002 -#define CHCR_IE 0x00000004 +#define CHCR_DE 0x00000001 /* DMA Enable */ +#define CHCR_TE 0x00000002 /* Transfer End Flag */ +#define CHCR_IE 0x00000004 /* Interrupt Enable */ #endif diff --git a/arch/sh/include/asm/dma.h b/arch/sh/include/asm/dma.h index fb6e4f7b00a2..6b6d409956d1 100644 --- a/arch/sh/include/asm/dma.h +++ b/arch/sh/include/asm/dma.h @@ -1,15 +1,11 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/dma.h * * Copyright (C) 2003, 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_SH_DMA_H #define __ASM_SH_DMA_H -#ifdef __KERNEL__ #include <linux/spinlock.h> #include <linux/wait.h> @@ -60,7 +56,6 @@ struct dma_ops { int (*get_residue)(struct dma_channel *chan); int (*xfer)(struct dma_channel *chan); int (*configure)(struct dma_channel *chan, unsigned long flags); - int (*extend)(struct dma_channel *chan, unsigned long op, void *param); }; struct dma_channel { @@ -122,8 +117,6 @@ extern int dma_xfer(unsigned int chan, unsigned long from, #define dma_read_page(chan, from, to) \ dma_read(chan, from, to, PAGE_SIZE) -extern int request_dma_bycap(const char **dmac, const char **caps, - const char *dev_id); extern int get_dma_residue(unsigned int chan); extern struct dma_info *get_dma_info(unsigned int chan); extern struct dma_channel *get_dma_channel(unsigned int chan); @@ -132,20 +125,9 @@ extern void dma_configure_channel(unsigned int chan, unsigned long flags); extern int register_dmac(struct dma_info *info); extern void unregister_dmac(struct dma_info *info); -extern struct dma_info *get_dma_info_by_name(const char *dmac_name); - -extern int dma_extend(unsigned int chan, unsigned long op, void *param); -extern int register_chan_caps(const char *dmac, struct dma_chan_caps *capslist); /* arch/sh/drivers/dma/dma-sysfs.c */ extern int dma_create_sysfs_files(struct dma_channel *, struct dma_info *); extern void dma_remove_sysfs_files(struct dma_channel *, struct dma_info *); -#ifdef CONFIG_PCI -extern int isa_dma_bridge_buggy; -#else -#define isa_dma_bridge_buggy (0) -#endif - -#endif /* __KERNEL__ */ #endif /* __ASM_SH_DMA_H */ diff --git a/arch/sh/include/asm/dmabrg.h b/arch/sh/include/asm/dmabrg.h index c5edba216cf1..69e119cfd711 100644 --- a/arch/sh/include/asm/dmabrg.h +++ b/arch/sh/include/asm/dmabrg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * SH7760 DMABRG (USB/Audio) support */ diff --git a/arch/sh/include/asm/dwarf.h b/arch/sh/include/asm/dwarf.h index d62abd1d0c05..f46d18b84833 100644 --- a/arch/sh/include/asm/dwarf.h +++ b/arch/sh/include/asm/dwarf.h @@ -1,10 +1,6 @@ -/* - * Copyright (C) 2009 Matt Fleming <matt@console-pimps.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. +/* SPDX-License-Identifier: GPL-2.0 * + * Copyright (C) 2009 Matt Fleming <matt@console-pimps.org> */ #ifndef __ASM_SH_DWARF_H #define __ASM_SH_DWARF_H @@ -193,7 +189,7 @@ */ #define DWARF_ARCH_RA_REG 17 -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <linux/compiler.h> #include <linux/bug.h> @@ -383,7 +379,7 @@ extern int module_dwarf_finalize(const Elf_Ehdr *, const Elf_Shdr *, struct module *); extern void module_dwarf_cleanup(struct module *); -#endif /* !__ASSEMBLY__ */ +#endif /* !__ASSEMBLER__ */ #define CFI_STARTPROC .cfi_startproc #define CFI_ENDPROC .cfi_endproc @@ -406,7 +402,7 @@ extern void module_dwarf_cleanup(struct module *); #define CFI_REL_OFFSET CFI_IGNORE #define CFI_UNDEFINED CFI_IGNORE -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ static inline void dwarf_unwinder_init(void) { } diff --git a/arch/sh/include/asm/elf.h b/arch/sh/include/asm/elf.h index bf9f44f17c29..2862d6d1cb64 100644 --- a/arch/sh/include/asm/elf.h +++ b/arch/sh/include/asm/elf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_ELF_H #define __ASM_SH_ELF_H @@ -89,7 +90,6 @@ typedef struct user_fpu_struct elf_fpregset_t; #endif #define ELF_ARCH EM_SH -#ifdef __KERNEL__ /* * This is used to ensure we don't load something for the wrong architecture. */ @@ -132,28 +132,6 @@ typedef struct user_fpu_struct elf_fpregset_t; #define ELF_PLATFORM (utsname()->machine) -#ifdef __SH5__ -#define ELF_PLAT_INIT(_r, load_addr) \ - do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \ - _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \ - _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \ - _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; _r->regs[15]=0; \ - _r->regs[16]=0; _r->regs[17]=0; _r->regs[18]=0; _r->regs[19]=0; \ - _r->regs[20]=0; _r->regs[21]=0; _r->regs[22]=0; _r->regs[23]=0; \ - _r->regs[24]=0; _r->regs[25]=0; _r->regs[26]=0; _r->regs[27]=0; \ - _r->regs[28]=0; _r->regs[29]=0; _r->regs[30]=0; _r->regs[31]=0; \ - _r->regs[32]=0; _r->regs[33]=0; _r->regs[34]=0; _r->regs[35]=0; \ - _r->regs[36]=0; _r->regs[37]=0; _r->regs[38]=0; _r->regs[39]=0; \ - _r->regs[40]=0; _r->regs[41]=0; _r->regs[42]=0; _r->regs[43]=0; \ - _r->regs[44]=0; _r->regs[45]=0; _r->regs[46]=0; _r->regs[47]=0; \ - _r->regs[48]=0; _r->regs[49]=0; _r->regs[50]=0; _r->regs[51]=0; \ - _r->regs[52]=0; _r->regs[53]=0; _r->regs[54]=0; _r->regs[55]=0; \ - _r->regs[56]=0; _r->regs[57]=0; _r->regs[58]=0; _r->regs[59]=0; \ - _r->regs[60]=0; _r->regs[61]=0; _r->regs[62]=0; \ - _r->tregs[0]=0; _r->tregs[1]=0; _r->tregs[2]=0; _r->tregs[3]=0; \ - _r->tregs[4]=0; _r->tregs[5]=0; _r->tregs[6]=0; _r->tregs[7]=0; \ - _r->sr = SR_FD | SR_MMU; } while (0) -#else #define ELF_PLAT_INIT(_r, load_addr) \ do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \ _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \ @@ -181,7 +159,6 @@ do { \ _r->regs[14] = 0; \ _r->sr = SR_FD; \ } while (0) -#endif #define SET_PERSONALITY(ex) \ set_personality(PER_LINUX_32BIT | (current->personality & (~PER_MASK))) @@ -231,5 +208,4 @@ do { \ NEW_AUX_ENT(AT_L2_CACHESHAPE, l2_cache_shape); \ } while (0) -#endif /* __KERNEL__ */ #endif /* __ASM_SH_ELF_H */ diff --git a/arch/sh/include/asm/entry-macros.S b/arch/sh/include/asm/entry-macros.S index cc43a55e1fcf..5ce142d8c5a8 100644 --- a/arch/sh/include/asm/entry-macros.S +++ b/arch/sh/include/asm/entry-macros.S @@ -1,3 +1,4 @@ +! SPDX-License-Identifier: GPL-2.0 ! entry.S macro define .macro cli diff --git a/arch/sh/include/asm/extable.h b/arch/sh/include/asm/extable.h new file mode 100644 index 000000000000..5658d2bae372 --- /dev/null +++ b/arch/sh/include/asm/extable.h @@ -0,0 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_EXTABLE_H +#define __ASM_SH_EXTABLE_H + +#include <asm-generic/extable.h> + +#endif diff --git a/arch/sh/include/asm/fb.h b/arch/sh/include/asm/fb.h deleted file mode 100644 index d92e99cd8c8a..000000000000 --- a/arch/sh/include/asm/fb.h +++ /dev/null @@ -1,19 +0,0 @@ -#ifndef _ASM_FB_H_ -#define _ASM_FB_H_ - -#include <linux/fb.h> -#include <linux/fs.h> -#include <asm/page.h> - -static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, - unsigned long off) -{ - vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); -} - -static inline int fb_is_primary_device(struct fb_info *info) -{ - return 0; -} - -#endif /* _ASM_FB_H_ */ diff --git a/arch/sh/include/asm/fixmap.h b/arch/sh/include/asm/fixmap.h index cbe0186b6794..b07fbc7f7bc6 100644 --- a/arch/sh/include/asm/fixmap.h +++ b/arch/sh/include/asm/fixmap.h @@ -1,9 +1,6 @@ -/* - * fixmap.h: compile-time virtual memory allocation +/* SPDX-License-Identifier: GPL-2.0 * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. + * fixmap.h: compile-time virtual memory allocation * * Copyright (C) 1998 Ingo Molnar * @@ -16,9 +13,6 @@ #include <linux/kernel.h> #include <linux/threads.h> #include <asm/page.h> -#ifdef CONFIG_HIGHMEM -#include <asm/kmap_types.h> -#endif /* * Here we define all the compile-time 'special' virtual @@ -56,11 +50,6 @@ enum fixed_addresses { FIX_CMAP_BEGIN, FIX_CMAP_END = FIX_CMAP_BEGIN + (FIX_N_COLOURS * NR_CPUS) - 1, -#ifdef CONFIG_HIGHMEM - FIX_KMAP_BEGIN, /* reserved pte's for temporary kernel mappings */ - FIX_KMAP_END = FIX_KMAP_BEGIN + (KM_TYPE_NR * NR_CPUS) - 1, -#endif - #ifdef CONFIG_IOREMAP_FIXED /* * FIX_IOREMAP entries are useful for mapping physical address @@ -79,13 +68,6 @@ extern void __set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t flags); extern void __clear_fixmap(enum fixed_addresses idx, pgprot_t flags); -#define set_fixmap(idx, phys) \ - __set_fixmap(idx, phys, PAGE_KERNEL) -/* - * Some hardware wants to get fixmapped without caching. - */ -#define set_fixmap_nocache(idx, phys) \ - __set_fixmap(idx, phys, PAGE_KERNEL_NOCACHE) /* * used by vmalloc.c. * @@ -93,44 +75,12 @@ extern void __clear_fixmap(enum fixed_addresses idx, pgprot_t flags); * the start of the fixmap, and leave one page empty * at the top of mem.. */ -#ifdef CONFIG_SUPERH32 #define FIXADDR_TOP (P4SEG - PAGE_SIZE) -#else -#define FIXADDR_TOP ((unsigned long)(-PAGE_SIZE)) -#endif #define FIXADDR_SIZE (__end_of_fixed_addresses << PAGE_SHIFT) #define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE) -#define __fix_to_virt(x) (FIXADDR_TOP - ((x) << PAGE_SHIFT)) -#define __virt_to_fix(x) ((FIXADDR_TOP - ((x)&PAGE_MASK)) >> PAGE_SHIFT) - -extern void __this_fixmap_does_not_exist(void); - -/* - * 'index to address' translation. If anyone tries to use the idx - * directly without tranlation, we catch the bug with a NULL-deference - * kernel oops. Illegal ranges of incoming indices are caught too. - */ -static inline unsigned long fix_to_virt(const unsigned int idx) -{ - /* - * this branch gets completely eliminated after inlining, - * except when someone tries to use fixaddr indices in an - * illegal way. (such as mixing up address types or using - * out-of-range indices). - * - * If it doesn't get removed, the linker will complain - * loudly with a reasonably clear error message.. - */ - if (idx >= __end_of_fixed_addresses) - __this_fixmap_does_not_exist(); +#define FIXMAP_PAGE_NOCACHE PAGE_KERNEL_NOCACHE - return __fix_to_virt(idx); -} +#include <asm-generic/fixmap.h> -static inline unsigned long virt_to_fix(const unsigned long vaddr) -{ - BUG_ON(vaddr >= FIXADDR_TOP || vaddr < FIXADDR_START); - return __virt_to_fix(vaddr); -} #endif diff --git a/arch/sh/include/asm/flat.h b/arch/sh/include/asm/flat.h index 5d84df5e27f6..70752c7bc55f 100644 --- a/arch/sh/include/asm/flat.h +++ b/arch/sh/include/asm/flat.h @@ -1,24 +1,27 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/flat.h * * uClinux flat-format executables * * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive for - * more details. */ #ifndef __ASM_SH_FLAT_H #define __ASM_SH_FLAT_H -#define flat_argvp_envp_on_stack() 0 -#define flat_old_ram_flag(flags) (flags) -#define flat_reloc_valid(reloc, size) ((reloc) <= (size)) -#define flat_get_addr_from_rp(rp, relval, flags, p) get_unaligned(rp) -#define flat_put_addr_at_rp(rp, val, relval) put_unaligned(val,rp) -#define flat_get_relocate_addr(rel) (rel) -#define flat_set_persistent(relval, p) ({ (void)p; 0; }) +#include <linux/unaligned.h> + +static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, + u32 *addr) +{ + *addr = get_unaligned((__force u32 *)rp); + return 0; +} +static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel) +{ + put_unaligned(addr, (__force u32 *)rp); + return 0; +} #define FLAT_PLAT_INIT(_r) \ do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \ diff --git a/arch/sh/include/asm/fpu.h b/arch/sh/include/asm/fpu.h index 06c4281aab65..a086e38b70ee 100644 --- a/arch/sh/include/asm/fpu.h +++ b/arch/sh/include/asm/fpu.h @@ -1,7 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_FPU_H #define __ASM_SH_FPU_H -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ + +#include <asm/ptrace.h> struct task_struct; @@ -34,11 +37,6 @@ struct user_regset; extern int do_fpu_inst(unsigned short, struct pt_regs *); extern int init_fpu(struct task_struct *); -extern int fpregs_get(struct task_struct *target, - const struct user_regset *regset, - unsigned int pos, unsigned int count, - void *kbuf, void __user *ubuf); - static inline void __unlazy_fpu(struct task_struct *tsk, struct pt_regs *regs) { if (task_thread_info(tsk)->status & TS_USEDFPU) { @@ -46,7 +44,7 @@ static inline void __unlazy_fpu(struct task_struct *tsk, struct pt_regs *regs) save_fpu(tsk); release_fpu(regs); } else - tsk->fpu_counter = 0; + tsk->thread.fpu_counter = 0; } static inline void unlazy_fpu(struct task_struct *tsk, struct pt_regs *regs) @@ -66,6 +64,9 @@ static inline void clear_fpu(struct task_struct *tsk, struct pt_regs *regs) preempt_enable(); } -#endif /* __ASSEMBLY__ */ +void float_raise(unsigned int flags); +int float_rounding_mode(void); + +#endif /* __ASSEMBLER__ */ #endif /* __ASM_SH_FPU_H */ diff --git a/arch/sh/include/asm/freq.h b/arch/sh/include/asm/freq.h index 4ece90b09b9c..87c23621b7ae 100644 --- a/arch/sh/include/asm/freq.h +++ b/arch/sh/include/asm/freq.h @@ -1,18 +1,12 @@ -/* +/* SPDX-License-Identifier: GPL-2.0+ + * * include/asm-sh/freq.h * * Copyright (C) 2002, 2003 Paul Mundt - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #ifndef __ASM_SH_FREQ_H #define __ASM_SH_FREQ_H -#ifdef __KERNEL__ #include <cpu/freq.h> -#endif /* __KERNEL__ */ #endif /* __ASM_SH_FREQ_H */ diff --git a/arch/sh/include/asm/ftrace.h b/arch/sh/include/asm/ftrace.h index 13e9966464c2..d35781ab716e 100644 --- a/arch/sh/include/asm/ftrace.h +++ b/arch/sh/include/asm/ftrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_FTRACE_H #define __ASM_SH_FTRACE_H @@ -6,10 +7,10 @@ #define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */ #define FTRACE_SYSCALL_MAX NR_syscalls -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ extern void mcount(void); -#define MCOUNT_ADDR ((long)(mcount)) +#define MCOUNT_ADDR ((unsigned long)(mcount)) #ifdef CONFIG_DYNAMIC_FTRACE #define CALL_ADDR ((long)(ftrace_call)) @@ -32,24 +33,26 @@ static inline unsigned long ftrace_call_adjust(unsigned long addr) return addr; } -#endif /* __ASSEMBLY__ */ +void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr); + +#endif /* __ASSEMBLER__ */ #endif /* CONFIG_FUNCTION_TRACER */ -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ /* arch/sh/kernel/return_address.c */ extern void *return_address(unsigned int); -#define HAVE_ARCH_CALLER_ADDR - -#define CALLER_ADDR0 ((unsigned long)__builtin_return_address(0)) -#define CALLER_ADDR1 ((unsigned long)return_address(1)) -#define CALLER_ADDR2 ((unsigned long)return_address(2)) -#define CALLER_ADDR3 ((unsigned long)return_address(3)) -#define CALLER_ADDR4 ((unsigned long)return_address(4)) -#define CALLER_ADDR5 ((unsigned long)return_address(5)) -#define CALLER_ADDR6 ((unsigned long)return_address(6)) +#define ftrace_return_address(n) return_address(n) -#endif /* __ASSEMBLY__ */ +#ifdef CONFIG_DYNAMIC_FTRACE +extern void arch_ftrace_nmi_enter(void); +extern void arch_ftrace_nmi_exit(void); +#else +static inline void arch_ftrace_nmi_enter(void) { } +static inline void arch_ftrace_nmi_exit(void) { } +#endif + +#endif /* __ASSEMBLER__ */ #endif /* __ASM_SH_FTRACE_H */ diff --git a/arch/sh/include/asm/futex-cas.h b/arch/sh/include/asm/futex-cas.h new file mode 100644 index 000000000000..ed738e32b5ec --- /dev/null +++ b/arch/sh/include/asm/futex-cas.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_FUTEX_CAS_H +#define __ASM_SH_FUTEX_CAS_H + +static inline int atomic_futex_op_cmpxchg_inatomic(u32 *uval, + u32 __user *uaddr, + u32 oldval, u32 newval) +{ + int err = 0; + __asm__ __volatile__( + "1:\n\t" + "cas.l %2, %1, @r0\n" + "2:\n\t" +#ifdef CONFIG_MMU + ".section .fixup,\"ax\"\n" + "3:\n\t" + "mov.l 4f, %0\n\t" + "jmp @%0\n\t" + " mov %3, %0\n\t" + ".balign 4\n" + "4: .long 2b\n\t" + ".previous\n" + ".section __ex_table,\"a\"\n\t" + ".long 1b, 3b\n\t" + ".previous" +#endif + :"+r" (err), "+r" (newval) + :"r" (oldval), "i" (-EFAULT), "z" (uaddr) + :"t", "memory"); + if (err) return err; + *uval = newval; + return 0; +} + +#endif /* __ASM_SH_FUTEX_CAS_H */ diff --git a/arch/sh/include/asm/futex-irq.h b/arch/sh/include/asm/futex-irq.h index 63d33129ea23..9bc053242ea0 100644 --- a/arch/sh/include/asm/futex-irq.h +++ b/arch/sh/include/asm/futex-irq.h @@ -1,92 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_FUTEX_IRQ_H #define __ASM_SH_FUTEX_IRQ_H - -static inline int atomic_futex_op_xchg_set(int oparg, u32 __user *uaddr, - int *oldval) -{ - unsigned long flags; - int ret; - - local_irq_save(flags); - - ret = get_user(*oldval, uaddr); - if (!ret) - ret = put_user(oparg, uaddr); - - local_irq_restore(flags); - - return ret; -} - -static inline int atomic_futex_op_xchg_add(int oparg, u32 __user *uaddr, - int *oldval) -{ - unsigned long flags; - int ret; - - local_irq_save(flags); - - ret = get_user(*oldval, uaddr); - if (!ret) - ret = put_user(*oldval + oparg, uaddr); - - local_irq_restore(flags); - - return ret; -} - -static inline int atomic_futex_op_xchg_or(int oparg, u32 __user *uaddr, - int *oldval) -{ - unsigned long flags; - int ret; - - local_irq_save(flags); - - ret = get_user(*oldval, uaddr); - if (!ret) - ret = put_user(*oldval | oparg, uaddr); - - local_irq_restore(flags); - - return ret; -} - -static inline int atomic_futex_op_xchg_and(int oparg, u32 __user *uaddr, - int *oldval) -{ - unsigned long flags; - int ret; - - local_irq_save(flags); - - ret = get_user(*oldval, uaddr); - if (!ret) - ret = put_user(*oldval & oparg, uaddr); - - local_irq_restore(flags); - - return ret; -} - -static inline int atomic_futex_op_xchg_xor(int oparg, u32 __user *uaddr, - int *oldval) -{ - unsigned long flags; - int ret; - - local_irq_save(flags); - - ret = get_user(*oldval, uaddr); - if (!ret) - ret = put_user(*oldval ^ oparg, uaddr); - - local_irq_restore(flags); - - return ret; -} - static inline int atomic_futex_op_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, u32 oldval, u32 newval) diff --git a/arch/sh/include/asm/futex-llsc.h b/arch/sh/include/asm/futex-llsc.h new file mode 100644 index 000000000000..6e1570752bc1 --- /dev/null +++ b/arch/sh/include/asm/futex-llsc.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_FUTEX_LLSC_H +#define __ASM_SH_FUTEX_LLSC_H + +static inline int atomic_futex_op_cmpxchg_inatomic(u32 *uval, + u32 __user *uaddr, + u32 oldval, u32 newval) +{ + int err = 0; + __asm__ __volatile__( + "synco\n" + "1:\n\t" + "movli.l @%2, r0\n\t" + "mov r0, %1\n\t" + "cmp/eq %1, %4\n\t" + "bf 2f\n\t" + "mov %5, r0\n\t" + "movco.l r0, @%2\n\t" + "bf 1b\n" + "2:\n\t" + "synco\n\t" +#ifdef CONFIG_MMU + ".section .fixup,\"ax\"\n" + "3:\n\t" + "mov.l 4f, %0\n\t" + "jmp @%0\n\t" + " mov %3, %0\n\t" + ".balign 4\n" + "4: .long 2b\n\t" + ".previous\n" + ".section __ex_table,\"a\"\n\t" + ".long 1b, 3b\n\t" + ".previous" +#endif + :"+r" (err), "=&r" (*uval) + :"r" (uaddr), "i" (-EFAULT), "r" (oldval), "r" (newval) + :"t", "memory", "r0"); + if (err) return err; + return 0; +} + +#endif /* __ASM_SH_FUTEX_LLSC_H */ diff --git a/arch/sh/include/asm/futex.h b/arch/sh/include/asm/futex.h index 7be39a646fbd..b70f3fce6ed7 100644 --- a/arch/sh/include/asm/futex.h +++ b/arch/sh/include/asm/futex.h @@ -1,78 +1,72 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_FUTEX_H #define __ASM_SH_FUTEX_H -#ifdef __KERNEL__ - #include <linux/futex.h> #include <linux/uaccess.h> #include <asm/errno.h> -/* XXX: UP variants, fix for SH-4A and SMP.. */ +#if !defined(CONFIG_SMP) #include <asm/futex-irq.h> +#elif defined(CONFIG_CPU_J2) +#include <asm/futex-cas.h> +#elif defined(CONFIG_CPU_SH4A) +#include <asm/futex-llsc.h> +#else +#error SMP not supported on this configuration. +#endif -static inline int futex_atomic_op_inuser(int encoded_op, u32 __user *uaddr) +static inline int +futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, + u32 oldval, u32 newval) { - int op = (encoded_op >> 28) & 7; - int cmp = (encoded_op >> 24) & 15; - int oparg = (encoded_op << 8) >> 20; - int cmparg = (encoded_op << 20) >> 20; - int oldval = 0, ret; - - if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) - oparg = 1 << oparg; - - if (!access_ok(VERIFY_WRITE, uaddr, sizeof(u32))) + if (!access_ok(uaddr, sizeof(u32))) return -EFAULT; - pagefault_disable(); + return atomic_futex_op_cmpxchg_inatomic(uval, uaddr, oldval, newval); +} + +static inline int arch_futex_atomic_op_inuser(int op, u32 oparg, int *oval, + u32 __user *uaddr) +{ + u32 oldval, newval, prev; + int ret; - switch (op) { - case FUTEX_OP_SET: - ret = atomic_futex_op_xchg_set(oparg, uaddr, &oldval); - break; - case FUTEX_OP_ADD: - ret = atomic_futex_op_xchg_add(oparg, uaddr, &oldval); - break; - case FUTEX_OP_OR: - ret = atomic_futex_op_xchg_or(oparg, uaddr, &oldval); - break; - case FUTEX_OP_ANDN: - ret = atomic_futex_op_xchg_and(~oparg, uaddr, &oldval); - break; - case FUTEX_OP_XOR: - ret = atomic_futex_op_xchg_xor(oparg, uaddr, &oldval); - break; - default: - ret = -ENOSYS; - break; - } + do { + ret = get_user(oldval, uaddr); - pagefault_enable(); + if (ret) break; - if (!ret) { - switch (cmp) { - case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break; - case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break; - case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break; - case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break; - case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break; - case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break; - default: ret = -ENOSYS; + switch (op) { + case FUTEX_OP_SET: + newval = oparg; + break; + case FUTEX_OP_ADD: + newval = oldval + oparg; + break; + case FUTEX_OP_OR: + newval = oldval | oparg; + break; + case FUTEX_OP_ANDN: + newval = oldval & ~oparg; + break; + case FUTEX_OP_XOR: + newval = oldval ^ oparg; + break; + default: + ret = -ENOSYS; + break; } - } - return ret; -} + if (ret) break; -static inline int -futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, - u32 oldval, u32 newval) -{ - if (!access_ok(VERIFY_WRITE, uaddr, sizeof(u32))) - return -EFAULT; + ret = futex_atomic_cmpxchg_inatomic(&prev, uaddr, oldval, newval); + } while (!ret && prev != oldval); - return atomic_futex_op_cmpxchg_inatomic(uval, uaddr, oldval, newval); + if (!ret) + *oval = oldval; + + return ret; } -#endif /* __KERNEL__ */ #endif /* __ASM_SH_FUTEX_H */ diff --git a/arch/sh/include/asm/gpio.h b/arch/sh/include/asm/gpio.h deleted file mode 100644 index 7dfe15e2e990..000000000000 --- a/arch/sh/include/asm/gpio.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * include/asm-sh/gpio.h - * - * Generic GPIO API and pinmux table support for SuperH. - * - * Copyright (c) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#ifndef __ASM_SH_GPIO_H -#define __ASM_SH_GPIO_H - -#include <linux/kernel.h> -#include <linux/errno.h> - -#if defined(CONFIG_CPU_SH3) -#include <cpu/gpio.h> -#endif - -#define ARCH_NR_GPIOS 512 -#include <asm-generic/gpio.h> - -#ifdef CONFIG_GPIOLIB - -static inline int gpio_get_value(unsigned gpio) -{ - return __gpio_get_value(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - __gpio_set_value(gpio, value); -} - -static inline int gpio_cansleep(unsigned gpio) -{ - return __gpio_cansleep(gpio); -} - -static inline int gpio_to_irq(unsigned gpio) -{ - return __gpio_to_irq(gpio); -} - -static inline int irq_to_gpio(unsigned int irq) -{ - return -ENOSYS; -} - -#endif /* CONFIG_GPIOLIB */ - -#endif /* __ASM_SH_GPIO_H */ diff --git a/arch/sh/include/asm/hardirq.h b/arch/sh/include/asm/hardirq.h index 48b191313a99..9fe4495a8e90 100644 --- a/arch/sh/include/asm/hardirq.h +++ b/arch/sh/include/asm/hardirq.h @@ -1,16 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_HARDIRQ_H #define __ASM_SH_HARDIRQ_H -#include <linux/threads.h> -#include <linux/irq.h> - -typedef struct { - unsigned int __softirq_pending; - unsigned int __nmi_count; /* arch dependent */ -} ____cacheline_aligned irq_cpustat_t; - -#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ - extern void ack_bad_irq(unsigned int irq); +#define ack_bad_irq ack_bad_irq +#define ARCH_WANTS_NMI_IRQSTAT + +#include <asm-generic/hardirq.h> #endif /* __ASM_SH_HARDIRQ_H */ diff --git a/arch/sh/include/asm/hd64461.h b/arch/sh/include/asm/hd64461.h index 977355f0a483..d2c485fa333b 100644 --- a/arch/sh/include/asm/hd64461.h +++ b/arch/sh/include/asm/hd64461.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_HD64461 #define __ASM_SH_HD64461 /* @@ -228,7 +229,7 @@ #define HD64461_NIMR HD64461_IO_OFFSET(0x5002) #define HD64461_IRQBASE OFFCHIP_IRQ_BASE -#define OFFCHIP_IRQ_BASE 64 +#define OFFCHIP_IRQ_BASE (64 + 16) #define HD64461_IRQ_NUM 16 #define HD64461_IRQ_UART (HD64461_IRQBASE+5) diff --git a/arch/sh/include/asm/heartbeat.h b/arch/sh/include/asm/heartbeat.h index caaafe5a3ef1..4028ca4058d1 100644 --- a/arch/sh/include/asm/heartbeat.h +++ b/arch/sh/include/asm/heartbeat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_HEARTBEAT_H #define __ASM_SH_HEARTBEAT_H diff --git a/arch/sh/include/asm/hugetlb.h b/arch/sh/include/asm/hugetlb.h index 699255d6d1c6..974512f359f0 100644 --- a/arch/sh/include/asm/hugetlb.h +++ b/arch/sh/include/asm/hugetlb.h @@ -1,99 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_SH_HUGETLB_H #define _ASM_SH_HUGETLB_H #include <asm/cacheflush.h> #include <asm/page.h> -#include <asm-generic/hugetlb.h> - - -static inline int is_hugepage_only_range(struct mm_struct *mm, - unsigned long addr, - unsigned long len) { - return 0; -} - -/* - * If the arch doesn't supply something else, assume that hugepage - * size aligned regions are ok without further preparation. - */ -static inline int prepare_hugepage_range(struct file *file, - unsigned long addr, unsigned long len) -{ - if (len & ~HPAGE_MASK) - return -EINVAL; - if (addr & ~HPAGE_MASK) - return -EINVAL; - return 0; -} - -static inline void hugetlb_prefault_arch_hook(struct mm_struct *mm) { -} - -static inline void hugetlb_free_pgd_range(struct mmu_gather *tlb, - unsigned long addr, unsigned long end, - unsigned long floor, - unsigned long ceiling) -{ - free_pgd_range(tlb, addr, end, floor, ceiling); -} - -static inline void set_huge_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte_at(mm, addr, ptep, pte); -} -static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - return ptep_get_and_clear(mm, addr, ptep); -} - -static inline void huge_ptep_clear_flush(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep) -{ -} - -static inline int huge_pte_none(pte_t pte) -{ - return pte_none(pte); -} - -static inline pte_t huge_pte_wrprotect(pte_t pte) -{ - return pte_wrprotect(pte); -} - -static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - ptep_set_wrprotect(mm, addr, ptep); -} - -static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma, - unsigned long addr, pte_t *ptep, - pte_t pte, int dirty) -{ - return ptep_set_access_flags(vma, addr, ptep, pte, dirty); -} - -static inline pte_t huge_ptep_get(pte_t *ptep) +#define __HAVE_ARCH_HUGE_PTEP_CLEAR_FLUSH +static inline pte_t huge_ptep_clear_flush(struct vm_area_struct *vma, + unsigned long addr, pte_t *ptep) { return *ptep; } -static inline int arch_prepare_hugepage(struct page *page) +static inline void arch_clear_hugetlb_flags(struct folio *folio) { - return 0; + clear_bit(PG_dcache_clean, &folio->flags.f); } +#define arch_clear_hugetlb_flags arch_clear_hugetlb_flags -static inline void arch_release_hugepage(struct page *page) -{ -} - -static inline void arch_clear_hugepage_flags(struct page *page) -{ - clear_bit(PG_dcache_clean, &page->flags); -} +#include <asm-generic/hugetlb.h> #endif /* _ASM_SH_HUGETLB_H */ diff --git a/arch/sh/include/asm/hw_breakpoint.h b/arch/sh/include/asm/hw_breakpoint.h index ec9ad593c3da..74a438cea655 100644 --- a/arch/sh/include/asm/hw_breakpoint.h +++ b/arch/sh/include/asm/hw_breakpoint.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_HW_BREAKPOINT_H #define __ASM_SH_HW_BREAKPOINT_H @@ -9,7 +10,6 @@ #include <linux/types.h> struct arch_hw_breakpoint { - char *name; /* Contains name of the symbol to set bkpt */ unsigned long address; u16 len; u16 type; @@ -40,6 +40,7 @@ struct sh_ubc { struct clk *clk; /* optional interface clock / MSTP bit */ }; +struct perf_event_attr; struct perf_event; struct task_struct; struct pmu; @@ -47,14 +48,15 @@ struct pmu; /* Maximum number of UBC channels */ #define HBP_NUM 2 -static inline int hw_breakpoint_slots(int type) -{ - return HBP_NUM; -} +#define hw_breakpoint_slots(type) (HBP_NUM) /* arch/sh/kernel/hw_breakpoint.c */ -extern int arch_check_bp_in_kernelspace(struct perf_event *bp); -extern int arch_validate_hwbkpt_settings(struct perf_event *bp); +extern int arch_check_bp_in_kernelspace(struct arch_hw_breakpoint *hw); +extern int arch_bp_generic_fields(int sh_len, int sh_type, int *gen_len, + int *gen_type); +extern int hw_breakpoint_arch_parse(struct perf_event *bp, + const struct perf_event_attr *attr, + struct arch_hw_breakpoint *hw); extern int hw_breakpoint_exceptions_notify(struct notifier_block *unused, unsigned long val, void *data); diff --git a/arch/sh/include/asm/hw_irq.h b/arch/sh/include/asm/hw_irq.h index 693d44184058..ce23e3332f9c 100644 --- a/arch/sh/include/asm/hw_irq.h +++ b/arch/sh/include/asm/hw_irq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_HW_IRQ_H #define __ASM_SH_HW_IRQ_H diff --git a/arch/sh/include/asm/i2c-sh7760.h b/arch/sh/include/asm/i2c-sh7760.h index 69fee1239b03..a777f1410a6e 100644 --- a/arch/sh/include/asm/i2c-sh7760.h +++ b/arch/sh/include/asm/i2c-sh7760.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * MMIO/IRQ and platform data for SH7760 I2C channels */ diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index 629db2ad7916..6d282b253815 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_IO_H #define __ASM_SH_IO_H @@ -16,13 +17,12 @@ #include <asm/cache.h> #include <asm/addrspace.h> #include <asm/machvec.h> -#include <asm/pgtable.h> -#include <asm-generic/iomap.h> +#include <asm/page.h> +#include <linux/pgtable.h> -#ifdef __KERNEL__ #define __IO_PREFIX generic #include <asm/io_generic.h> -#include <asm/io_trapped.h> +#include <asm-generic/pci_iomap.h> #include <mach/mangle-port.h> #define __raw_writeb(v,a) (__chk_io_ptr(a), *(volatile u8 __force *)(a) = (v)) @@ -99,7 +99,7 @@ pfx##writes##bwlq(volatile void __iomem *mem, const void *addr, \ } \ } \ \ -static inline void pfx##reads##bwlq(volatile void __iomem *mem, \ +static inline void pfx##reads##bwlq(const volatile void __iomem *mem, \ void *addr, unsigned int count) \ { \ volatile type *__addr = addr; \ @@ -113,16 +113,17 @@ static inline void pfx##reads##bwlq(volatile void __iomem *mem, \ __BUILD_MEMORY_STRING(__raw_, b, u8) __BUILD_MEMORY_STRING(__raw_, w, u16) -#ifdef CONFIG_SUPERH32 -void __raw_writesl(void __iomem *addr, const void *data, int longlen); -void __raw_readsl(const void __iomem *addr, void *data, int longlen); -#else -__BUILD_MEMORY_STRING(__raw_, l, u32) -#endif +void __raw_writesl(void volatile __iomem *addr, const void *data, int longlen); +void __raw_readsl(const volatile void __iomem *addr, void *data, int longlen); __BUILD_MEMORY_STRING(__raw_, q, u64) -#ifdef CONFIG_HAS_IOPORT +#define ioport_map ioport_map +#define pci_iounmap pci_iounmap + +#ifdef CONFIG_HAS_IOPORT_MAP + +extern void __iomem *ioport_map(unsigned long port, unsigned int nr); /* * Slowdown I/O port space accesses for antique hardware. @@ -160,7 +161,7 @@ static inline void pfx##out##bwlq##p(type val, unsigned long port) \ { \ volatile type *__addr; \ \ - __addr = __ioport_map(port, sizeof(type)); \ + __addr = (void __iomem *)sh_io_port_base + port; \ *__addr = val; \ slow; \ } \ @@ -170,7 +171,7 @@ static inline type pfx##in##bwlq##p(unsigned long port) \ volatile type *__addr; \ type __val; \ \ - __addr = __ioport_map(port, sizeof(type)); \ + __addr = (void __iomem *)sh_io_port_base + port; \ __val = *__addr; \ slow; \ \ @@ -218,19 +219,39 @@ __BUILD_IOPORT_STRING(w, u16) __BUILD_IOPORT_STRING(l, u32) __BUILD_IOPORT_STRING(q, u64) -#else /* !CONFIG_HAS_IOPORT */ +#else /* !CONFIG_HAS_IOPORT_MAP */ #include <asm/io_noioport.h> #endif +#define inb(addr) inb(addr) +#define inw(addr) inw(addr) +#define inl(addr) inl(addr) +#define outb(x, addr) outb((x), (addr)) +#define outw(x, addr) outw((x), (addr)) +#define outl(x, addr) outl((x), (addr)) + +#define inb_p(addr) inb(addr) +#define inw_p(addr) inw(addr) +#define inl_p(addr) inl(addr) +#define outb_p(x, addr) outb((x), (addr)) +#define outw_p(x, addr) outw((x), (addr)) +#define outl_p(x, addr) outl((x), (addr)) + +#define insb insb +#define insw insw +#define insl insl +#define outsb outsb +#define outsw outsw +#define outsl outsl #define IO_SPACE_LIMIT 0xffffffff -/* synco on SH-4A, otherwise a nop */ -#define mmiowb() wmb() - /* We really want to try and get these to memcpy etc */ +#define memset_io memset_io +#define memcpy_fromio memcpy_fromio +#define memcpy_toio memcpy_toio void memcpy_fromio(void *, const volatile void __iomem *, unsigned long); void memcpy_toio(volatile void __iomem *, const void *, unsigned long); void memset_io(volatile void __iomem *, int, unsigned long); @@ -248,143 +269,23 @@ unsigned long long poke_real_address_q(unsigned long long addr, #define phys_to_virt(address) (__va(address)) #endif +#ifdef CONFIG_MMU /* - * On 32-bit SH, we traditionally have the whole physical address space - * mapped at all times (as MIPS does), so "ioremap()" and "iounmap()" do - * not need to do anything but place the address in the proper segment. - * This is true for P1 and P2 addresses, as well as some P3 ones. - * However, most of the P3 addresses and newer cores using extended - * addressing need to map through page tables, so the ioremap() - * implementation becomes a bit more complicated. - * - * See arch/sh/mm/ioremap.c for additional notes on this. - * - * We cheat a bit and always return uncachable areas until we've fixed - * the drivers to handle caching properly. - * - * On the SH-5 the concept of segmentation in the 1:1 PXSEG sense simply - * doesn't exist, so everything must go through page tables. + * I/O memory mapping functions. */ -#ifdef CONFIG_MMU -void __iomem *__ioremap_caller(phys_addr_t offset, unsigned long size, - pgprot_t prot, void *caller); -void __iounmap(void __iomem *addr); +#define ioremap_prot ioremap_prot +#define iounmap iounmap -static inline void __iomem * -__ioremap(phys_addr_t offset, unsigned long size, pgprot_t prot) -{ - return __ioremap_caller(offset, size, prot, __builtin_return_address(0)); -} +#define _PAGE_IOREMAP pgprot_val(PAGE_KERNEL_NOCACHE) -static inline void __iomem * -__ioremap_29bit(phys_addr_t offset, unsigned long size, pgprot_t prot) -{ -#ifdef CONFIG_29BIT - phys_addr_t last_addr = offset + size - 1; - - /* - * For P1 and P2 space this is trivial, as everything is already - * mapped. Uncached access for P1 addresses are done through P2. - * In the P3 case or for addresses outside of the 29-bit space, - * mapping must be done by the PMB or by using page tables. - */ - if (likely(PXSEG(offset) < P3SEG && PXSEG(last_addr) < P3SEG)) { - u64 flags = pgprot_val(prot); - - /* - * Anything using the legacy PTEA space attributes needs - * to be kicked down to page table mappings. - */ - if (unlikely(flags & _PAGE_PCC_MASK)) - return NULL; - if (unlikely(flags & _PAGE_CACHABLE)) - return (void __iomem *)P1SEGADDR(offset); - - return (void __iomem *)P2SEGADDR(offset); - } - - /* P4 above the store queues are always mapped. */ - if (unlikely(offset >= P3_ADDR_MAX)) - return (void __iomem *)P4SEGADDR(offset); -#endif - - return NULL; -} - -static inline void __iomem * -__ioremap_mode(phys_addr_t offset, unsigned long size, pgprot_t prot) -{ - void __iomem *ret; - - ret = __ioremap_trapped(offset, size); - if (ret) - return ret; - - ret = __ioremap_29bit(offset, size, prot); - if (ret) - return ret; - - return __ioremap(offset, size, prot); -} -#else -#define __ioremap(offset, size, prot) ((void __iomem *)(offset)) -#define __ioremap_mode(offset, size, prot) ((void __iomem *)(offset)) -#define __iounmap(addr) do { } while (0) +#define ioremap_cache(addr, size) \ + ioremap_prot((addr), (size), PAGE_KERNEL) #endif /* CONFIG_MMU */ -static inline void __iomem *ioremap(phys_addr_t offset, unsigned long size) -{ - return __ioremap_mode(offset, size, PAGE_KERNEL_NOCACHE); -} - -static inline void __iomem * -ioremap_cache(phys_addr_t offset, unsigned long size) -{ - return __ioremap_mode(offset, size, PAGE_KERNEL); -} - -#ifdef CONFIG_HAVE_IOREMAP_PROT -static inline void __iomem * -ioremap_prot(phys_addr_t offset, unsigned long size, unsigned long flags) -{ - return __ioremap_mode(offset, size, __pgprot(flags)); -} -#endif - -#ifdef CONFIG_IOREMAP_FIXED -extern void __iomem *ioremap_fixed(phys_addr_t, unsigned long, pgprot_t); -extern int iounmap_fixed(void __iomem *); -extern void ioremap_fixed_init(void); -#else -static inline void __iomem * -ioremap_fixed(phys_addr_t phys_addr, unsigned long size, pgprot_t prot) -{ - BUG(); - return NULL; -} - -static inline void ioremap_fixed_init(void) { } -static inline int iounmap_fixed(void __iomem *addr) { return -EINVAL; } -#endif - -#define ioremap_nocache ioremap -#define iounmap __iounmap - -/* - * Convert a physical pointer to a virtual kernel pointer for /dev/mem - * access - */ -#define xlate_dev_mem_ptr(p) __va(p) - -/* - * Convert a virtual cached pointer to an uncached pointer - */ -#define xlate_dev_kmem_ptr(p) p +#include <asm-generic/io.h> #define ARCH_HAS_VALID_PHYS_ADDR_RANGE int valid_phys_addr_range(phys_addr_t addr, size_t size); int valid_mmap_phys_addr_range(unsigned long pfn, size_t size); -#endif /* __KERNEL__ */ - #endif /* __ASM_SH_IO_H */ diff --git a/arch/sh/include/asm/io_generic.h b/arch/sh/include/asm/io_generic.h index b5f6956f19c8..87ec38f4e532 100644 --- a/arch/sh/include/asm/io_generic.h +++ b/arch/sh/include/asm/io_generic.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Trivial I/O routine definitions, intentionally meant to be included * multiple times. Ugly I/O routine concatenation helpers taken from diff --git a/arch/sh/include/asm/io_noioport.h b/arch/sh/include/asm/io_noioport.h index 4d48f1436a63..12dad91f41c1 100644 --- a/arch/sh/include/asm/io_noioport.h +++ b/arch/sh/include/asm/io_noioport.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_IO_NOIOPORT_H #define __ASM_SH_IO_NOIOPORT_H @@ -34,19 +35,45 @@ static inline void outl(unsigned int x, unsigned long port) BUG(); } -#define inb_p(addr) inb(addr) -#define inw_p(addr) inw(addr) -#define inl_p(addr) inl(addr) -#define outb_p(x, addr) outb((x), (addr)) -#define outw_p(x, addr) outw((x), (addr)) -#define outl_p(x, addr) outl((x), (addr)) +static inline void __iomem *ioport_map(unsigned long port, unsigned int size) +{ + BUG(); + return NULL; +} -#define insb(a, b, c) BUG() -#define insw(a, b, c) BUG() -#define insl(a, b, c) BUG() +static inline void ioport_unmap(void __iomem *addr) +{ + BUG(); +} -#define outsb(a, b, c) BUG() -#define outsw(a, b, c) BUG() -#define outsl(a, b, c) BUG() +static inline void insb(unsigned long port, void *dst, unsigned long count) +{ + BUG(); +} + +static inline void insw(unsigned long port, void *dst, unsigned long count) +{ + BUG(); +} + +static inline void insl(unsigned long port, void *dst, unsigned long count) +{ + BUG(); +} + +static inline void outsb(unsigned long port, const void *src, unsigned long count) +{ + BUG(); +} + +static inline void outsw(unsigned long port, const void *src, unsigned long count) +{ + BUG(); +} + +static inline void outsl(unsigned long port, const void *src, unsigned long count) +{ + BUG(); +} #endif /* __ASM_SH_IO_NOIOPORT_H */ diff --git a/arch/sh/include/asm/io_trapped.h b/arch/sh/include/asm/io_trapped.h index f1251d4f0ba9..ac01b201d9aa 100644 --- a/arch/sh/include/asm/io_trapped.h +++ b/arch/sh/include/asm/io_trapped.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_IO_TRAPPED_H #define __ASM_SH_IO_TRAPPED_H @@ -36,7 +37,7 @@ __ioremap_trapped(unsigned long offset, unsigned long size) #define __ioremap_trapped(offset, size) NULL #endif -#ifdef CONFIG_HAS_IOPORT +#ifdef CONFIG_HAS_IOPORT_MAP extern struct list_head trapped_io; static inline void __iomem * diff --git a/arch/sh/include/asm/irq.h b/arch/sh/include/asm/irq.h index 0e4f532e4737..53fc18a3d4c2 100644 --- a/arch/sh/include/asm/irq.h +++ b/arch/sh/include/asm/irq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_IRQ_H #define __ASM_SH_IRQ_H @@ -5,17 +6,6 @@ #include <asm/machvec.h> /* - * Only legacy non-sparseirq platforms have to set a reasonably sane - * value here. sparseirq platforms allocate their irq_descs on the fly, - * so will expand automatically based on the number of registered IRQs. - */ -#ifdef CONFIG_SPARSE_IRQ -# define NR_IRQS 8 -#else -# define NR_IRQS 512 -#endif - -/* * This is a special IRQ number for indicating that no IRQ has been * triggered and to simply ignore the IRQ dispatch. This is a special * case that can happen with IRQ auto-distribution when multiple CPUs @@ -24,15 +14,8 @@ #define NO_IRQ_IGNORE ((unsigned int)-1) /* - * Simple Mask Register Support - */ -extern void make_maskreg_irq(unsigned int irq); -extern unsigned short *irq_mask_register; - -/* * PINT IRQs */ -void init_IRQ_pint(void); void make_imask_irq(unsigned int irq); static inline int generic_irq_demux(int irq) @@ -50,7 +33,6 @@ asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs); #ifdef CONFIG_IRQSTACKS extern void irq_ctx_init(int cpu); extern void irq_ctx_exit(int cpu); -# define __ARCH_HAS_DO_SOFTIRQ #else # define irq_ctx_init(cpu) do { } while (0) # define irq_ctx_exit(cpu) do { } while (0) @@ -65,8 +47,5 @@ extern void irq_finish(unsigned int irq); #endif #include <asm-generic/irq.h> -#ifdef CONFIG_CPU_SH5 -#include <cpu/irq.h> -#endif #endif /* __ASM_SH_IRQ_H */ diff --git a/arch/sh/include/asm/irqflags.h b/arch/sh/include/asm/irqflags.h index 43b7608606c3..25f6cfef3f04 100644 --- a/arch/sh/include/asm/irqflags.h +++ b/arch/sh/include/asm/irqflags.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_IRQFLAGS_H #define __ASM_SH_IRQFLAGS_H diff --git a/arch/sh/include/asm/kdebug.h b/arch/sh/include/asm/kdebug.h index 8d6a831e7ba1..de8693fabb1d 100644 --- a/arch/sh/include/asm/kdebug.h +++ b/arch/sh/include/asm/kdebug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_KDEBUG_H #define __ASM_SH_KDEBUG_H @@ -12,6 +13,7 @@ enum die_val { /* arch/sh/kernel/dumpstack.c */ extern void printk_address(unsigned long address, int reliable); -extern void dump_mem(const char *str, unsigned long bottom, unsigned long top); +extern void dump_mem(const char *str, const char *loglvl, + unsigned long bottom, unsigned long top); #endif /* __ASM_SH_KDEBUG_H */ diff --git a/arch/sh/include/asm/kexec.h b/arch/sh/include/asm/kexec.h index ad6ef8a275ee..76631714673c 100644 --- a/arch/sh/include/asm/kexec.h +++ b/arch/sh/include/asm/kexec.h @@ -1,8 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_KEXEC_H #define __ASM_SH_KEXEC_H #include <asm/ptrace.h> #include <asm/string.h> +#include <linux/kernel.h> /* * KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return. @@ -26,7 +28,7 @@ /* The native architecture */ #define KEXEC_ARCH KEXEC_ARCH_SH -#ifdef CONFIG_KEXEC +#ifdef CONFIG_KEXEC_CORE /* arch/sh/kernel/machine_kexec.c */ void reserve_crashkernel(void); @@ -60,11 +62,11 @@ static inline void crash_setup_regs(struct pt_regs *newregs, __asm__ __volatile__ ("stc gbr, %0" : "=r" (newregs->gbr)); __asm__ __volatile__ ("stc sr, %0" : "=r" (newregs->sr)); - newregs->pc = (unsigned long)current_text_addr(); + newregs->pc = _THIS_IP_; } } #else static inline void reserve_crashkernel(void) { } -#endif /* CONFIG_KEXEC */ +#endif /* CONFIG_KEXEC_CORE */ #endif /* __ASM_SH_KEXEC_H */ diff --git a/arch/sh/include/asm/kgdb.h b/arch/sh/include/asm/kgdb.h index 9e7d2d1b03e0..0d5b840cb289 100644 --- a/arch/sh/include/asm/kgdb.h +++ b/arch/sh/include/asm/kgdb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_KGDB_H #define __ASM_SH_KGDB_H diff --git a/arch/sh/include/asm/kmap_types.h b/arch/sh/include/asm/kmap_types.h deleted file mode 100644 index 5962b08b6dd8..000000000000 --- a/arch/sh/include/asm/kmap_types.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef __SH_KMAP_TYPES_H -#define __SH_KMAP_TYPES_H - -/* Dummy header just to define km_type. */ - -#ifdef CONFIG_DEBUG_HIGHMEM -#define __WITH_KM_FENCE -#endif - -#include <asm-generic/kmap_types.h> - -#undef __WITH_KM_FENCE - -#endif diff --git a/arch/sh/include/asm/kprobes.h b/arch/sh/include/asm/kprobes.h index 134f3980e44a..65d4c3316a5b 100644 --- a/arch/sh/include/asm/kprobes.h +++ b/arch/sh/include/asm/kprobes.h @@ -1,13 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_KPROBES_H #define __ASM_SH_KPROBES_H +#include <asm-generic/kprobes.h> + +#define BREAKPOINT_INSTRUCTION 0xc33a + #ifdef CONFIG_KPROBES #include <linux/types.h> #include <linux/ptrace.h> typedef insn_size_t kprobe_opcode_t; -#define BREAKPOINT_INSTRUCTION 0xc33a #define MAX_INSN_SIZE 16 #define MAX_STACK_SIZE 64 @@ -22,8 +26,7 @@ typedef insn_size_t kprobe_opcode_t; struct kprobe; void arch_remove_kprobe(struct kprobe *); -void kretprobe_trampoline(void); -void jprobe_return_end(void); +void __kretprobe_trampoline(void); /* Architecture specific copy of original instruction*/ struct arch_specific_insn { @@ -39,15 +42,10 @@ struct prev_kprobe { /* per-cpu kprobe control block */ struct kprobe_ctlblk { unsigned long kprobe_status; - unsigned long jprobe_saved_r15; - struct pt_regs jprobe_saved_regs; - kprobe_opcode_t jprobes_stack[MAX_STACK_SIZE]; struct prev_kprobe prev_kprobe; }; extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr); -extern int kprobe_exceptions_notify(struct notifier_block *self, - unsigned long val, void *data); extern int kprobe_handle_illslot(unsigned long pc); #else diff --git a/arch/sh/include/asm/linkage.h b/arch/sh/include/asm/linkage.h index 3565a4f4009f..7c2fa27a43f8 100644 --- a/arch/sh/include/asm/linkage.h +++ b/arch/sh/include/asm/linkage.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_LINKAGE_H #define __ASM_LINKAGE_H diff --git a/arch/sh/include/asm/machvec.h b/arch/sh/include/asm/machvec.h index eb9c20d971dd..4e5314b921f1 100644 --- a/arch/sh/include/asm/machvec.h +++ b/arch/sh/include/asm/machvec.h @@ -1,10 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/machvec.h * * Copyright 2000 Stuart Menefy (stuart.menefy@st.com) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. */ #ifndef _ASM_SH_MACHVEC_H @@ -21,11 +19,6 @@ struct sh_machine_vector { int (*mv_irq_demux)(int irq); void (*mv_init_irq)(void); -#ifdef CONFIG_HAS_IOPORT - void __iomem *(*mv_ioport_map)(unsigned long port, unsigned int size); - void (*mv_ioport_unmap)(void __iomem *); -#endif - int (*mv_clk_init)(void); int (*mv_mode_pins)(void); @@ -38,6 +31,6 @@ extern struct sh_machine_vector sh_mv; #define get_system_type() sh_mv.mv_name #define __initmv \ - __used __section(.machvec.init) + __used __section(".machvec.init") #endif /* _ASM_SH_MACHVEC_H */ diff --git a/arch/sh/include/asm/mc146818rtc.h b/arch/sh/include/asm/mc146818rtc.h deleted file mode 100644 index 0aee96a97330..000000000000 --- a/arch/sh/include/asm/mc146818rtc.h +++ /dev/null @@ -1,7 +0,0 @@ -/* - * Machine dependent access functions for RTC registers. - */ -#ifndef _ASM_MC146818RTC_H -#define _ASM_MC146818RTC_H - -#endif /* _ASM_MC146818RTC_H */ diff --git a/arch/sh/include/asm/mmiowb.h b/arch/sh/include/asm/mmiowb.h new file mode 100644 index 000000000000..535d59735f1d --- /dev/null +++ b/arch/sh/include/asm/mmiowb.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_SH_MMIOWB_H +#define __ASM_SH_MMIOWB_H + +#include <asm/barrier.h> + +/* synco on SH-4A, otherwise a nop */ +#define mmiowb() wmb() + +#include <asm-generic/mmiowb.h> + +#endif /* __ASM_SH_MMIOWB_H */ diff --git a/arch/sh/include/asm/mmu.h b/arch/sh/include/asm/mmu.h index 56e4418c19b9..b9c9f91e6616 100644 --- a/arch/sh/include/asm/mmu.h +++ b/arch/sh/include/asm/mmu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __MMU_H #define __MMU_H @@ -32,7 +33,7 @@ #define PMB_NO_ENTRY (-1) -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <linux/errno.h> #include <linux/threads.h> #include <asm/page.h> @@ -101,6 +102,6 @@ pmb_remap(phys_addr_t phys, unsigned long size, pgprot_t prot) return pmb_remap_caller(phys, size, prot, __builtin_return_address(0)); } -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ #endif /* __MMU_H */ diff --git a/arch/sh/include/asm/mmu_context.h b/arch/sh/include/asm/mmu_context.h index 21c5088788da..78eef4e7d5df 100644 --- a/arch/sh/include/asm/mmu_context.h +++ b/arch/sh/include/asm/mmu_context.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 1999 Niibe Yutaka * Copyright (C) 2003 - 2007 Paul Mundt @@ -7,10 +8,11 @@ #ifndef __ASM_SH_MMU_CONTEXT_H #define __ASM_SH_MMU_CONTEXT_H -#ifdef __KERNEL__ #include <cpu/mmu_context.h> #include <asm/tlbflush.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> +#include <linux/mm_types.h> + #include <asm/io.h> #include <asm-generic/mm_hooks.h> @@ -45,11 +47,7 @@ */ #define MMU_VPN_MASK 0xfffff000 -#if defined(CONFIG_SUPERH32) #include <asm/mmu_context_32.h> -#else -#include <asm/mmu_context_64.h> -#endif /* * Get MMU context if needed. @@ -71,17 +69,9 @@ static inline void get_mmu_context(struct mm_struct *mm, unsigned int cpu) */ local_flush_tlb_all(); -#ifdef CONFIG_SUPERH64 - /* - * The SH-5 cache uses the ASIDs, requiring both the I and D - * cache to be flushed when the ASID is exhausted. Weak. - */ - flush_cache_all(); -#endif - /* * Fix version; Note that we avoid version #0 - * to distingush NO_CONTEXT. + * to distinguish NO_CONTEXT. */ if (!asid) asid = MMU_CONTEXT_FIRST_VERSION; @@ -94,12 +84,13 @@ static inline void get_mmu_context(struct mm_struct *mm, unsigned int cpu) * Initialize the context related info for a new mm_struct * instance. */ +#define init_new_context init_new_context static inline int init_new_context(struct task_struct *tsk, struct mm_struct *mm) { int i; - for (i = 0; i < num_online_cpus(); i++) + for_each_online_cpu(i) cpu_context(i, mm) = NO_CONTEXT; return 0; @@ -130,9 +121,7 @@ static inline void switch_mm(struct mm_struct *prev, activate_context(next, cpu); } -#define activate_mm(prev, next) switch_mm((prev),(next),NULL) -#define deactivate_mm(tsk,mm) do { } while (0) -#define enter_lazy_tlb(mm,tsk) do { } while (0) +#include <asm-generic/mmu_context.h> #else @@ -143,7 +132,7 @@ static inline void switch_mm(struct mm_struct *prev, #define set_TTB(pgd) do { } while (0) #define get_TTB() (0) -#include <asm-generic/mmu_context.h> +#include <asm-generic/nommu_context.h> #endif /* CONFIG_MMU */ @@ -186,5 +175,4 @@ static inline void disable_mmu(void) #define disable_mmu() do { } while (0) #endif -#endif /* __KERNEL__ */ #endif /* __ASM_SH_MMU_CONTEXT_H */ diff --git a/arch/sh/include/asm/mmu_context_32.h b/arch/sh/include/asm/mmu_context_32.h index 10e2e17210d2..bc5034fa6249 100644 --- a/arch/sh/include/asm/mmu_context_32.h +++ b/arch/sh/include/asm/mmu_context_32.h @@ -1,15 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_MMU_CONTEXT_32_H #define __ASM_SH_MMU_CONTEXT_32_H -/* - * Destroy context related info for an mm_struct that is about - * to be put to rest. - */ -static inline void destroy_context(struct mm_struct *mm) -{ - /* Do nothing */ -} - #ifdef CONFIG_CPU_HAS_PTEAEX static inline void set_asid(unsigned long asid) { diff --git a/arch/sh/include/asm/mmu_context_64.h b/arch/sh/include/asm/mmu_context_64.h deleted file mode 100644 index de121025d87f..000000000000 --- a/arch/sh/include/asm/mmu_context_64.h +++ /dev/null @@ -1,78 +0,0 @@ -#ifndef __ASM_SH_MMU_CONTEXT_64_H -#define __ASM_SH_MMU_CONTEXT_64_H - -/* - * sh64-specific mmu_context interface. - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <cpu/registers.h> -#include <asm/cacheflush.h> - -#define SR_ASID_MASK 0xffffffffff00ffffULL -#define SR_ASID_SHIFT 16 - -/* - * Destroy context related info for an mm_struct that is about - * to be put to rest. - */ -static inline void destroy_context(struct mm_struct *mm) -{ - /* Well, at least free TLB entries */ - flush_tlb_mm(mm); -} - -static inline unsigned long get_asid(void) -{ - unsigned long long sr; - - asm volatile ("getcon " __SR ", %0\n\t" - : "=r" (sr)); - - sr = (sr >> SR_ASID_SHIFT) & MMU_CONTEXT_ASID_MASK; - return (unsigned long) sr; -} - -/* Set ASID into SR */ -static inline void set_asid(unsigned long asid) -{ - unsigned long long sr, pc; - - asm volatile ("getcon " __SR ", %0" : "=r" (sr)); - - sr = (sr & SR_ASID_MASK) | (asid << SR_ASID_SHIFT); - - /* - * It is possible that this function may be inlined and so to avoid - * the assembler reporting duplicate symbols we make use of the - * gas trick of generating symbols using numerics and forward - * reference. - */ - asm volatile ("movi 1, %1\n\t" - "shlli %1, 28, %1\n\t" - "or %0, %1, %1\n\t" - "putcon %1, " __SR "\n\t" - "putcon %0, " __SSR "\n\t" - "movi 1f, %1\n\t" - "ori %1, 1 , %1\n\t" - "putcon %1, " __SPC "\n\t" - "rte\n" - "1:\n\t" - : "=r" (sr), "=r" (pc) : "0" (sr)); -} - -/* arch/sh/kernel/cpu/sh5/entry.S */ -extern unsigned long switch_and_save_asid(unsigned long new_asid); - -/* No spare register to twiddle, so use a software cache */ -extern pgd_t *mmu_pdtp_cache; - -#define set_TTB(pgd) (mmu_pdtp_cache = (pgd)) -#define get_TTB() (mmu_pdtp_cache) - -#endif /* __ASM_SH_MMU_CONTEXT_64_H */ diff --git a/arch/sh/include/asm/mmzone.h b/arch/sh/include/asm/mmzone.h index 15a8496960e6..63f88b465e39 100644 --- a/arch/sh/include/asm/mmzone.h +++ b/arch/sh/include/asm/mmzone.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_MMZONE_H #define __ASM_SH_MMZONE_H -#ifdef __KERNEL__ - -#ifdef CONFIG_NEED_MULTIPLE_NODES +#ifdef CONFIG_NUMA #include <linux/numa.h> -extern struct pglist_data *node_data[]; -#define NODE_DATA(nid) (node_data[nid]) - static inline int pfn_to_nid(unsigned long pfn) { int nid; @@ -32,7 +28,7 @@ static inline void setup_bootmem_node(int nid, unsigned long start, unsigned long end) { } -#endif /* CONFIG_NEED_MULTIPLE_NODES */ +#endif /* CONFIG_NUMA */ /* Platform specific mem init */ void __init plat_mem_setup(void); @@ -43,5 +39,4 @@ void __init __add_active_range(unsigned int nid, unsigned long start_pfn, /* arch/sh/mm/init.c */ void __init allocate_pgdat(unsigned int nid); -#endif /* __KERNEL__ */ #endif /* __ASM_SH_MMZONE_H */ diff --git a/arch/sh/include/asm/module.h b/arch/sh/include/asm/module.h index 81300d8b5448..337663a028db 100644 --- a/arch/sh/include/asm/module.h +++ b/arch/sh/include/asm/module.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_SH_MODULE_H #define _ASM_SH_MODULE_H @@ -10,32 +11,4 @@ struct mod_arch_specific { }; #endif -#ifdef CONFIG_CPU_LITTLE_ENDIAN -# ifdef CONFIG_CPU_SH2 -# define MODULE_PROC_FAMILY "SH2LE " -# elif defined CONFIG_CPU_SH3 -# define MODULE_PROC_FAMILY "SH3LE " -# elif defined CONFIG_CPU_SH4 -# define MODULE_PROC_FAMILY "SH4LE " -# elif defined CONFIG_CPU_SH5 -# define MODULE_PROC_FAMILY "SH5LE " -# else -# error unknown processor family -# endif -#else -# ifdef CONFIG_CPU_SH2 -# define MODULE_PROC_FAMILY "SH2BE " -# elif defined CONFIG_CPU_SH3 -# define MODULE_PROC_FAMILY "SH3BE " -# elif defined CONFIG_CPU_SH4 -# define MODULE_PROC_FAMILY "SH4BE " -# elif defined CONFIG_CPU_SH5 -# define MODULE_PROC_FAMILY "SH5BE " -# else -# error unknown processor family -# endif -#endif - -#define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY - #endif /* _ASM_SH_MODULE_H */ diff --git a/arch/sh/include/asm/mutex-llsc.h b/arch/sh/include/asm/mutex-llsc.h deleted file mode 100644 index dad29b687bd3..000000000000 --- a/arch/sh/include/asm/mutex-llsc.h +++ /dev/null @@ -1,109 +0,0 @@ -/* - * arch/sh/include/asm/mutex-llsc.h - * - * SH-4A optimized mutex locking primitives - * - * Please look into asm-generic/mutex-xchg.h for a formal definition. - */ -#ifndef __ASM_SH_MUTEX_LLSC_H -#define __ASM_SH_MUTEX_LLSC_H - -/* - * Attempting to lock a mutex on SH4A is done like in ARMv6+ architecure. - * with a bastardized atomic decrement (it is not a reliable atomic decrement - * but it satisfies the defined semantics for our purpose, while being - * smaller and faster than a real atomic decrement or atomic swap. - * The idea is to attempt decrementing the lock value only once. If once - * decremented it isn't zero, or if its store-back fails due to a dispute - * on the exclusive store, we simply bail out immediately through the slow - * path where the lock will be reattempted until it succeeds. - */ -static inline void -__mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) -{ - int __done, __res; - - __asm__ __volatile__ ( - "movli.l @%2, %0 \n" - "add #-1, %0 \n" - "movco.l %0, @%2 \n" - "movt %1 \n" - : "=&z" (__res), "=&r" (__done) - : "r" (&(count)->counter) - : "t"); - - if (unlikely(!__done || __res != 0)) - fail_fn(count); -} - -static inline int -__mutex_fastpath_lock_retval(atomic_t *count) -{ - int __done, __res; - - __asm__ __volatile__ ( - "movli.l @%2, %0 \n" - "add #-1, %0 \n" - "movco.l %0, @%2 \n" - "movt %1 \n" - : "=&z" (__res), "=&r" (__done) - : "r" (&(count)->counter) - : "t"); - - if (unlikely(!__done || __res != 0)) - __res = -1; - - return __res; -} - -static inline void -__mutex_fastpath_unlock(atomic_t *count, void (*fail_fn)(atomic_t *)) -{ - int __done, __res; - - __asm__ __volatile__ ( - "movli.l @%2, %0 \n\t" - "add #1, %0 \n\t" - "movco.l %0, @%2 \n\t" - "movt %1 \n\t" - : "=&z" (__res), "=&r" (__done) - : "r" (&(count)->counter) - : "t"); - - if (unlikely(!__done || __res <= 0)) - fail_fn(count); -} - -/* - * If the unlock was done on a contended lock, or if the unlock simply fails - * then the mutex remains locked. - */ -#define __mutex_slowpath_needs_to_unlock() 1 - -/* - * For __mutex_fastpath_trylock we do an atomic decrement and check the - * result and put it in the __res variable. - */ -static inline int -__mutex_fastpath_trylock(atomic_t *count, int (*fail_fn)(atomic_t *)) -{ - int __res, __orig; - - __asm__ __volatile__ ( - "1: movli.l @%2, %0 \n\t" - "dt %0 \n\t" - "movco.l %0,@%2 \n\t" - "bf 1b \n\t" - "cmp/eq #0,%0 \n\t" - "bt 2f \n\t" - "mov #0, %1 \n\t" - "bf 3f \n\t" - "2: mov #1, %1 \n\t" - "3: " - : "=&z" (__orig), "=&r" (__res) - : "r" (&count->counter) - : "t"); - - return __res; -} -#endif /* __ASM_SH_MUTEX_LLSC_H */ diff --git a/arch/sh/include/asm/mutex.h b/arch/sh/include/asm/mutex.h deleted file mode 100644 index d8e37716a4a0..000000000000 --- a/arch/sh/include/asm/mutex.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * Pull in the generic implementation for the mutex fastpath. - * - * TODO: implement optimized primitives instead, or leave the generic - * implementation in place, or pick the atomic_xchg() based generic - * implementation. (see asm-generic/mutex-xchg.h for details) - */ -#if defined(CONFIG_CPU_SH4A) -#include <asm/mutex-llsc.h> -#else -#include <asm-generic/mutex-dec.h> -#endif diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h index 15d970328f71..def4205491ec 100644 --- a/arch/sh/include/asm/page.h +++ b/arch/sh/include/asm/page.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PAGE_H #define __ASM_SH_PAGE_H @@ -7,21 +8,8 @@ #include <linux/const.h> -/* PAGE_SHIFT determines the page size */ -#if defined(CONFIG_PAGE_SIZE_4KB) -# define PAGE_SHIFT 12 -#elif defined(CONFIG_PAGE_SIZE_8KB) -# define PAGE_SHIFT 13 -#elif defined(CONFIG_PAGE_SIZE_16KB) -# define PAGE_SHIFT 14 -#elif defined(CONFIG_PAGE_SIZE_64KB) -# define PAGE_SHIFT 16 -#else -# error "Bogus kernel page size?" -#endif +#include <vdso/page.h> -#define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT) -#define PAGE_MASK (~(PAGE_SIZE-1)) #define PTE_MASK PAGE_MASK #if defined(CONFIG_HUGETLB_PAGE_SIZE_64K) @@ -34,8 +22,6 @@ #define HPAGE_SHIFT 22 #elif defined(CONFIG_HUGETLB_PAGE_SIZE_64MB) #define HPAGE_SHIFT 26 -#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512MB) -#define HPAGE_SHIFT 29 #endif #ifdef CONFIG_HUGETLB_PAGE @@ -44,7 +30,7 @@ #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT-PAGE_SHIFT) #endif -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <asm/uncached.h> extern unsigned long shm_align_mask; @@ -59,6 +45,7 @@ pages_do_alias(unsigned long addr1, unsigned long addr2) #define clear_page(page) memset((void *)(page), 0, PAGE_SIZE) extern void copy_page(void *to, void *from); +#define copy_user_page(to, from, vaddr, pg) __copy_user(to, from, PAGE_SIZE) struct page; struct vm_area_struct; @@ -80,18 +67,12 @@ typedef struct { unsigned long long pgd; } pgd_t; ((x).pte_low | ((unsigned long long)(x).pte_high << 32)) #define __pte(x) \ ({ pte_t __pte = {(x), ((unsigned long long)(x)) >> 32}; __pte; }) -#elif defined(CONFIG_SUPERH32) +#else typedef struct { unsigned long pte_low; } pte_t; typedef struct { unsigned long pgprot; } pgprot_t; typedef struct { unsigned long pgd; } pgd_t; #define pte_val(x) ((x).pte_low) #define __pte(x) ((pte_t) { (x) } ) -#else -typedef struct { unsigned long long pte_low; } pte_t; -typedef struct { unsigned long long pgprot; } pgprot_t; -typedef struct { unsigned long pgd; } pgd_t; -#define pte_val(x) ((x).pte_low) -#define __pte(x) ((pte_t) { (x) } ) #endif #define pgd_val(x) ((x).pgd) @@ -104,7 +85,7 @@ typedef struct page *pgtable_t; #define pte_pgprot(x) __pgprot(pte_val(x) & PTE_FLAGS_MASK) -#endif /* !__ASSEMBLY__ */ +#endif /* !__ASSEMBLER__ */ /* * __MEMORY_START and SIZE are the physical addresses and size of RAM. @@ -145,10 +126,10 @@ typedef struct page *pgtable_t; #define ___va(x) ((x)+PAGE_OFFSET) #endif -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #define __pa(x) ___pa((unsigned long)x) #define __va(x) (void *)___va((unsigned long)x) -#endif /* !__ASSEMBLY__ */ +#endif /* !__ASSEMBLER__ */ #ifdef CONFIG_UNCACHED_MAPPING #if defined(CONFIG_29BIT) @@ -164,7 +145,6 @@ typedef struct page *pgtable_t; #endif #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT) -#define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) /* * PFN = physical frame number (ie PFN 0 == physical address 0) @@ -175,37 +155,9 @@ typedef struct page *pgtable_t; #define PFN_START (__MEMORY_START >> PAGE_SHIFT) #define ARCH_PFN_OFFSET (PFN_START) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) -#ifdef CONFIG_FLATMEM -#define pfn_valid(pfn) ((pfn) >= min_low_pfn && (pfn) < max_low_pfn) -#endif #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) -#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ - VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) - #include <asm-generic/memory_model.h> #include <asm-generic/getorder.h> -/* vDSO support */ -#ifdef CONFIG_VSYSCALL -#define __HAVE_ARCH_GATE_AREA -#endif - -/* - * Some drivers need to perform DMA into kmalloc'ed buffers - * and so we have to increase the kmalloc minalign for this. - */ -#define ARCH_DMA_MINALIGN L1_CACHE_BYTES - -#ifdef CONFIG_SUPERH64 -/* - * While BYTES_PER_WORD == 4 on the current sh64 ABI, GCC will still - * happily generate {ld/st}.q pairs, requiring us to have 8-byte - * alignment to avoid traps. The kmalloc alignment is guaranteed by - * virtue of L1_CACHE_BYTES, requiring this to only be special cased - * for slab caches. - */ -#define ARCH_SLAB_MINALIGN 8 -#endif - #endif /* __ASM_SH_PAGE_H */ diff --git a/arch/sh/include/asm/pci.h b/arch/sh/include/asm/pci.h index bff96c2e7d25..54c30126ea17 100644 --- a/arch/sh/include/asm/pci.h +++ b/arch/sh/include/asm/pci.h @@ -1,8 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PCI_H #define __ASM_SH_PCI_H -#ifdef __KERNEL__ - /* Can be used to override the logic in pci_scan_bus for skipping already-configured bus numbers - to be used for buggy BIOSes or architectures with incomplete PCI setup by the loader */ @@ -63,52 +62,19 @@ extern int pci_is_66mhz_capable(struct pci_channel *hose, extern unsigned long PCIBIOS_MIN_IO, PCIBIOS_MIN_MEM; -struct pci_dev; - #define HAVE_PCI_MMAP -extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, - enum pci_mmap_state mmap_state, int write_combine); -extern void pcibios_set_master(struct pci_dev *dev); - -static inline void pcibios_penalize_isa_irq(int irq, int active) -{ - /* We don't do dynamic PCI IRQ allocation */ -} +#define ARCH_GENERIC_PCI_MMAP_RESOURCE /* Dynamic DMA mapping stuff. * SuperH has everything mapped statically like x86. */ -/* The PCI address space does equal the physical memory - * address space. The networking and block device layers use - * this boolean for bounce buffer decisions. - */ -#define PCI_DMA_BUS_IS_PHYS (dma_ops->is_phys) - #ifdef CONFIG_PCI /* * None of the SH PCI controllers support MWI, it is always treated as a * direct memory write. */ #define PCI_DISABLE_MWI - -static inline void pci_dma_burst_advice(struct pci_dev *pdev, - enum pci_dma_burst_strategy *strat, - unsigned long *strategy_parameter) -{ - unsigned long cacheline_size; - u8 byte; - - pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &byte); - - if (byte == 0) - cacheline_size = L1_CACHE_BYTES; - else - cacheline_size = byte << 2; - - *strat = PCI_DMA_BURST_MULTIPLE; - *strategy_parameter = cacheline_size; -} #endif /* Board-specific fixup routines. */ @@ -122,15 +88,4 @@ static inline int pci_proc_domain(struct pci_bus *bus) return hose->need_domain_info; } -/* Chances are this interrupt is wired PC-style ... */ -static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) -{ - return channel ? 15 : 14; -} - -/* generic DMA-mapping stuff */ -#include <asm-generic/pci-dma-compat.h> - -#endif /* __KERNEL__ */ #endif /* __ASM_SH_PCI_H */ - diff --git a/arch/sh/include/asm/perf_event.h b/arch/sh/include/asm/perf_event.h index 14308bed7ea5..468c7ca8bd2e 100644 --- a/arch/sh/include/asm/perf_event.h +++ b/arch/sh/include/asm/perf_event.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PERF_EVENT_H #define __ASM_SH_PERF_EVENT_H diff --git a/arch/sh/include/asm/pgalloc.h b/arch/sh/include/asm/pgalloc.h index 8c00785c60d5..6fe7123d38fa 100644 --- a/arch/sh/include/asm/pgalloc.h +++ b/arch/sh/include/asm/pgalloc.h @@ -1,10 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PGALLOC_H #define __ASM_SH_PGALLOC_H -#include <linux/quicklist.h> +#include <linux/mm.h> #include <asm/page.h> -#define QUICK_PT 0 /* Other page table pages that are zero on free */ +#define __HAVE_ARCH_PMD_ALLOC_ONE +#define __HAVE_ARCH_PMD_FREE +#define __HAVE_ARCH_PGD_FREE +#include <asm-generic/pgalloc.h> extern pgd_t *pgd_alloc(struct mm_struct *); extern void pgd_free(struct mm_struct *mm, pgd_t *pgd); @@ -13,6 +17,7 @@ extern void pgd_free(struct mm_struct *mm, pgd_t *pgd); extern void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd); extern pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address); extern void pmd_free(struct mm_struct *mm, pmd_t *pmd); +#define __pmd_free_tlb(tlb, pmdp, addr) pmd_free((tlb)->mm, (pmdp)) #endif static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, @@ -26,51 +31,8 @@ static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd, { set_pmd(pmd, __pmd((unsigned long)page_address(pte))); } -#define pmd_pgtable(pmd) pmd_page(pmd) -/* - * Allocate and free page tables. - */ -static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, - unsigned long address) -{ - return quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL); -} - -static inline pgtable_t pte_alloc_one(struct mm_struct *mm, - unsigned long address) -{ - struct page *page; - void *pg; - - pg = quicklist_alloc(QUICK_PT, GFP_KERNEL | __GFP_REPEAT, NULL); - if (!pg) - return NULL; - page = virt_to_page(pg); - pgtable_page_ctor(page); - return page; -} - -static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte) -{ - quicklist_free(QUICK_PT, NULL, pte); -} - -static inline void pte_free(struct mm_struct *mm, pgtable_t pte) -{ - pgtable_page_dtor(pte); - quicklist_free_page(QUICK_PT, NULL, pte); -} - -#define __pte_free_tlb(tlb,pte,addr) \ -do { \ - pgtable_page_dtor(pte); \ - tlb_remove_page((tlb), (pte)); \ -} while (0) - -static inline void check_pgt_cache(void) -{ - quicklist_trim(QUICK_PT, NULL, 25, 16); -} +#define __pte_free_tlb(tlb, pte, addr) \ + tlb_remove_ptdesc((tlb), page_ptdesc(pte)) #endif /* __ASM_SH_PGALLOC_H */ diff --git a/arch/sh/include/asm/pgtable-2level.h b/arch/sh/include/asm/pgtable-2level.h index 19bd89db17e7..08bff93927ff 100644 --- a/arch/sh/include/asm/pgtable-2level.h +++ b/arch/sh/include/asm/pgtable-2level.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PGTABLE_2LEVEL_H #define __ASM_SH_PGTABLE_2LEVEL_H diff --git a/arch/sh/include/asm/pgtable-3level.h b/arch/sh/include/asm/pgtable-3level.h index 249a985d9648..d1ce73f3bd85 100644 --- a/arch/sh/include/asm/pgtable-3level.h +++ b/arch/sh/include/asm/pgtable-3level.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PGTABLE_3LEVEL_H #define __ASM_SH_PGTABLE_3LEVEL_H @@ -27,21 +28,23 @@ #define pmd_ERROR(e) \ printk("%s:%d: bad pmd %016llx.\n", __FILE__, __LINE__, pmd_val(e)) -typedef struct { unsigned long long pmd; } pmd_t; +typedef union { + struct { + unsigned long pmd_low; + unsigned long pmd_high; + }; + unsigned long long pmd; +} pmd_t; #define pmd_val(x) ((x).pmd) -#define __pmd(x) ((pmd_t) { (x) } ) +#define __pmd(x) ((pmd_t) { .pmd = (x) } ) -static inline unsigned long pud_page_vaddr(pud_t pud) +static inline pmd_t *pud_pgtable(pud_t pud) { - return pud_val(pud); -} - -#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) -static inline pmd_t *pmd_offset(pud_t *pud, unsigned long address) -{ - return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(address); + return (pmd_t *)(unsigned long)pud_val(pud); } +/* only used by the stubbed out hugetlb gup code, should never be called */ +#define pud_page(pud) NULL #define pud_none(x) (!pud_val(x)) #define pud_present(x) (pud_val(x)) #define pud_clear(xp) do { set_pud(xp, __pud(0)); } while (0) diff --git a/arch/sh/include/asm/pgtable.h b/arch/sh/include/asm/pgtable.h index cf434c64408d..10fa8f2bb8d1 100644 --- a/arch/sh/include/asm/pgtable.h +++ b/arch/sh/include/asm/pgtable.h @@ -1,13 +1,10 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * This file contains the functions and defines necessary to modify and * use the SuperH page table tree. * * Copyright (C) 1999 Niibe Yutaka * Copyright (C) 2002 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General - * Public License. See the file "COPYING" in the main directory of this - * archive for more details. */ #ifndef __ASM_SH_PGTABLE_H #define __ASM_SH_PGTABLE_H @@ -20,7 +17,7 @@ #include <asm/page.h> #include <asm/mmu.h> -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <asm/addrspace.h> #include <asm/fixmap.h> @@ -31,7 +28,7 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page)) -#endif /* !__ASSEMBLY__ */ +#endif /* !__ASSEMBLER__ */ /* * Effective and physical address definitions, to aid with sign @@ -62,8 +59,6 @@ static inline unsigned long long neff_sign_extend(unsigned long val) /* Entries per level */ #define PTRS_PER_PTE (PAGE_SIZE / (1 << PTE_MAGNITUDE)) -#define FIRST_USER_ADDRESS 0 - #define PHYS_ADDR_MASK29 0x1fffffff #define PHYS_ADDR_MASK32 0xffffffff @@ -79,18 +74,10 @@ static inline unsigned long phys_addr_mask(void) #define PTE_PHYS_MASK (phys_addr_mask() & PAGE_MASK) #define PTE_FLAGS_MASK (~(PTE_PHYS_MASK) << PAGE_SHIFT) -#ifdef CONFIG_SUPERH32 #define VMALLOC_START (P3SEG) -#else -#define VMALLOC_START (0xf0000000) -#endif #define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE) -#if defined(CONFIG_SUPERH32) #include <asm/pgtable_32.h> -#else -#include <asm/pgtable_64.h> -#endif /* * SH-X and lower (legacy) SuperH parts (SH-3, SH-4, some SH-4A) can't do page @@ -102,35 +89,11 @@ static inline unsigned long phys_addr_mask(void) * completely separate permission bits for user and kernel space. */ /*xwr*/ -#define __P000 PAGE_NONE -#define __P001 PAGE_READONLY -#define __P010 PAGE_COPY -#define __P011 PAGE_COPY -#define __P100 PAGE_EXECREAD -#define __P101 PAGE_EXECREAD -#define __P110 PAGE_COPY -#define __P111 PAGE_COPY - -#define __S000 PAGE_NONE -#define __S001 PAGE_READONLY -#define __S010 PAGE_WRITEONLY -#define __S011 PAGE_SHARED -#define __S100 PAGE_EXECREAD -#define __S101 PAGE_EXECREAD -#define __S110 PAGE_RWX -#define __S111 PAGE_RWX typedef pte_t *pte_addr_t; -#define kern_addr_valid(addr) (1) - #define pte_pfn(x) ((unsigned long)(((x).pte_low >> PAGE_SHIFT))) -/* - * Initialise the page table caches - */ -extern void pgtable_cache_init(void); - struct vm_area_struct; struct mm_struct; @@ -139,25 +102,52 @@ extern void __update_cache(struct vm_area_struct *vma, extern void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte); -static inline void -update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t *ptep) +static inline void update_mmu_cache_range(struct vm_fault *vmf, + struct vm_area_struct *vma, unsigned long address, + pte_t *ptep, unsigned int nr) { pte_t pte = *ptep; __update_cache(vma, address, pte); __update_tlb(vma, address, pte); } +#define update_mmu_cache(vma, addr, ptep) \ + update_mmu_cache_range(NULL, vma, addr, ptep, 1) extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern void paging_init(void); extern void page_table_range_init(unsigned long start, unsigned long end, pgd_t *pgd); +static inline bool __pte_access_permitted(pte_t pte, u64 prot) +{ + return (pte_val(pte) & (prot | _PAGE_SPECIAL)) == prot; +} + +#ifdef CONFIG_X2TLB +static inline bool pte_access_permitted(pte_t pte, bool write) +{ + u64 prot = _PAGE_PRESENT; + + prot |= _PAGE_EXT(_PAGE_EXT_KERN_READ | _PAGE_EXT_USER_READ); + if (write) + prot |= _PAGE_EXT(_PAGE_EXT_KERN_WRITE | _PAGE_EXT_USER_WRITE); + return __pte_access_permitted(pte, prot); +} +#else +static inline bool pte_access_permitted(pte_t pte, bool write) +{ + u64 prot = _PAGE_PRESENT | _PAGE_USER; + + if (write) + prot |= _PAGE_RW; + return __pte_access_permitted(pte, prot); +} +#endif + +#define pte_access_permitted pte_access_permitted + /* arch/sh/mm/mmap.c */ #define HAVE_ARCH_UNMAPPED_AREA #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN -#define __HAVE_ARCH_PTE_SPECIAL - -#include <asm-generic/pgtable.h> - #endif /* __ASM_SH_PGTABLE_H */ diff --git a/arch/sh/include/asm/pgtable_32.h b/arch/sh/include/asm/pgtable_32.h index 0bce3d81569e..5f51af18997b 100644 --- a/arch/sh/include/asm/pgtable_32.h +++ b/arch/sh/include/asm/pgtable_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PGTABLE_32_H #define __ASM_SH_PGTABLE_32_H @@ -26,8 +27,6 @@ * and timing control which (together with bit 0) are moved into the * old-style PTEA on the parts that support it. * - * XXX: Leave the _PAGE_FILE and _PAGE_WT overhaul for a rainy day. - * * SH-X2 MMUs and extended PTEs * * SH-X2 supports an extended mode TLB with split data arrays due to the @@ -51,7 +50,6 @@ #define _PAGE_PRESENT 0x100 /* V-bit : page is valid */ #define _PAGE_PROTNONE 0x200 /* software: if not present */ #define _PAGE_ACCESSED 0x400 /* software: page referenced */ -#define _PAGE_FILE _PAGE_WT /* software: pagecache or swap? */ #define _PAGE_SPECIAL 0x800 /* software: special page */ #define _PAGE_SZ_MASK (_PAGE_SZ0 | _PAGE_SZ1) @@ -105,14 +103,13 @@ static inline unsigned long copy_ptea_attributes(unsigned long x) /* Mask which drops unused bits from the PTEL value */ #if defined(CONFIG_CPU_SH3) #define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED| \ - _PAGE_FILE | _PAGE_SZ1 | \ - _PAGE_HW_SHARED) + _PAGE_SZ1 | _PAGE_HW_SHARED) #elif defined(CONFIG_X2TLB) /* Get rid of the legacy PR/SZ bits when using extended mode */ #define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED | \ - _PAGE_FILE | _PAGE_PR_MASK | _PAGE_SZ_MASK) + _PAGE_PR_MASK | _PAGE_SZ_MASK) #else -#define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED | _PAGE_FILE) +#define _PAGE_CLEAR_FLAGS (_PAGE_PROTNONE | _PAGE_ACCESSED) #endif #define _PAGE_FLAGS_HARDWARE_MASK (phys_addr_mask() & ~(_PAGE_CLEAR_FLAGS)) @@ -173,7 +170,7 @@ static inline unsigned long copy_ptea_attributes(unsigned long x) (PTE_MASK | _PAGE_ACCESSED | _PAGE_CACHABLE | \ _PAGE_DIRTY | _PAGE_SPECIAL) -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #if defined(CONFIG_X2TLB) /* SH-X2 TLB */ #define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_CACHABLE | \ @@ -290,9 +287,9 @@ static inline unsigned long copy_ptea_attributes(unsigned long x) __pgprot(0) #endif -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ /* * Certain architectures need to do special things when PTEs @@ -310,14 +307,13 @@ static inline void set_pte(pte_t *ptep, pte_t pte) #define set_pte(pteptr, pteval) (*(pteptr) = pteval) #endif -#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) - /* * (pmds are folded into pgds so this doesn't get actually called, * but the define is needed for a generic inline function.) */ #define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval) +#define PFN_PTE_SHIFT PAGE_SHIFT #define pfn_pte(pfn, prot) \ __pte(((unsigned long long)(pfn) << PAGE_SHIFT) | pgprot_val(prot)) #define pfn_pmd(pfn, prot) \ @@ -326,7 +322,7 @@ static inline void set_pte(pte_t *ptep, pte_t pte) #define pte_none(x) (!pte_val(x)) #define pte_present(x) ((x).pte_low & (_PAGE_PRESENT | _PAGE_PROTNONE)) -#define pte_clear(mm,addr,xp) do { set_pte_at(mm, addr, xp, __pte(0)); } while (0) +#define pte_clear(mm, addr, ptep) set_pte(ptep, __pte(0)) #define pmd_none(x) (!pmd_val(x)) #define pmd_present(x) (pmd_val(x)) @@ -343,7 +339,6 @@ static inline void set_pte(pte_t *ptep, pte_t pte) #define pte_not_present(pte) (!((pte).pte_low & _PAGE_PRESENT)) #define pte_dirty(pte) ((pte).pte_low & _PAGE_DIRTY) #define pte_young(pte) ((pte).pte_low & _PAGE_ACCESSED) -#define pte_file(pte) ((pte).pte_low & _PAGE_FILE) #define pte_special(pte) ((pte).pte_low & _PAGE_SPECIAL) #ifdef CONFIG_X2TLB @@ -363,11 +358,11 @@ static inline pte_t pte_##fn(pte_t pte) { pte.pte_##h op; return pte; } * kernel permissions), we attempt to couple them a bit more sanely here. */ PTE_BIT_FUNC(high, wrprotect, &= ~(_PAGE_EXT_USER_WRITE | _PAGE_EXT_KERN_WRITE)); -PTE_BIT_FUNC(high, mkwrite, |= _PAGE_EXT_USER_WRITE | _PAGE_EXT_KERN_WRITE); +PTE_BIT_FUNC(high, mkwrite_novma, |= _PAGE_EXT_USER_WRITE | _PAGE_EXT_KERN_WRITE); PTE_BIT_FUNC(high, mkhuge, |= _PAGE_SZHUGE); #else PTE_BIT_FUNC(low, wrprotect, &= ~_PAGE_RW); -PTE_BIT_FUNC(low, mkwrite, |= _PAGE_RW); +PTE_BIT_FUNC(low, mkwrite_novma, |= _PAGE_RW); PTE_BIT_FUNC(low, mkhuge, |= _PAGE_SZHUGE); #endif @@ -385,14 +380,6 @@ PTE_BIT_FUNC(low, mkspecial, |= _PAGE_SPECIAL); #define pgprot_noncached pgprot_writecombine -/* - * Conversion functions: convert a page and protection to a page entry, - * and a page entry and page directory to the page they refer to. - * - * extern pte_t mk_pte(struct page *page, pgprot_t pgprot) - */ -#define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) - static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { pte.pte_low &= _PAGE_CHG_MASK; @@ -405,28 +392,13 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) return pte; } -#define pmd_page_vaddr(pmd) ((unsigned long)pmd_val(pmd)) -#define pmd_page(pmd) (virt_to_page(pmd_val(pmd))) - -/* to find an entry in a page-table-directory. */ -#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) -#define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) -#define __pgd_offset(address) pgd_index(address) - -/* to find an entry in a kernel page-table-directory */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) - -#define __pud_offset(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1)) -#define __pmd_offset(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) - -/* Find an entry in the third-level page table.. */ -#define pte_index(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) -#define __pte_offset(address) pte_index(address) +static inline unsigned long pmd_page_vaddr(pmd_t pmd) +{ + return (unsigned long)pmd_val(pmd); +} -#define pte_offset_kernel(dir, address) \ - ((pte_t *) pmd_page_vaddr(*(dir)) + pte_index(address)) -#define pte_offset_map(dir, address) pte_offset_kernel(dir, address) -#define pte_unmap(pte) do { } while (0) +#define pmd_pfn(pmd) (__pa(pmd_val(pmd)) >> PAGE_SHIFT) +#define pmd_page(pmd) (virt_to_page(pmd_val(pmd))) #ifdef CONFIG_X2TLB #define pte_ERROR(e) \ @@ -442,57 +414,69 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) #endif /* - * Encode and de-code a swap entry + * Encode/decode swap entries and swap PTEs. Swap PTEs are all PTEs that + * are !pte_none() && !pte_present(). * * Constraints: - * _PAGE_FILE at bit 0 * _PAGE_PRESENT at bit 8 * _PAGE_PROTNONE at bit 9 * - * For the normal case, we encode the swap type into bits 0:7 and the - * swap offset into bits 10:30. For the 64-bit PTE case, we keep the - * preserved bits in the low 32-bits and use the upper 32 as the swap - * offset (along with a 5-bit type), following the same approach as x86 - * PAE. This keeps the logic quite simple, and allows for a full 32 - * PTE_FILE_MAX_BITS, as opposed to the 29-bits we're constrained with - * in the pte_low case. + * For the normal case, we encode the swap type and offset into the swap PTE + * such that bits 8 and 9 stay zero. For the 64-bit PTE case, we use the + * upper 32 for the swap offset and swap type, following the same approach as + * x86 PAE. This keeps the logic quite simple. * * As is evident by the Alpha code, if we ever get a 64-bit unsigned * long (swp_entry_t) to match up with the 64-bit PTEs, this all becomes * much cleaner.. - * - * NOTE: We should set ZEROs at the position of _PAGE_PRESENT - * and _PAGE_PROTNONE bits */ + #ifdef CONFIG_X2TLB +/* + * Format of swap PTEs: + * + * 6 6 6 6 5 5 5 5 5 5 5 5 5 5 4 4 4 4 4 4 4 4 4 4 3 3 3 3 3 3 3 3 + * 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 + * <--------------------- offset ----------------------> < type -> + * + * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * <------------------- zeroes --------------------> E 0 0 0 0 0 0 + */ #define __swp_type(x) ((x).val & 0x1f) #define __swp_offset(x) ((x).val >> 5) -#define __swp_entry(type, offset) ((swp_entry_t){ (type) | (offset) << 5}) +#define __swp_entry(type, offset) ((swp_entry_t){ ((type) & 0x1f) | (offset) << 5}) #define __pte_to_swp_entry(pte) ((swp_entry_t){ (pte).pte_high }) #define __swp_entry_to_pte(x) ((pte_t){ 0, (x).val }) +#else /* - * Encode and decode a nonlinear file mapping entry + * Format of swap PTEs: + * + * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 + * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 + * <--------------- offset ----------------> 0 0 0 0 E < type -> 0 + * + * E is the exclusive marker that is not stored in swap entries. */ -#define pte_to_pgoff(pte) ((pte).pte_high) -#define pgoff_to_pte(off) ((pte_t) { _PAGE_FILE, (off) }) - -#define PTE_FILE_MAX_BITS 32 -#else -#define __swp_type(x) ((x).val & 0xff) +#define __swp_type(x) ((x).val & 0x1f) #define __swp_offset(x) ((x).val >> 10) -#define __swp_entry(type, offset) ((swp_entry_t){(type) | (offset) <<10}) +#define __swp_entry(type, offset) ((swp_entry_t){((type) & 0x1f) | (offset) << 10}) #define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) >> 1 }) #define __swp_entry_to_pte(x) ((pte_t) { (x).val << 1 }) - -/* - * Encode and decode a nonlinear file mapping entry - */ -#define PTE_FILE_MAX_BITS 29 -#define pte_to_pgoff(pte) (pte_val(pte) >> 1) -#define pgoff_to_pte(off) ((pte_t) { ((off) << 1) | _PAGE_FILE }) #endif -#endif /* __ASSEMBLY__ */ +/* In both cases, we borrow bit 6 to store the exclusive marker in swap PTEs. */ +#define _PAGE_SWP_EXCLUSIVE _PAGE_USER + +static inline bool pte_swp_exclusive(pte_t pte) +{ + return pte.pte_low & _PAGE_SWP_EXCLUSIVE; +} + +PTE_BIT_FUNC(low, swp_mkexclusive, |= _PAGE_SWP_EXCLUSIVE); +PTE_BIT_FUNC(low, swp_clear_exclusive, &= ~_PAGE_SWP_EXCLUSIVE); + +#endif /* __ASSEMBLER__ */ #endif /* __ASM_SH_PGTABLE_32_H */ diff --git a/arch/sh/include/asm/pgtable_64.h b/arch/sh/include/asm/pgtable_64.h deleted file mode 100644 index dda8c82601b9..000000000000 --- a/arch/sh/include/asm/pgtable_64.h +++ /dev/null @@ -1,317 +0,0 @@ -#ifndef __ASM_SH_PGTABLE_64_H -#define __ASM_SH_PGTABLE_64_H - -/* - * include/asm-sh/pgtable_64.h - * - * This file contains the functions and defines necessary to modify and use - * the SuperH page table tree. - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * Copyright (C) 2003, 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/threads.h> -#include <asm/processor.h> -#include <asm/page.h> - -/* - * Error outputs. - */ -#define pte_ERROR(e) \ - printk("%s:%d: bad pte %016Lx.\n", __FILE__, __LINE__, pte_val(e)) -#define pgd_ERROR(e) \ - printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e)) - -/* - * Table setting routines. Used within arch/mm only. - */ -#define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval) - -static __inline__ void set_pte(pte_t *pteptr, pte_t pteval) -{ - unsigned long long x = ((unsigned long long) pteval.pte_low); - unsigned long long *xp = (unsigned long long *) pteptr; - /* - * Sign-extend based on NPHYS. - */ - *(xp) = (x & NPHYS_SIGN) ? (x | NPHYS_MASK) : x; -} -#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) - -/* - * PGD defines. Top level. - */ - -/* To find an entry in a generic PGD. */ -#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) -#define __pgd_offset(address) pgd_index(address) -#define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address)) - -/* To find an entry in a kernel PGD. */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) - -#define __pud_offset(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1)) -#define __pmd_offset(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) - -/* - * PMD level access routines. Same notes as above. - */ -#define _PMD_EMPTY 0x0 -/* Either the PMD is empty or present, it's not paged out */ -#define pmd_present(pmd_entry) (pmd_val(pmd_entry) & _PAGE_PRESENT) -#define pmd_clear(pmd_entry_p) (set_pmd((pmd_entry_p), __pmd(_PMD_EMPTY))) -#define pmd_none(pmd_entry) (pmd_val((pmd_entry)) == _PMD_EMPTY) -#define pmd_bad(pmd_entry) ((pmd_val(pmd_entry) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE) - -#define pmd_page_vaddr(pmd_entry) \ - ((unsigned long) __va(pmd_val(pmd_entry) & PAGE_MASK)) - -#define pmd_page(pmd) \ - (virt_to_page(pmd_val(pmd))) - -/* PMD to PTE dereferencing */ -#define pte_index(address) \ - ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) - -#define __pte_offset(address) pte_index(address) - -#define pte_offset_kernel(dir, addr) \ - ((pte_t *) ((pmd_val(*(dir))) & PAGE_MASK) + pte_index((addr))) - -#define pte_offset_map(dir,addr) pte_offset_kernel(dir, addr) -#define pte_unmap(pte) do { } while (0) - -#ifndef __ASSEMBLY__ -/* - * PTEL coherent flags. - * See Chapter 17 ST50 CPU Core Volume 1, Architecture. - */ -/* The bits that are required in the SH-5 TLB are placed in the h/w-defined - positions, to avoid expensive bit shuffling on every refill. The remaining - bits are used for s/w purposes and masked out on each refill. - - Note, the PTE slots are used to hold data of type swp_entry_t when a page is - swapped out. Only the _PAGE_PRESENT flag is significant when the page is - swapped out, and it must be placed so that it doesn't overlap either the - type or offset fields of swp_entry_t. For x86, offset is at [31:8] and type - at [6:1], with _PAGE_PRESENT at bit 0 for both pte_t and swp_entry_t. This - scheme doesn't map to SH-5 because bit [0] controls cacheability. So bit - [2] is used for _PAGE_PRESENT and the type field of swp_entry_t is split - into 2 pieces. That is handled by SWP_ENTRY and SWP_TYPE below. */ -#define _PAGE_WT 0x001 /* CB0: if cacheable, 1->write-thru, 0->write-back */ -#define _PAGE_DEVICE 0x001 /* CB0: if uncacheable, 1->device (i.e. no write-combining or reordering at bus level) */ -#define _PAGE_CACHABLE 0x002 /* CB1: uncachable/cachable */ -#define _PAGE_PRESENT 0x004 /* software: page referenced */ -#define _PAGE_FILE 0x004 /* software: only when !present */ -#define _PAGE_SIZE0 0x008 /* SZ0-bit : size of page */ -#define _PAGE_SIZE1 0x010 /* SZ1-bit : size of page */ -#define _PAGE_SHARED 0x020 /* software: reflects PTEH's SH */ -#define _PAGE_READ 0x040 /* PR0-bit : read access allowed */ -#define _PAGE_EXECUTE 0x080 /* PR1-bit : execute access allowed */ -#define _PAGE_WRITE 0x100 /* PR2-bit : write access allowed */ -#define _PAGE_USER 0x200 /* PR3-bit : user space access allowed */ -#define _PAGE_DIRTY 0x400 /* software: page accessed in write */ -#define _PAGE_ACCESSED 0x800 /* software: page referenced */ - -/* Wrapper for extended mode pgprot twiddling */ -#define _PAGE_EXT(x) ((unsigned long long)(x) << 32) - -/* - * We can use the sign-extended bits in the PTEL to get 32 bits of - * software flags. This works for now because no implementations uses - * anything above the PPN field. - */ -#define _PAGE_WIRED _PAGE_EXT(0x001) /* software: wire the tlb entry */ -#define _PAGE_SPECIAL _PAGE_EXT(0x002) - -#define _PAGE_CLEAR_FLAGS (_PAGE_PRESENT | _PAGE_FILE | _PAGE_SHARED | \ - _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_WIRED) - -/* Mask which drops software flags */ -#define _PAGE_FLAGS_HARDWARE_MASK (NEFF_MASK & ~(_PAGE_CLEAR_FLAGS)) - -/* - * HugeTLB support - */ -#if defined(CONFIG_HUGETLB_PAGE_SIZE_64K) -#define _PAGE_SZHUGE (_PAGE_SIZE0) -#elif defined(CONFIG_HUGETLB_PAGE_SIZE_1MB) -#define _PAGE_SZHUGE (_PAGE_SIZE1) -#elif defined(CONFIG_HUGETLB_PAGE_SIZE_512MB) -#define _PAGE_SZHUGE (_PAGE_SIZE0 | _PAGE_SIZE1) -#endif - -/* - * Stub out _PAGE_SZHUGE if we don't have a good definition for it, - * to make pte_mkhuge() happy. - */ -#ifndef _PAGE_SZHUGE -# define _PAGE_SZHUGE (0) -#endif - -/* - * Default flags for a Kernel page. - * This is fundametally also SHARED because the main use of this define - * (other than for PGD/PMD entries) is for the VMALLOC pool which is - * contextless. - * - * _PAGE_EXECUTE is required for modules - * - */ -#define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \ - _PAGE_EXECUTE | \ - _PAGE_CACHABLE | _PAGE_ACCESSED | _PAGE_DIRTY | \ - _PAGE_SHARED) - -/* Default flags for a User page */ -#define _PAGE_TABLE (_KERNPG_TABLE | _PAGE_USER) - -#define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY | \ - _PAGE_SPECIAL) - -/* - * We have full permissions (Read/Write/Execute/Shared). - */ -#define _PAGE_COMMON (_PAGE_PRESENT | _PAGE_USER | \ - _PAGE_CACHABLE | _PAGE_ACCESSED) - -#define PAGE_NONE __pgprot(_PAGE_CACHABLE | _PAGE_ACCESSED) -#define PAGE_SHARED __pgprot(_PAGE_COMMON | _PAGE_READ | _PAGE_WRITE | \ - _PAGE_SHARED) -#define PAGE_EXECREAD __pgprot(_PAGE_COMMON | _PAGE_READ | _PAGE_EXECUTE) - -/* - * We need to include PAGE_EXECUTE in PAGE_COPY because it is the default - * protection mode for the stack. - */ -#define PAGE_COPY PAGE_EXECREAD - -#define PAGE_READONLY __pgprot(_PAGE_COMMON | _PAGE_READ) -#define PAGE_WRITEONLY __pgprot(_PAGE_COMMON | _PAGE_WRITE) -#define PAGE_RWX __pgprot(_PAGE_COMMON | _PAGE_READ | \ - _PAGE_WRITE | _PAGE_EXECUTE) -#define PAGE_KERNEL __pgprot(_KERNPG_TABLE) - -#define PAGE_KERNEL_NOCACHE \ - __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \ - _PAGE_EXECUTE | _PAGE_ACCESSED | \ - _PAGE_DIRTY | _PAGE_SHARED) - -/* Make it a device mapping for maximum safety (e.g. for mapping device - registers into user-space via /dev/map). */ -#define pgprot_noncached(x) __pgprot(((x).pgprot & ~(_PAGE_CACHABLE)) | _PAGE_DEVICE) -#define pgprot_writecombine(prot) __pgprot(pgprot_val(prot) & ~_PAGE_CACHABLE) - -/* - * PTE level access routines. - * - * Note1: - * It's the tree walk leaf. This is physical address to be stored. - * - * Note 2: - * Regarding the choice of _PTE_EMPTY: - - We must choose a bit pattern that cannot be valid, whether or not the page - is present. bit[2]==1 => present, bit[2]==0 => swapped out. If swapped - out, bits [31:8], [6:3], [1:0] are under swapper control, so only bit[7] is - left for us to select. If we force bit[7]==0 when swapped out, we could use - the combination bit[7,2]=2'b10 to indicate an empty PTE. Alternatively, if - we force bit[7]==1 when swapped out, we can use all zeroes to indicate - empty. This is convenient, because the page tables get cleared to zero - when they are allocated. - - */ -#define _PTE_EMPTY 0x0 -#define pte_present(x) (pte_val(x) & _PAGE_PRESENT) -#define pte_clear(mm,addr,xp) (set_pte_at(mm, addr, xp, __pte(_PTE_EMPTY))) -#define pte_none(x) (pte_val(x) == _PTE_EMPTY) - -/* - * Some definitions to translate between mem_map, PTEs, and page - * addresses: - */ - -/* - * Given a PTE, return the index of the mem_map[] entry corresponding - * to the page frame the PTE. Get the absolute physical address, make - * a relative physical address and translate it to an index. - */ -#define pte_pagenr(x) (((unsigned long) (pte_val(x)) - \ - __MEMORY_START) >> PAGE_SHIFT) - -/* - * Given a PTE, return the "struct page *". - */ -#define pte_page(x) (mem_map + pte_pagenr(x)) - -/* - * Return number of (down rounded) MB corresponding to x pages. - */ -#define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) - - -/* - * The following have defined behavior only work if pte_present() is true. - */ -static inline int pte_dirty(pte_t pte) { return pte_val(pte) & _PAGE_DIRTY; } -static inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; } -static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; } -static inline int pte_write(pte_t pte) { return pte_val(pte) & _PAGE_WRITE; } -static inline int pte_special(pte_t pte){ return pte_val(pte) & _PAGE_SPECIAL; } - -static inline pte_t pte_wrprotect(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_WRITE)); return pte; } -static inline pte_t pte_mkclean(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_DIRTY)); return pte; } -static inline pte_t pte_mkold(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_ACCESSED)); return pte; } -static inline pte_t pte_mkwrite(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_WRITE)); return pte; } -static inline pte_t pte_mkdirty(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_DIRTY)); return pte; } -static inline pte_t pte_mkyoung(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_ACCESSED)); return pte; } -static inline pte_t pte_mkhuge(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_SZHUGE)); return pte; } -static inline pte_t pte_mkspecial(pte_t pte) { set_pte(&pte, __pte(pte_val(pte) | _PAGE_SPECIAL)); return pte; } - -/* - * Conversion functions: convert a page and protection to a page entry. - * - * extern pte_t mk_pte(struct page *page, pgprot_t pgprot) - */ -#define mk_pte(page,pgprot) \ -({ \ - pte_t __pte; \ - \ - set_pte(&__pte, __pte((((page)-mem_map) << PAGE_SHIFT) | \ - __MEMORY_START | pgprot_val((pgprot)))); \ - __pte; \ -}) - -/* - * This takes a (absolute) physical page address that is used - * by the remapping functions - */ -#define mk_pte_phys(physpage, pgprot) \ -({ pte_t __pte; set_pte(&__pte, __pte(physpage | pgprot_val(pgprot))); __pte; }) - -static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) -{ set_pte(&pte, __pte((pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot))); return pte; } - -/* Encode and decode a swap entry */ -#define __swp_type(x) (((x).val & 3) + (((x).val >> 1) & 0x3c)) -#define __swp_offset(x) ((x).val >> 8) -#define __swp_entry(type, offset) ((swp_entry_t) { ((offset << 8) + ((type & 0x3c) << 1) + (type & 3)) }) -#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) -#define __swp_entry_to_pte(x) ((pte_t) { (x).val }) - -/* Encode and decode a nonlinear file mapping entry */ -#define PTE_FILE_MAX_BITS 29 -#define pte_to_pgoff(pte) (pte_val(pte)) -#define pgoff_to_pte(off) ((pte_t) { (off) | _PAGE_FILE }) - -#endif /* !__ASSEMBLY__ */ - -#define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) -#define pfn_pmd(pfn, prot) __pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) - -#endif /* __ASM_SH_PGTABLE_64_H */ diff --git a/arch/sh/include/asm/platform_early.h b/arch/sh/include/asm/platform_early.h new file mode 100644 index 000000000000..fc802137c37d --- /dev/null +++ b/arch/sh/include/asm/platform_early.h @@ -0,0 +1,61 @@ +/* SPDX--License-Identifier: GPL-2.0 */ + +#ifndef __PLATFORM_EARLY__ +#define __PLATFORM_EARLY__ + +#include <linux/types.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> +#include <linux/slab.h> + +struct sh_early_platform_driver { + const char *class_str; + struct platform_driver *pdrv; + struct list_head list; + int requested_id; + char *buffer; + int bufsize; +}; + +#define EARLY_PLATFORM_ID_UNSET -2 +#define EARLY_PLATFORM_ID_ERROR -3 + +extern int sh_early_platform_driver_register(struct sh_early_platform_driver *epdrv, + char *buf); +extern void sh_early_platform_add_devices(struct platform_device **devs, int num); + +static inline int is_sh_early_platform_device(struct platform_device *pdev) +{ + return !pdev->dev.driver; +} + +extern void sh_early_platform_driver_register_all(char *class_str); +extern int sh_early_platform_driver_probe(char *class_str, + int nr_probe, int user_only); + +#define sh_early_platform_init(class_string, platdrv) \ + sh_early_platform_init_buffer(class_string, platdrv, NULL, 0) + +#ifndef MODULE +#define sh_early_platform_init_buffer(class_string, platdrv, buf, bufsiz) \ +static __initdata struct sh_early_platform_driver early_driver = { \ + .class_str = class_string, \ + .buffer = buf, \ + .bufsize = bufsiz, \ + .pdrv = platdrv, \ + .requested_id = EARLY_PLATFORM_ID_UNSET, \ +}; \ +static int __init sh_early_platform_driver_setup_func(char *buffer) \ +{ \ + return sh_early_platform_driver_register(&early_driver, buffer); \ +} \ +early_param(class_string, sh_early_platform_driver_setup_func) +#else /* MODULE */ +#define sh_early_platform_init_buffer(class_string, platdrv, buf, bufsiz) \ +static inline char *sh_early_platform_driver_setup_func(void) \ +{ \ + return bufsiz ? buf : NULL; \ +} +#endif /* MODULE */ + +#endif /* __PLATFORM_EARLY__ */ diff --git a/arch/sh/include/asm/posix_types.h b/arch/sh/include/asm/posix_types.h index 1aa781079b1e..f8982b757c33 100644 --- a/arch/sh/include/asm/posix_types.h +++ b/arch/sh/include/asm/posix_types.h @@ -1,5 +1,2 @@ -# ifdef CONFIG_SUPERH32 -# include <asm/posix_types_32.h> -# else -# include <asm/posix_types_64.h> -# endif +/* SPDX-License-Identifier: GPL-2.0 */ +#include <asm/posix_types_32.h> diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h index 5448f9bbf4ab..2a0b5713ab80 100644 --- a/arch/sh/include/asm/processor.h +++ b/arch/sh/include/asm/processor.h @@ -1,11 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PROCESSOR_H #define __ASM_SH_PROCESSOR_H #include <asm/cpu-features.h> -#include <asm/segment.h> #include <asm/cache.h> -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ /* * CPU type and hardware bug flags. Kept separately for each CPU. * @@ -15,7 +15,7 @@ */ enum cpu_type { /* SH-2 types */ - CPU_SH7619, + CPU_SH7619, CPU_J2, /* SH-2A types */ CPU_SH7201, CPU_SH7203, CPU_SH7206, CPU_SH7263, CPU_SH7264, CPU_SH7269, @@ -38,9 +38,6 @@ enum cpu_type { /* SH4AL-DSP types */ CPU_SH7343, CPU_SH7722, CPU_SH7366, CPU_SH7372, - /* SH-5 types */ - CPU_SH5_101, CPU_SH5_103, - /* Unknown subtype */ CPU_SH_NONE }; @@ -52,7 +49,6 @@ enum cpu_family { CPU_FAMILY_SH4, CPU_FAMILY_SH4A, CPU_FAMILY_SH4AL_DSP, - CPU_FAMILY_SH5, CPU_FAMILY_UNKNOWN, }; @@ -166,18 +162,14 @@ int vsyscall_init(void); */ #ifdef CONFIG_CPU_SH2A extern unsigned int instruction_size(unsigned int insn); -#elif defined(CONFIG_SUPERH32) -#define instruction_size(insn) (2) #else -#define instruction_size(insn) (4) +#define instruction_size(insn) (2) #endif -#endif /* __ASSEMBLY__ */ +void select_idle_routine(void); -#ifdef CONFIG_SUPERH32 -# include <asm/processor_32.h> -#else -# include <asm/processor_64.h> -#endif +#endif /* __ASSEMBLER__ */ + +#include <asm/processor_32.h> #endif /* __ASM_SH_PROCESSOR_H */ diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h index e699a12cdcca..3ef7adf739c8 100644 --- a/arch/sh/include/asm/processor_32.h +++ b/arch/sh/include/asm/processor_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * include/asm-sh/processor.h * @@ -7,7 +8,6 @@ #ifndef __ASM_SH_PROCESSOR_32_H #define __ASM_SH_PROCESSOR_32_H -#ifdef __KERNEL__ #include <linux/compiler.h> #include <linux/linkage.h> @@ -15,12 +15,6 @@ #include <asm/types.h> #include <asm/hw_breakpoint.h> -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ void *pc; __asm__("mova 1f, %0\n.align 2\n1:":"=z" (pc)); pc; }) - /* Core Processor Version Register */ #define CCN_PVR 0xff000030 #define CCN_CVR 0xff000040 @@ -56,6 +50,7 @@ #define SR_FD 0x00008000 #define SR_MD 0x40000000 +#define SR_USER_MASK 0x00000303 // M, Q, S, T bits /* * DSP structure and data */ @@ -111,6 +106,16 @@ struct thread_struct { /* Extended processor state */ union thread_xstate *xstate; + + /* + * fpu_counter contains the number of consecutive context switches + * that the FPU is used. If this is over a threshold, the lazy fpu + * saving becomes unlazy to save the trap. This is an unsigned char + * so that after 256 times the counter wraps and the behavior turns + * lazy again; this to deal with bursty apps that only use FPU for + * a short time + */ + unsigned char fpu_counter; }; #define INIT_THREAD { \ @@ -123,13 +128,6 @@ struct task_struct; extern void start_thread(struct pt_regs *regs, unsigned long new_pc, unsigned long new_sp); -/* Free all resources held by a thread. */ -extern void release_thread(struct task_struct *); - -/* Copy and release all segment info associated with a VM */ -#define copy_segments(p, mm) do { } while(0) -#define release_segments(mm) do { } while(0) - /* * FPU lazy state save handling. */ @@ -170,7 +168,7 @@ static __inline__ void enable_fpu(void) #define thread_saved_pc(tsk) (tsk->thread.pc) void show_trace(struct task_struct *tsk, unsigned long *sp, - struct pt_regs *regs); + struct pt_regs *regs, const char *loglvl); #ifdef CONFIG_DUMP_CODE void show_code(struct pt_regs *regs); @@ -180,7 +178,7 @@ static inline void show_code(struct pt_regs *regs) } #endif -extern unsigned long get_wchan(struct task_struct *p); +extern unsigned long __get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc) #define KSTK_ESP(tsk) (task_pt_regs(tsk)->regs[15]) @@ -202,5 +200,4 @@ static inline void prefetchw(const void *x) } #endif -#endif /* __KERNEL__ */ #endif /* __ASM_SH_PROCESSOR_32_H */ diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h deleted file mode 100644 index 1cc7d3197143..000000000000 --- a/arch/sh/include/asm/processor_64.h +++ /dev/null @@ -1,224 +0,0 @@ -#ifndef __ASM_SH_PROCESSOR_64_H -#define __ASM_SH_PROCESSOR_64_H - -/* - * include/asm-sh/processor_64.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#ifndef __ASSEMBLY__ - -#include <linux/compiler.h> -#include <asm/page.h> -#include <asm/types.h> -#include <cpu/registers.h> - -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ \ -void *pc; \ -unsigned long long __dummy = 0; \ -__asm__("gettr tr0, %1\n\t" \ - "pta 4, tr0\n\t" \ - "gettr tr0, %0\n\t" \ - "ptabs %1, tr0\n\t" \ - :"=r" (pc), "=r" (__dummy) \ - : "1" (__dummy)); \ -pc; }) - -#endif - -/* - * User space process size: 2GB - 4k. - */ -#define TASK_SIZE 0x7ffff000UL - -#define STACK_TOP TASK_SIZE -#define STACK_TOP_MAX STACK_TOP - -/* This decides where the kernel will search for a free chunk of vm - * space during mmap's. - */ -#define TASK_UNMAPPED_BASE PAGE_ALIGN(TASK_SIZE / 3) - -/* - * Bit of SR register - * - * FD-bit: - * When it's set, it means the processor doesn't have right to use FPU, - * and it results exception when the floating operation is executed. - * - * IMASK-bit: - * Interrupt level mask - * - * STEP-bit: - * Single step bit - * - */ -#if defined(CONFIG_SH64_SR_WATCH) -#define SR_MMU 0x84000000 -#else -#define SR_MMU 0x80000000 -#endif - -#define SR_IMASK 0x000000f0 -#define SR_FD 0x00008000 -#define SR_SSTEP 0x08000000 - -#ifndef __ASSEMBLY__ - -/* - * FPU structure and data : require 8-byte alignment as we need to access it - with fld.p, fst.p - */ - -struct sh_fpu_hard_struct { - unsigned long fp_regs[64]; - unsigned int fpscr; - /* long status; * software status information */ -}; - -/* Dummy fpu emulator */ -struct sh_fpu_soft_struct { - unsigned long fp_regs[64]; - unsigned int fpscr; - unsigned char lookahead; - unsigned long entry_pc; -}; - -union thread_xstate { - struct sh_fpu_hard_struct hardfpu; - struct sh_fpu_soft_struct softfpu; - /* - * The structure definitions only produce 32 bit alignment, yet we need - * to access them using 64 bit load/store as well. - */ - unsigned long long alignment_dummy; -}; - -struct thread_struct { - unsigned long sp; - unsigned long pc; - - /* Various thread flags, see SH_THREAD_xxx */ - unsigned long flags; - - /* This stores the address of the pt_regs built during a context - switch, or of the register save area built for a kernel mode - exception. It is used for backtracing the stack of a sleeping task - or one that traps in kernel mode. */ - struct pt_regs *kregs; - /* This stores the address of the pt_regs constructed on entry from - user mode. It is a fixed value over the lifetime of a process, or - NULL for a kernel thread. */ - struct pt_regs *uregs; - - unsigned long address; - /* Hardware debugging registers may come here */ - - /* floating point info */ - union thread_xstate *xstate; -}; - -#define INIT_MMAP \ -{ &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL } - -#define INIT_THREAD { \ - .sp = sizeof(init_stack) + \ - (long) &init_stack, \ - .pc = 0, \ - .kregs = &fake_swapper_regs, \ - .uregs = NULL, \ - .address = 0, \ - .flags = 0, \ -} - -/* - * Do necessary setup to start up a newly executed thread. - */ -#define SR_USER (SR_MMU | SR_FD) - -#define start_thread(_regs, new_pc, new_sp) \ - _regs->sr = SR_USER; /* User mode. */ \ - _regs->pc = new_pc - 4; /* Compensate syscall exit */ \ - _regs->pc |= 1; /* Set SHmedia ! */ \ - _regs->regs[18] = 0; \ - _regs->regs[15] = new_sp - -/* Forward declaration, a strange C thing */ -struct task_struct; -struct mm_struct; - -/* Free all resources held by a thread. */ -extern void release_thread(struct task_struct *); - -/* Copy and release all segment info associated with a VM */ -#define copy_segments(p, mm) do { } while (0) -#define release_segments(mm) do { } while (0) -#define forget_segments() do { } while (0) -/* - * FPU lazy state save handling. - */ - -static inline void disable_fpu(void) -{ - unsigned long long __dummy; - - /* Set FD flag in SR */ - __asm__ __volatile__("getcon " __SR ", %0\n\t" - "or %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy) - : "r" (SR_FD)); -} - -static inline void enable_fpu(void) -{ - unsigned long long __dummy; - - /* Clear out FD flag in SR */ - __asm__ __volatile__("getcon " __SR ", %0\n\t" - "and %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy) - : "r" (~SR_FD)); -} - -/* Round to nearest, no exceptions on inexact, overflow, underflow, - zero-divide, invalid. Configure option for whether to flush denorms to - zero, or except if a denorm is encountered. */ -#if defined(CONFIG_SH64_FPU_DENORM_FLUSH) -#define FPSCR_INIT 0x00040000 -#else -#define FPSCR_INIT 0x00000000 -#endif - -#ifdef CONFIG_SH_FPU -/* Initialise the FP state of a task */ -void fpinit(struct sh_fpu_hard_struct *fpregs); -#else -#define fpinit(fpregs) do { } while (0) -#endif - -extern struct task_struct *last_task_used_math; - -/* - * Return saved PC of a blocked thread. - */ -#define thread_saved_pc(tsk) (tsk->thread.pc) - -extern unsigned long get_wchan(struct task_struct *p); - -#define KSTK_EIP(tsk) ((tsk)->thread.pc) -#define KSTK_ESP(tsk) ((tsk)->thread.sp) - -#endif /* __ASSEMBLY__ */ -#endif /* __ASM_SH_PROCESSOR_64_H */ diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h index 2506c7db76b7..6c89e3e04cee 100644 --- a/arch/sh/include/asm/ptrace.h +++ b/arch/sh/include/asm/ptrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 1999, 2000 Niibe Yutaka */ @@ -15,8 +16,31 @@ #define user_mode(regs) (((regs)->sr & 0x40000000)==0) #define kernel_stack_pointer(_regs) ((unsigned long)(_regs)->regs[15]) -#define GET_FP(regs) ((regs)->regs[14]) -#define GET_USP(regs) ((regs)->regs[15]) +static inline unsigned long instruction_pointer(struct pt_regs *regs) +{ + return regs->pc; +} +static inline void instruction_pointer_set(struct pt_regs *regs, + unsigned long val) +{ + regs->pc = val; +} + +static inline unsigned long frame_pointer(struct pt_regs *regs) +{ + return regs->regs[14]; +} + +static inline unsigned long user_stack_pointer(struct pt_regs *regs) +{ + return regs->regs[15]; +} + +static inline void user_stack_pointer_set(struct pt_regs *regs, + unsigned long val) +{ + regs->regs[15] = val; +} #define arch_has_single_step() (1) @@ -111,7 +135,5 @@ static inline unsigned long profile_pc(struct pt_regs *regs) return pc; } -#define profile_pc profile_pc -#include <asm-generic/ptrace.h> #endif /* __ASM_SH_PTRACE_H */ diff --git a/arch/sh/include/asm/ptrace_32.h b/arch/sh/include/asm/ptrace_32.h index 1dd4480c5363..5f37ad7c6065 100644 --- a/arch/sh/include/asm/ptrace_32.h +++ b/arch/sh/include/asm/ptrace_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PTRACE_32_H #define __ASM_SH_PTRACE_32_H diff --git a/arch/sh/include/asm/ptrace_64.h b/arch/sh/include/asm/ptrace_64.h deleted file mode 100644 index 97f4b5660f2c..000000000000 --- a/arch/sh/include/asm/ptrace_64.h +++ /dev/null @@ -1,13 +0,0 @@ -#ifndef __ASM_SH_PTRACE_64_H -#define __ASM_SH_PTRACE_64_H - -#include <uapi/asm/ptrace_64.h> - - -#define MAX_REG_OFFSET offsetof(struct pt_regs, tregs[7]) -static inline long regs_return_value(struct pt_regs *regs) -{ - return regs->regs[3]; -} - -#endif /* __ASM_SH_PTRACE_64_H */ diff --git a/arch/sh/include/asm/push-switch.h b/arch/sh/include/asm/push-switch.h index 4903f9e52dd8..c5f072572fd1 100644 --- a/arch/sh/include/asm/push-switch.h +++ b/arch/sh/include/asm/push-switch.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_PUSH_SWITCH_H #define __ASM_SH_PUSH_SWITCH_H diff --git a/arch/sh/include/asm/reboot.h b/arch/sh/include/asm/reboot.h index b3da0c63fc3d..5c445c90df14 100644 --- a/arch/sh/include/asm/reboot.h +++ b/arch/sh/include/asm/reboot.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_REBOOT_H #define __ASM_SH_REBOOT_H diff --git a/arch/sh/include/asm/romimage-macros.h b/arch/sh/include/asm/romimage-macros.h index ae17a150bb58..f9352ee7c21b 100644 --- a/arch/sh/include/asm/romimage-macros.h +++ b/arch/sh/include/asm/romimage-macros.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ROMIMAGE_MACRO_H #define __ROMIMAGE_MACRO_H diff --git a/arch/sh/include/asm/rtc.h b/arch/sh/include/asm/rtc.h index 52b0c2dba979..7fe7002d1d50 100644 --- a/arch/sh/include/asm/rtc.h +++ b/arch/sh/include/asm/rtc.h @@ -1,22 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_RTC_H #define _ASM_RTC_H -void time_init(void); -extern void (*board_time_init)(void); -extern void (*rtc_sh_get_time)(struct timespec *); -extern int (*rtc_sh_set_time)(const time_t); - -/* some dummy definitions */ -#define RTC_BATT_BAD 0x100 /* battery bad */ -#define RTC_SQWE 0x08 /* enable square-wave output */ -#define RTC_DM_BINARY 0x04 /* all time/date values are BCD if clear */ -#define RTC_24H 0x02 /* 24 hour mode - else hours bit 7 means pm */ -#define RTC_DST_EN 0x01 /* auto switch DST - works f. USA only */ - -struct rtc_time; -unsigned int get_rtc_time(struct rtc_time *); -int set_rtc_time(struct rtc_time *); - #define RTC_CAP_4_DIGIT_YEAR (1 << 0) struct sh_rtc_platform_info { diff --git a/arch/sh/include/asm/rwsem.h b/arch/sh/include/asm/rwsem.h deleted file mode 100644 index edab57265293..000000000000 --- a/arch/sh/include/asm/rwsem.h +++ /dev/null @@ -1,132 +0,0 @@ -/* - * include/asm-sh/rwsem.h: R/W semaphores for SH using the stuff - * in lib/rwsem.c. - */ - -#ifndef _ASM_SH_RWSEM_H -#define _ASM_SH_RWSEM_H - -#ifndef _LINUX_RWSEM_H -#error "please don't include asm/rwsem.h directly, use linux/rwsem.h instead" -#endif - -#ifdef __KERNEL__ - -#define RWSEM_UNLOCKED_VALUE 0x00000000 -#define RWSEM_ACTIVE_BIAS 0x00000001 -#define RWSEM_ACTIVE_MASK 0x0000ffff -#define RWSEM_WAITING_BIAS (-0x00010000) -#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS -#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS) - -/* - * lock for reading - */ -static inline void __down_read(struct rw_semaphore *sem) -{ - if (atomic_inc_return((atomic_t *)(&sem->count)) > 0) - smp_wmb(); - else - rwsem_down_read_failed(sem); -} - -static inline int __down_read_trylock(struct rw_semaphore *sem) -{ - int tmp; - - while ((tmp = sem->count) >= 0) { - if (tmp == cmpxchg(&sem->count, tmp, - tmp + RWSEM_ACTIVE_READ_BIAS)) { - smp_wmb(); - return 1; - } - } - return 0; -} - -/* - * lock for writing - */ -static inline void __down_write(struct rw_semaphore *sem) -{ - int tmp; - - tmp = atomic_add_return(RWSEM_ACTIVE_WRITE_BIAS, - (atomic_t *)(&sem->count)); - if (tmp == RWSEM_ACTIVE_WRITE_BIAS) - smp_wmb(); - else - rwsem_down_write_failed(sem); -} - -static inline int __down_write_trylock(struct rw_semaphore *sem) -{ - int tmp; - - tmp = cmpxchg(&sem->count, RWSEM_UNLOCKED_VALUE, - RWSEM_ACTIVE_WRITE_BIAS); - smp_wmb(); - return tmp == RWSEM_UNLOCKED_VALUE; -} - -/* - * unlock after reading - */ -static inline void __up_read(struct rw_semaphore *sem) -{ - int tmp; - - smp_wmb(); - tmp = atomic_dec_return((atomic_t *)(&sem->count)); - if (tmp < -1 && (tmp & RWSEM_ACTIVE_MASK) == 0) - rwsem_wake(sem); -} - -/* - * unlock after writing - */ -static inline void __up_write(struct rw_semaphore *sem) -{ - smp_wmb(); - if (atomic_sub_return(RWSEM_ACTIVE_WRITE_BIAS, - (atomic_t *)(&sem->count)) < 0) - rwsem_wake(sem); -} - -/* - * implement atomic add functionality - */ -static inline void rwsem_atomic_add(int delta, struct rw_semaphore *sem) -{ - atomic_add(delta, (atomic_t *)(&sem->count)); -} - -/* - * downgrade write lock to read lock - */ -static inline void __downgrade_write(struct rw_semaphore *sem) -{ - int tmp; - - smp_wmb(); - tmp = atomic_add_return(-RWSEM_WAITING_BIAS, (atomic_t *)(&sem->count)); - if (tmp < 0) - rwsem_downgrade_wake(sem); -} - -static inline void __down_write_nested(struct rw_semaphore *sem, int subclass) -{ - __down_write(sem); -} - -/* - * implement exchange and add functionality - */ -static inline int rwsem_atomic_update(int delta, struct rw_semaphore *sem) -{ - smp_mb(); - return atomic_add_return(delta, (atomic_t *)(&sem->count)); -} - -#endif /* __KERNEL__ */ -#endif /* _ASM_SH_RWSEM_H */ diff --git a/arch/sh/include/asm/seccomp.h b/arch/sh/include/asm/seccomp.h index 3280ed3802ef..d4578395fd66 100644 --- a/arch/sh/include/asm/seccomp.h +++ b/arch/sh/include/asm/seccomp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SECCOMP_H #include <linux/unistd.h> @@ -7,4 +8,14 @@ #define __NR_seccomp_exit __NR_exit #define __NR_seccomp_sigreturn __NR_rt_sigreturn +#ifdef CONFIG_CPU_LITTLE_ENDIAN +#define __SECCOMP_ARCH_LE __AUDIT_ARCH_LE +#else +#define __SECCOMP_ARCH_LE 0 +#endif + +#define SECCOMP_ARCH_NATIVE (AUDIT_ARCH_SH | __SECCOMP_ARCH_LE) +#define SECCOMP_ARCH_NATIVE_NR NR_syscalls +#define SECCOMP_ARCH_NATIVE_NAME "sh" + #endif /* __ASM_SECCOMP_H */ diff --git a/arch/sh/include/asm/sections.h b/arch/sh/include/asm/sections.h index 1b6199740e98..0cb0ca149ac3 100644 --- a/arch/sh/include/asm/sections.h +++ b/arch/sh/include/asm/sections.h @@ -1,10 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SECTIONS_H #define __ASM_SH_SECTIONS_H #include <asm-generic/sections.h> -extern long __nosave_begin, __nosave_end; -extern long __machvec_start, __machvec_end; +extern char __machvec_start[], __machvec_end[]; extern char __uncached_start, __uncached_end; extern char __start_eh_frame[], __stop_eh_frame[]; diff --git a/arch/sh/include/asm/segment.h b/arch/sh/include/asm/segment.h deleted file mode 100644 index 5e2725f4ac49..000000000000 --- a/arch/sh/include/asm/segment.h +++ /dev/null @@ -1,34 +0,0 @@ -#ifndef __ASM_SH_SEGMENT_H -#define __ASM_SH_SEGMENT_H - -#ifndef __ASSEMBLY__ - -typedef struct { - unsigned long seg; -} mm_segment_t; - -#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) }) - -/* - * The fs value determines whether argument validity checking should be - * performed or not. If get_fs() == USER_DS, checking is performed, with - * get_fs() == KERNEL_DS, checking is bypassed. - * - * For historical reasons, these macros are grossly misnamed. - */ -#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFFUL) -#ifdef CONFIG_MMU -#define USER_DS MAKE_MM_SEG(PAGE_OFFSET) -#else -#define USER_DS KERNEL_DS -#endif - -#define segment_eq(a,b) ((a).seg == (b).seg) - -#define get_ds() (KERNEL_DS) - -#define get_fs() (current_thread_info()->addr_limit) -#define set_fs(x) (current_thread_info()->addr_limit = (x)) - -#endif /* __ASSEMBLY__ */ -#endif /* __ASM_SH_SEGMENT_H */ diff --git a/arch/sh/include/asm/setup.h b/arch/sh/include/asm/setup.h index 99238108e7a5..84bb23a771f3 100644 --- a/arch/sh/include/asm/setup.h +++ b/arch/sh/include/asm/setup.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _SH_SETUP_H #define _SH_SETUP_H @@ -20,5 +21,6 @@ void sh_mv_setup(void); void check_for_initrd(void); void per_cpu_trap_init(void); +void sh_fdt_init(phys_addr_t dt_phys); #endif /* _SH_SETUP_H */ diff --git a/arch/sh/include/asm/sfp-machine.h b/arch/sh/include/asm/sfp-machine.h index d3c548443f2a..2d2423478b71 100644 --- a/arch/sh/include/asm/sfp-machine.h +++ b/arch/sh/include/asm/sfp-machine.h @@ -1,4 +1,6 @@ -/* Machine-dependent software floating-point definitions. +/* SPDX-License-Identifier: GPL-2.0+ + * + * Machine-dependent software floating-point definitions. SuperH kernel version. Copyright (C) 1997,1998,1999 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -6,25 +8,19 @@ Jakub Jelinek (jj@ultra.linux.cz), David S. Miller (davem@redhat.com) and Peter Maydell (pmaydell@chiark.greenend.org.uk). - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If - not, write to the Free Software Foundation, Inc., - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +*/ #ifndef _SFP_MACHINE_H #define _SFP_MACHINE_H +#ifdef __BIG_ENDIAN__ +#define __BYTE_ORDER __BIG_ENDIAN +#define __LITTLE_ENDIAN 0 +#else +#define __BYTE_ORDER __LITTLE_ENDIAN +#define __BIG_ENDIAN 0 +#endif + #define _FP_W_TYPE_SIZE 32 #define _FP_W_TYPE unsigned long #define _FP_WS_TYPE signed long diff --git a/arch/sh/include/asm/sh7760fb.h b/arch/sh/include/asm/sh7760fb.h index 8767f61aceca..2d9433d75402 100644 --- a/arch/sh/include/asm/sh7760fb.h +++ b/arch/sh/include/asm/sh7760fb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * sh7760fb.h -- platform data for SH7760/SH7763 LCDC framebuffer driver. * diff --git a/arch/sh/include/asm/sh_bios.h b/arch/sh/include/asm/sh_bios.h index 95714c28422b..ab693b982442 100644 --- a/arch/sh/include/asm/sh_bios.h +++ b/arch/sh/include/asm/sh_bios.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_BIOS_H #define __ASM_SH_BIOS_H diff --git a/arch/sh/include/asm/shmparam.h b/arch/sh/include/asm/shmparam.h index ba1758d90106..6c580a644a78 100644 --- a/arch/sh/include/asm/shmparam.h +++ b/arch/sh/include/asm/shmparam.h @@ -1,12 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/shmparam.h * * Copyright (C) 1999 Niibe Yutaka * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_SH_SHMPARAM_H #define __ASM_SH_SHMPARAM_H diff --git a/arch/sh/include/asm/siu.h b/arch/sh/include/asm/siu.h index 580b7ac228b7..35e4839d381e 100644 --- a/arch/sh/include/asm/siu.h +++ b/arch/sh/include/asm/siu.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * platform header for the SIU ASoC driver * * Copyright (C) 2009-2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef ASM_SIU_H diff --git a/arch/sh/include/asm/smc37c93x.h b/arch/sh/include/asm/smc37c93x.h index 585da2a8fc45..caf4cd8dd241 100644 --- a/arch/sh/include/asm/smc37c93x.h +++ b/arch/sh/include/asm/smc37c93x.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SMC37C93X_H #define __ASM_SH_SMC37C93X_H @@ -66,7 +67,7 @@ #define UART_DLL 0x0 /* Divisor Latch (LS) */ #define UART_DLM 0x2 /* Divisor Latch (MS) */ -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ typedef struct uart_reg { volatile __u16 rbr; volatile __u16 ier; @@ -77,7 +78,7 @@ typedef struct uart_reg { volatile __u16 msr; volatile __u16 scr; } uart_reg; -#endif /* ! __ASSEMBLY__ */ +#endif /* ! __ASSEMBLER__ */ /* Alias for Write Only Register */ @@ -111,8 +112,8 @@ typedef struct uart_reg { #define FCR_RFRES 0x0200 /* Receiver FIFO reset */ #define FCR_TFRES 0x0400 /* Transmitter FIFO reset */ #define FCR_DMA 0x0800 /* DMA mode select */ -#define FCR_RTL 0x4000 /* Receiver triger (LSB) */ -#define FCR_RTM 0x8000 /* Receiver triger (MSB) */ +#define FCR_RTL 0x4000 /* Receiver trigger (LSB) */ +#define FCR_RTM 0x8000 /* Receiver trigger (MSB) */ /* Line Control Register */ diff --git a/arch/sh/include/asm/smp-ops.h b/arch/sh/include/asm/smp-ops.h index c590f76856f1..97331fcb7b85 100644 --- a/arch/sh/include/asm/smp-ops.h +++ b/arch/sh/include/asm/smp-ops.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SMP_OPS_H #define __ASM_SH_SMP_OPS_H @@ -23,9 +24,10 @@ static inline void plat_smp_setup(void) mp_ops->smp_setup(); } -static inline void play_dead(void) +static inline void __noreturn play_dead(void) { mp_ops->play_dead(); + BUG(); } extern void register_smp_ops(struct plat_smp_ops *ops); @@ -41,7 +43,7 @@ static inline void register_smp_ops(struct plat_smp_ops *ops) { } -static inline void play_dead(void) +static inline void __noreturn play_dead(void) { BUG(); } diff --git a/arch/sh/include/asm/smp.h b/arch/sh/include/asm/smp.h index 78b0d0f4b24b..199381f77293 100644 --- a/arch/sh/include/asm/smp.h +++ b/arch/sh/include/asm/smp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SMP_H #define __ASM_SH_SMP_H @@ -7,7 +8,6 @@ #ifdef CONFIG_SMP -#include <linux/spinlock.h> #include <linux/atomic.h> #include <asm/current.h> #include <asm/percpu.h> @@ -34,11 +34,6 @@ enum { DECLARE_PER_CPU(int, cpu_state); void smp_message_recv(unsigned int msg); -void smp_timer_broadcast(const struct cpumask *mask); - -void local_timer_interrupt(void); -void local_timer_setup(unsigned int cpu); -void local_timer_stop(unsigned int cpu); void arch_send_call_function_single_ipi(int cpu); void arch_send_call_function_ipi_mask(const struct cpumask *mask); @@ -69,6 +64,16 @@ static inline int hard_smp_processor_id(void) return mp_ops->smp_processor_id(); } +struct of_cpu_method { + const char *method; + struct plat_smp_ops *ops; +}; + +#define CPU_METHOD_OF_DECLARE(name, _method, _ops) \ + static const struct of_cpu_method __cpu_method_of_table_##name \ + __used __section("__cpu_method_of_table") \ + = { .method = _method, .ops = _ops } + #else #define hard_smp_processor_id() (0) diff --git a/arch/sh/include/asm/sparsemem.h b/arch/sh/include/asm/sparsemem.h index 547a540b6667..4703cbe23844 100644 --- a/arch/sh/include/asm/sparsemem.h +++ b/arch/sh/include/asm/sparsemem.h @@ -1,16 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SPARSEMEM_H #define __ASM_SH_SPARSEMEM_H -#ifdef __KERNEL__ /* * SECTION_SIZE_BITS 2^N: how big each section will be - * MAX_PHYSADDR_BITS 2^N: how much physical address space we have - * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space + * MAX_PHYSMEM_BITS 2^N: how much physical address space we have */ #define SECTION_SIZE_BITS 26 -#define MAX_PHYSADDR_BITS 32 #define MAX_PHYSMEM_BITS 32 -#endif - #endif /* __ASM_SH_SPARSEMEM_H */ diff --git a/arch/sh/include/asm/spi.h b/arch/sh/include/asm/spi.h index e96f5b0953c8..6780753bd249 100644 --- a/arch/sh/include/asm/spi.h +++ b/arch/sh/include/asm/spi.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SPI_H__ #define __ASM_SPI_H__ diff --git a/arch/sh/include/asm/spinlock-cas.h b/arch/sh/include/asm/spinlock-cas.h new file mode 100644 index 000000000000..3d49985ebf41 --- /dev/null +++ b/arch/sh/include/asm/spinlock-cas.h @@ -0,0 +1,89 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * include/asm-sh/spinlock-cas.h + * + * Copyright (C) 2015 SEI + */ +#ifndef __ASM_SH_SPINLOCK_CAS_H +#define __ASM_SH_SPINLOCK_CAS_H + +#include <asm/barrier.h> +#include <asm/processor.h> + +static inline unsigned __sl_cas(volatile unsigned *p, unsigned old, unsigned new) +{ + __asm__ __volatile__("cas.l %1,%0,@r0" + : "+r"(new) + : "r"(old), "z"(p) + : "t", "memory" ); + return new; +} + +/* + * Your basic SMP spinlocks, allowing only a single CPU anywhere + */ + +#define arch_spin_is_locked(x) ((x)->lock <= 0) + +static inline void arch_spin_lock(arch_spinlock_t *lock) +{ + while (!__sl_cas(&lock->lock, 1, 0)); +} + +static inline void arch_spin_unlock(arch_spinlock_t *lock) +{ + __sl_cas(&lock->lock, 0, 1); +} + +static inline int arch_spin_trylock(arch_spinlock_t *lock) +{ + return __sl_cas(&lock->lock, 1, 0); +} + +/* + * Read-write spinlocks, allowing multiple readers but only one writer. + * + * NOTE! it is quite common to have readers in interrupts but no interrupt + * writers. For those circumstances we can "mix" irq-safe locks - any writer + * needs to get a irq-safe write-lock, but readers can get non-irqsafe + * read-locks. + */ + +static inline void arch_read_lock(arch_rwlock_t *rw) +{ + unsigned old; + do old = rw->lock; + while (!old || __sl_cas(&rw->lock, old, old-1) != old); +} + +static inline void arch_read_unlock(arch_rwlock_t *rw) +{ + unsigned old; + do old = rw->lock; + while (__sl_cas(&rw->lock, old, old+1) != old); +} + +static inline void arch_write_lock(arch_rwlock_t *rw) +{ + while (__sl_cas(&rw->lock, RW_LOCK_BIAS, 0) != RW_LOCK_BIAS); +} + +static inline void arch_write_unlock(arch_rwlock_t *rw) +{ + __sl_cas(&rw->lock, 0, RW_LOCK_BIAS); +} + +static inline int arch_read_trylock(arch_rwlock_t *rw) +{ + unsigned old; + do old = rw->lock; + while (old && __sl_cas(&rw->lock, old, old-1) != old); + return !!old; +} + +static inline int arch_write_trylock(arch_rwlock_t *rw) +{ + return __sl_cas(&rw->lock, RW_LOCK_BIAS, 0) == RW_LOCK_BIAS; +} + +#endif /* __ASM_SH_SPINLOCK_CAS_H */ diff --git a/arch/sh/include/asm/spinlock-llsc.h b/arch/sh/include/asm/spinlock-llsc.h new file mode 100644 index 000000000000..7fd929cd2e7a --- /dev/null +++ b/arch/sh/include/asm/spinlock-llsc.h @@ -0,0 +1,198 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * include/asm-sh/spinlock-llsc.h + * + * Copyright (C) 2002, 2003 Paul Mundt + * Copyright (C) 2006, 2007 Akio Idehara + */ +#ifndef __ASM_SH_SPINLOCK_LLSC_H +#define __ASM_SH_SPINLOCK_LLSC_H + +#include <asm/barrier.h> +#include <asm/processor.h> + +/* + * Your basic SMP spinlocks, allowing only a single CPU anywhere + */ + +#define arch_spin_is_locked(x) ((x)->lock <= 0) + +/* + * Simple spin lock operations. There are two variants, one clears IRQ's + * on the local processor, one does not. + * + * We make no fairness assumptions. They have a cost. + */ +static inline void arch_spin_lock(arch_spinlock_t *lock) +{ + unsigned long tmp; + unsigned long oldval; + + __asm__ __volatile__ ( + "1: \n\t" + "movli.l @%2, %0 ! arch_spin_lock \n\t" + "mov %0, %1 \n\t" + "mov #0, %0 \n\t" + "movco.l %0, @%2 \n\t" + "bf 1b \n\t" + "cmp/pl %1 \n\t" + "bf 1b \n\t" + : "=&z" (tmp), "=&r" (oldval) + : "r" (&lock->lock) + : "t", "memory" + ); +} + +static inline void arch_spin_unlock(arch_spinlock_t *lock) +{ + unsigned long tmp; + + /* This could be optimised with ARCH_HAS_MMIOWB */ + mmiowb(); + __asm__ __volatile__ ( + "mov #1, %0 ! arch_spin_unlock \n\t" + "mov.l %0, @%1 \n\t" + : "=&z" (tmp) + : "r" (&lock->lock) + : "t", "memory" + ); +} + +static inline int arch_spin_trylock(arch_spinlock_t *lock) +{ + unsigned long tmp, oldval; + + __asm__ __volatile__ ( + "1: \n\t" + "movli.l @%2, %0 ! arch_spin_trylock \n\t" + "mov %0, %1 \n\t" + "mov #0, %0 \n\t" + "movco.l %0, @%2 \n\t" + "bf 1b \n\t" + "synco \n\t" + : "=&z" (tmp), "=&r" (oldval) + : "r" (&lock->lock) + : "t", "memory" + ); + + return oldval; +} + +/* + * Read-write spinlocks, allowing multiple readers but only one writer. + * + * NOTE! it is quite common to have readers in interrupts but no interrupt + * writers. For those circumstances we can "mix" irq-safe locks - any writer + * needs to get a irq-safe write-lock, but readers can get non-irqsafe + * read-locks. + */ + +static inline void arch_read_lock(arch_rwlock_t *rw) +{ + unsigned long tmp; + + __asm__ __volatile__ ( + "1: \n\t" + "movli.l @%1, %0 ! arch_read_lock \n\t" + "cmp/pl %0 \n\t" + "bf 1b \n\t" + "add #-1, %0 \n\t" + "movco.l %0, @%1 \n\t" + "bf 1b \n\t" + : "=&z" (tmp) + : "r" (&rw->lock) + : "t", "memory" + ); +} + +static inline void arch_read_unlock(arch_rwlock_t *rw) +{ + unsigned long tmp; + + __asm__ __volatile__ ( + "1: \n\t" + "movli.l @%1, %0 ! arch_read_unlock \n\t" + "add #1, %0 \n\t" + "movco.l %0, @%1 \n\t" + "bf 1b \n\t" + : "=&z" (tmp) + : "r" (&rw->lock) + : "t", "memory" + ); +} + +static inline void arch_write_lock(arch_rwlock_t *rw) +{ + unsigned long tmp; + + __asm__ __volatile__ ( + "1: \n\t" + "movli.l @%1, %0 ! arch_write_lock \n\t" + "cmp/hs %2, %0 \n\t" + "bf 1b \n\t" + "sub %2, %0 \n\t" + "movco.l %0, @%1 \n\t" + "bf 1b \n\t" + : "=&z" (tmp) + : "r" (&rw->lock), "r" (RW_LOCK_BIAS) + : "t", "memory" + ); +} + +static inline void arch_write_unlock(arch_rwlock_t *rw) +{ + __asm__ __volatile__ ( + "mov.l %1, @%0 ! arch_write_unlock \n\t" + : + : "r" (&rw->lock), "r" (RW_LOCK_BIAS) + : "t", "memory" + ); +} + +static inline int arch_read_trylock(arch_rwlock_t *rw) +{ + unsigned long tmp, oldval; + + __asm__ __volatile__ ( + "1: \n\t" + "movli.l @%2, %0 ! arch_read_trylock \n\t" + "mov %0, %1 \n\t" + "cmp/pl %0 \n\t" + "bf 2f \n\t" + "add #-1, %0 \n\t" + "movco.l %0, @%2 \n\t" + "bf 1b \n\t" + "2: \n\t" + "synco \n\t" + : "=&z" (tmp), "=&r" (oldval) + : "r" (&rw->lock) + : "t", "memory" + ); + + return (oldval > 0); +} + +static inline int arch_write_trylock(arch_rwlock_t *rw) +{ + unsigned long tmp, oldval; + + __asm__ __volatile__ ( + "1: \n\t" + "movli.l @%2, %0 ! arch_write_trylock \n\t" + "mov %0, %1 \n\t" + "cmp/hs %3, %0 \n\t" + "bf 2f \n\t" + "sub %3, %0 \n\t" + "2: \n\t" + "movco.l %0, @%2 \n\t" + "bf 1b \n\t" + "synco \n\t" + : "=&z" (tmp), "=&r" (oldval) + : "r" (&rw->lock), "r" (RW_LOCK_BIAS) + : "t", "memory" + ); + + return (oldval > (RW_LOCK_BIAS - 1)); +} + +#endif /* __ASM_SH_SPINLOCK_LLSC_H */ diff --git a/arch/sh/include/asm/spinlock.h b/arch/sh/include/asm/spinlock.h index bdc0f3b6c56a..fa6801f63551 100644 --- a/arch/sh/include/asm/spinlock.h +++ b/arch/sh/include/asm/spinlock.h @@ -1,226 +1,19 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/spinlock.h * * Copyright (C) 2002, 2003 Paul Mundt * Copyright (C) 2006, 2007 Akio Idehara - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_SH_SPINLOCK_H #define __ASM_SH_SPINLOCK_H -/* - * The only locking implemented here uses SH-4A opcodes. For others, - * split this out as per atomic-*.h. - */ -#ifndef CONFIG_CPU_SH4A -#error "Need movli.l/movco.l for spinlocks" +#if defined(CONFIG_CPU_SH4A) +#include <asm/spinlock-llsc.h> +#elif defined(CONFIG_CPU_J2) +#include <asm/spinlock-cas.h> +#else +#error "The configured cpu type does not support spinlocks" #endif -/* - * Your basic SMP spinlocks, allowing only a single CPU anywhere - */ - -#define arch_spin_is_locked(x) ((x)->lock <= 0) -#define arch_spin_lock_flags(lock, flags) arch_spin_lock(lock) -#define arch_spin_unlock_wait(x) \ - do { while (arch_spin_is_locked(x)) cpu_relax(); } while (0) - -/* - * Simple spin lock operations. There are two variants, one clears IRQ's - * on the local processor, one does not. - * - * We make no fairness assumptions. They have a cost. - */ -static inline void arch_spin_lock(arch_spinlock_t *lock) -{ - unsigned long tmp; - unsigned long oldval; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%2, %0 ! arch_spin_lock \n\t" - "mov %0, %1 \n\t" - "mov #0, %0 \n\t" - "movco.l %0, @%2 \n\t" - "bf 1b \n\t" - "cmp/pl %1 \n\t" - "bf 1b \n\t" - : "=&z" (tmp), "=&r" (oldval) - : "r" (&lock->lock) - : "t", "memory" - ); -} - -static inline void arch_spin_unlock(arch_spinlock_t *lock) -{ - unsigned long tmp; - - __asm__ __volatile__ ( - "mov #1, %0 ! arch_spin_unlock \n\t" - "mov.l %0, @%1 \n\t" - : "=&z" (tmp) - : "r" (&lock->lock) - : "t", "memory" - ); -} - -static inline int arch_spin_trylock(arch_spinlock_t *lock) -{ - unsigned long tmp, oldval; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%2, %0 ! arch_spin_trylock \n\t" - "mov %0, %1 \n\t" - "mov #0, %0 \n\t" - "movco.l %0, @%2 \n\t" - "bf 1b \n\t" - "synco \n\t" - : "=&z" (tmp), "=&r" (oldval) - : "r" (&lock->lock) - : "t", "memory" - ); - - return oldval; -} - -/* - * Read-write spinlocks, allowing multiple readers but only one writer. - * - * NOTE! it is quite common to have readers in interrupts but no interrupt - * writers. For those circumstances we can "mix" irq-safe locks - any writer - * needs to get a irq-safe write-lock, but readers can get non-irqsafe - * read-locks. - */ - -/** - * read_can_lock - would read_trylock() succeed? - * @lock: the rwlock in question. - */ -#define arch_read_can_lock(x) ((x)->lock > 0) - -/** - * write_can_lock - would write_trylock() succeed? - * @lock: the rwlock in question. - */ -#define arch_write_can_lock(x) ((x)->lock == RW_LOCK_BIAS) - -static inline void arch_read_lock(arch_rwlock_t *rw) -{ - unsigned long tmp; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%1, %0 ! arch_read_lock \n\t" - "cmp/pl %0 \n\t" - "bf 1b \n\t" - "add #-1, %0 \n\t" - "movco.l %0, @%1 \n\t" - "bf 1b \n\t" - : "=&z" (tmp) - : "r" (&rw->lock) - : "t", "memory" - ); -} - -static inline void arch_read_unlock(arch_rwlock_t *rw) -{ - unsigned long tmp; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%1, %0 ! arch_read_unlock \n\t" - "add #1, %0 \n\t" - "movco.l %0, @%1 \n\t" - "bf 1b \n\t" - : "=&z" (tmp) - : "r" (&rw->lock) - : "t", "memory" - ); -} - -static inline void arch_write_lock(arch_rwlock_t *rw) -{ - unsigned long tmp; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%1, %0 ! arch_write_lock \n\t" - "cmp/hs %2, %0 \n\t" - "bf 1b \n\t" - "sub %2, %0 \n\t" - "movco.l %0, @%1 \n\t" - "bf 1b \n\t" - : "=&z" (tmp) - : "r" (&rw->lock), "r" (RW_LOCK_BIAS) - : "t", "memory" - ); -} - -static inline void arch_write_unlock(arch_rwlock_t *rw) -{ - __asm__ __volatile__ ( - "mov.l %1, @%0 ! arch_write_unlock \n\t" - : - : "r" (&rw->lock), "r" (RW_LOCK_BIAS) - : "t", "memory" - ); -} - -static inline int arch_read_trylock(arch_rwlock_t *rw) -{ - unsigned long tmp, oldval; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%2, %0 ! arch_read_trylock \n\t" - "mov %0, %1 \n\t" - "cmp/pl %0 \n\t" - "bf 2f \n\t" - "add #-1, %0 \n\t" - "movco.l %0, @%2 \n\t" - "bf 1b \n\t" - "2: \n\t" - "synco \n\t" - : "=&z" (tmp), "=&r" (oldval) - : "r" (&rw->lock) - : "t", "memory" - ); - - return (oldval > 0); -} - -static inline int arch_write_trylock(arch_rwlock_t *rw) -{ - unsigned long tmp, oldval; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%2, %0 ! arch_write_trylock \n\t" - "mov %0, %1 \n\t" - "cmp/hs %3, %0 \n\t" - "bf 2f \n\t" - "sub %3, %0 \n\t" - "2: \n\t" - "movco.l %0, @%2 \n\t" - "bf 1b \n\t" - "synco \n\t" - : "=&z" (tmp), "=&r" (oldval) - : "r" (&rw->lock), "r" (RW_LOCK_BIAS) - : "t", "memory" - ); - - return (oldval > (RW_LOCK_BIAS - 1)); -} - -#define arch_read_lock_flags(lock, flags) arch_read_lock(lock) -#define arch_write_lock_flags(lock, flags) arch_write_lock(lock) - -#define arch_spin_relax(lock) cpu_relax() -#define arch_read_relax(lock) cpu_relax() -#define arch_write_relax(lock) cpu_relax() - #endif /* __ASM_SH_SPINLOCK_H */ diff --git a/arch/sh/include/asm/spinlock_types.h b/arch/sh/include/asm/spinlock_types.h index 9b7560db06ca..7cb50e68448f 100644 --- a/arch/sh/include/asm/spinlock_types.h +++ b/arch/sh/include/asm/spinlock_types.h @@ -1,8 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SPINLOCK_TYPES_H #define __ASM_SH_SPINLOCK_TYPES_H -#ifndef __LINUX_SPINLOCK_TYPES_H -# error "please don't include this file directly" +#ifndef __LINUX_SPINLOCK_TYPES_RAW_H +# error "Please do not include this file directly." #endif typedef struct { diff --git a/arch/sh/include/asm/sram.h b/arch/sh/include/asm/sram.h index a2808ce4c0aa..c125cf219868 100644 --- a/arch/sh/include/asm/sram.h +++ b/arch/sh/include/asm/sram.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SRAM_H #define __ASM_SRAM_H diff --git a/arch/sh/include/asm/stackprotector.h b/arch/sh/include/asm/stackprotector.h index d9df3a76847c..665dafac376f 100644 --- a/arch/sh/include/asm/stackprotector.h +++ b/arch/sh/include/asm/stackprotector.h @@ -1,9 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_STACKPROTECTOR_H #define __ASM_SH_STACKPROTECTOR_H -#include <linux/random.h> -#include <linux/version.h> - extern unsigned long __stack_chk_guard; /* @@ -14,11 +12,7 @@ extern unsigned long __stack_chk_guard; */ static __always_inline void boot_init_stack_canary(void) { - unsigned long canary; - - /* Try to get a semi random initial value. */ - get_random_bytes(&canary, sizeof(canary)); - canary ^= LINUX_VERSION_CODE; + unsigned long canary = get_random_canary(); current->stack_canary = canary; __stack_chk_guard = current->stack_canary; diff --git a/arch/sh/include/asm/stacktrace.h b/arch/sh/include/asm/stacktrace.h index a7e2d4dfd087..4f98cdc64ec5 100644 --- a/arch/sh/include/asm/stacktrace.h +++ b/arch/sh/include/asm/stacktrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2009 Matt Fleming * @@ -11,8 +12,6 @@ struct stacktrace_ops { void (*address)(void *data, unsigned long address, int reliable); - /* On negative return stop dumping */ - int (*stack)(void *data, char *name); }; void dump_trace(struct task_struct *tsk, struct pt_regs *regs, diff --git a/arch/sh/include/asm/string.h b/arch/sh/include/asm/string.h index 114011fa08af..0f6331ec28ed 100644 --- a/arch/sh/include/asm/string.h +++ b/arch/sh/include/asm/string.h @@ -1,5 +1,2 @@ -#ifdef CONFIG_SUPERH32 -# include <asm/string_32.h> -#else -# include <asm/string_64.h> -#endif +/* SPDX-License-Identifier: GPL-2.0 */ +#include <asm/string_32.h> diff --git a/arch/sh/include/asm/string_32.h b/arch/sh/include/asm/string_32.h index 55f8db6bc1d7..a276b193d3b4 100644 --- a/arch/sh/include/asm/string_32.h +++ b/arch/sh/include/asm/string_32.h @@ -1,8 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_STRING_H #define __ASM_SH_STRING_H -#ifdef __KERNEL__ - /* * Copyright (C) 1999 Niibe Yutaka * But consider these trivial functions to be public domain. @@ -27,32 +26,6 @@ static inline char *strcpy(char *__dest, const char *__src) return __xdest; } -#define __HAVE_ARCH_STRNCPY -static inline char *strncpy(char *__dest, const char *__src, size_t __n) -{ - register char *__xdest = __dest; - unsigned long __dummy; - - if (__n == 0) - return __xdest; - - __asm__ __volatile__( - "1:\n" - "mov.b @%1+, %2\n\t" - "mov.b %2, @%0\n\t" - "cmp/eq #0, %2\n\t" - "bt/s 2f\n\t" - " cmp/eq %5,%1\n\t" - "bf/s 1b\n\t" - " add #1, %0\n" - "2:" - : "=r" (__dest), "=r" (__src), "=&z" (__dummy) - : "0" (__dest), "1" (__src), "r" (__src+__n) - : "memory", "t"); - - return __xdest; -} - #define __HAVE_ARCH_STRCMP static inline int strcmp(const char *__cs, const char *__ct) { @@ -126,6 +99,4 @@ extern void *memchr(const void *__s, int __c, size_t __n); #define __HAVE_ARCH_STRLEN extern size_t strlen(const char *); -#endif /* __KERNEL__ */ - #endif /* __ASM_SH_STRING_H */ diff --git a/arch/sh/include/asm/string_64.h b/arch/sh/include/asm/string_64.h deleted file mode 100644 index 742007172624..000000000000 --- a/arch/sh/include/asm/string_64.h +++ /dev/null @@ -1,20 +0,0 @@ -#ifndef __ASM_SH_STRING_64_H -#define __ASM_SH_STRING_64_H - -#ifdef __KERNEL__ - -#define __HAVE_ARCH_MEMSET -extern void *memset(void *__s, int __c, size_t __count); - -#define __HAVE_ARCH_MEMCPY -extern void *memcpy(void *dest, const void *src, size_t count); - -#define __HAVE_ARCH_STRLEN -extern size_t strlen(const char *); - -#define __HAVE_ARCH_STRCPY -extern char *strcpy(char *__dest, const char *__src); - -#endif /* __KERNEL__ */ - -#endif /* __ASM_SH_STRING_64_H */ diff --git a/arch/sh/include/asm/suspend.h b/arch/sh/include/asm/suspend.h index 70ae0b2888ab..0f991babc559 100644 --- a/arch/sh/include/asm/suspend.h +++ b/arch/sh/include/asm/suspend.h @@ -1,7 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_SH_SUSPEND_H #define _ASM_SH_SUSPEND_H -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <linux/notifier.h> #include <asm/ptrace.h> diff --git a/arch/sh/include/asm/switch_to.h b/arch/sh/include/asm/switch_to.h index bcd722fc8347..bd139bcdeec1 100644 --- a/arch/sh/include/asm/switch_to.h +++ b/arch/sh/include/asm/switch_to.h @@ -1,19 +1,7 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Copyright (C) 2000, 2001 Paolo Alberelli * Copyright (C) 2003 Paul Mundt * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ -#ifndef __ASM_SH_SWITCH_TO_H -#define __ASM_SH_SWITCH_TO_H - -#ifdef CONFIG_SUPERH32 -# include <asm/switch_to_32.h> -#else -# include <asm/switch_to_64.h> -#endif - -#endif /* __ASM_SH_SWITCH_TO_H */ +#include <asm/switch_to_32.h> diff --git a/arch/sh/include/asm/switch_to_32.h b/arch/sh/include/asm/switch_to_32.h index 0c065513e7ac..9c93fb91adb4 100644 --- a/arch/sh/include/asm/switch_to_32.h +++ b/arch/sh/include/asm/switch_to_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SWITCH_TO_32_H #define __ASM_SH_SWITCH_TO_32_H @@ -78,6 +79,8 @@ do { \ \ if (is_dsp_enabled(prev)) \ __save_dsp(prev); \ + if (is_dsp_enabled(next)) \ + __restore_dsp(next); \ \ __ts1 = (u32 *)&prev->thread.sp; \ __ts2 = (u32 *)&prev->thread.pc; \ @@ -125,10 +128,4 @@ do { \ last = __last; \ } while (0) -#define finish_arch_switch(prev) \ -do { \ - if (is_dsp_enabled(prev)) \ - __restore_dsp(prev); \ -} while (0) - #endif /* __ASM_SH_SWITCH_TO_32_H */ diff --git a/arch/sh/include/asm/switch_to_64.h b/arch/sh/include/asm/switch_to_64.h deleted file mode 100644 index ba3129d6bc21..000000000000 --- a/arch/sh/include/asm/switch_to_64.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#ifndef __ASM_SH_SWITCH_TO_64_H -#define __ASM_SH_SWITCH_TO_64_H - -struct thread_struct; -struct task_struct; - -/* - * switch_to() should switch tasks to task nr n, first - */ -struct task_struct *sh64_switch_to(struct task_struct *prev, - struct thread_struct *prev_thread, - struct task_struct *next, - struct thread_struct *next_thread); - -#define switch_to(prev,next,last) \ -do { \ - if (last_task_used_math != next) { \ - struct pt_regs *regs = next->thread.uregs; \ - if (regs) regs->sr |= SR_FD; \ - } \ - last = sh64_switch_to(prev, &prev->thread, next, \ - &next->thread); \ -} while (0) - - -#endif /* __ASM_SH_SWITCH_TO_64_H */ diff --git a/arch/sh/include/asm/syscall.h b/arch/sh/include/asm/syscall.h index 847128da6eac..570699eb0e58 100644 --- a/arch/sh/include/asm/syscall.h +++ b/arch/sh/include/asm/syscall.h @@ -1,12 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SYSCALL_H #define __ASM_SH_SYSCALL_H extern const unsigned long sys_call_table[]; -#ifdef CONFIG_SUPERH32 -# include <asm/syscall_32.h> -#else -# include <asm/syscall_64.h> -#endif +#include <asm/syscall_32.h> #endif /* __ASM_SH_SYSCALL_H */ diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h index 7d80df4f09cb..7027d87d901d 100644 --- a/arch/sh/include/asm/syscall_32.h +++ b/arch/sh/include/asm/syscall_32.h @@ -1,6 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SYSCALL_32_H #define __ASM_SH_SYSCALL_32_H +#include <uapi/linux/audit.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/err.h> @@ -13,6 +15,18 @@ static inline long syscall_get_nr(struct task_struct *task, return (regs->tra >= 0) ? regs->regs[3] : -1L; } +static inline void syscall_set_nr(struct task_struct *task, + struct pt_regs *regs, + int nr) +{ + /* + * Unlike syscall_get_nr(), syscall_set_nr() can be called only when + * the target task is stopped for tracing on entering syscall, so + * there is no need to have the same check syscall_get_nr() has. + */ + regs->regs[3] = nr; +} + static inline void syscall_rollback(struct task_struct *task, struct pt_regs *regs) { @@ -38,59 +52,42 @@ static inline void syscall_set_return_value(struct task_struct *task, struct pt_regs *regs, int error, long val) { - if (error) - regs->regs[0] = -error; - else - regs->regs[0] = val; + regs->regs[0] = (long) error ?: val; } static inline void syscall_get_arguments(struct task_struct *task, struct pt_regs *regs, - unsigned int i, unsigned int n, unsigned long *args) { - /* - * Do this simply for now. If we need to start supporting - * fetching arguments from arbitrary indices, this will need some - * extra logic. Presently there are no in-tree users that depend - * on this behaviour. - */ - BUG_ON(i); /* Argument pattern is: R4, R5, R6, R7, R0, R1 */ - switch (n) { - case 6: args[5] = regs->regs[1]; - case 5: args[4] = regs->regs[0]; - case 4: args[3] = regs->regs[7]; - case 3: args[2] = regs->regs[6]; - case 2: args[1] = regs->regs[5]; - case 1: args[0] = regs->regs[4]; - case 0: - break; - default: - BUG(); - } + args[5] = regs->regs[1]; + args[4] = regs->regs[0]; + args[3] = regs->regs[7]; + args[2] = regs->regs[6]; + args[1] = regs->regs[5]; + args[0] = regs->regs[4]; } static inline void syscall_set_arguments(struct task_struct *task, struct pt_regs *regs, - unsigned int i, unsigned int n, const unsigned long *args) { - /* Same note as above applies */ - BUG_ON(i); - - switch (n) { - case 6: regs->regs[1] = args[5]; - case 5: regs->regs[0] = args[4]; - case 4: regs->regs[7] = args[3]; - case 3: regs->regs[6] = args[2]; - case 2: regs->regs[5] = args[1]; - case 1: regs->regs[4] = args[0]; - break; - default: - BUG(); - } + regs->regs[1] = args[5]; + regs->regs[0] = args[4]; + regs->regs[7] = args[3]; + regs->regs[6] = args[2]; + regs->regs[5] = args[1]; + regs->regs[4] = args[0]; } +static inline int syscall_get_arch(struct task_struct *task) +{ + int arch = AUDIT_ARCH_SH; + +#ifdef CONFIG_CPU_LITTLE_ENDIAN + arch |= __AUDIT_ARCH_LE; +#endif + return arch; +} #endif /* __ASM_SH_SYSCALL_32_H */ diff --git a/arch/sh/include/asm/syscall_64.h b/arch/sh/include/asm/syscall_64.h deleted file mode 100644 index c3561ca72bee..000000000000 --- a/arch/sh/include/asm/syscall_64.h +++ /dev/null @@ -1,64 +0,0 @@ -#ifndef __ASM_SH_SYSCALL_64_H -#define __ASM_SH_SYSCALL_64_H - -#include <linux/kernel.h> -#include <linux/sched.h> -#include <asm/ptrace.h> - -/* The system call number is given by the user in R9 */ -static inline long syscall_get_nr(struct task_struct *task, - struct pt_regs *regs) -{ - return (regs->syscall_nr >= 0) ? regs->regs[9] : -1L; -} - -static inline void syscall_rollback(struct task_struct *task, - struct pt_regs *regs) -{ - /* - * XXX: This needs some thought. On SH we don't - * save away the original R9 value anywhere. - */ -} - -static inline long syscall_get_error(struct task_struct *task, - struct pt_regs *regs) -{ - return IS_ERR_VALUE(regs->regs[9]) ? regs->regs[9] : 0; -} - -static inline long syscall_get_return_value(struct task_struct *task, - struct pt_regs *regs) -{ - return regs->regs[9]; -} - -static inline void syscall_set_return_value(struct task_struct *task, - struct pt_regs *regs, - int error, long val) -{ - if (error) - regs->regs[9] = -error; - else - regs->regs[9] = val; -} - -static inline void syscall_get_arguments(struct task_struct *task, - struct pt_regs *regs, - unsigned int i, unsigned int n, - unsigned long *args) -{ - BUG_ON(i + n > 6); - memcpy(args, ®s->regs[2 + i], n * sizeof(args[0])); -} - -static inline void syscall_set_arguments(struct task_struct *task, - struct pt_regs *regs, - unsigned int i, unsigned int n, - const unsigned long *args) -{ - BUG_ON(i + n > 6); - memcpy(®s->regs[2 + i], args, n * sizeof(args[0])); -} - -#endif /* __ASM_SH_SYSCALL_64_H */ diff --git a/arch/sh/include/asm/syscalls.h b/arch/sh/include/asm/syscalls.h index 3dbfef06f6b2..39240e06e8aa 100644 --- a/arch/sh/include/asm/syscalls.h +++ b/arch/sh/include/asm/syscalls.h @@ -1,20 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SYSCALLS_H #define __ASM_SH_SYSCALLS_H -#ifdef __KERNEL__ - asmlinkage int old_mmap(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, int fd, unsigned long off); asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, unsigned long pgoff); +asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op); -#ifdef CONFIG_SUPERH32 -# include <asm/syscalls_32.h> -#else -# include <asm/syscalls_64.h> -#endif +#include <asm/syscalls_32.h> -#endif /* __KERNEL__ */ #endif /* __ASM_SH_SYSCALLS_H */ diff --git a/arch/sh/include/asm/syscalls_32.h b/arch/sh/include/asm/syscalls_32.h index 4f97df87d7d5..5c555b864fe0 100644 --- a/arch/sh/include/asm/syscalls_32.h +++ b/arch/sh/include/asm/syscalls_32.h @@ -1,23 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SYSCALLS_32_H #define __ASM_SH_SYSCALLS_32_H -#ifdef __KERNEL__ - #include <linux/compiler.h> #include <linux/linkage.h> #include <linux/types.h> struct pt_regs; -asmlinkage int sys_sigreturn(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); -asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); -asmlinkage int sys_sh_pipe(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); +asmlinkage int sys_sigreturn(void); +asmlinkage int sys_rt_sigreturn(void); +asmlinkage int sys_sh_pipe(void); asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char __user *buf, size_t count, long dummy, loff_t pos); asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char __user *buf, @@ -31,5 +24,4 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs); asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned int save_r0, unsigned long thread_info_flags); -#endif /* __KERNEL__ */ #endif /* __ASM_SH_SYSCALLS_32_H */ diff --git a/arch/sh/include/asm/syscalls_64.h b/arch/sh/include/asm/syscalls_64.h deleted file mode 100644 index d62e8eb22f74..000000000000 --- a/arch/sh/include/asm/syscalls_64.h +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef __ASM_SH_SYSCALLS_64_H -#define __ASM_SH_SYSCALLS_64_H - -#ifdef __KERNEL__ - -#include <linux/compiler.h> -#include <linux/linkage.h> -#include <linux/types.h> - -struct pt_regs; - -/* Misc syscall related bits */ -asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs); -asmlinkage void do_syscall_trace_leave(struct pt_regs *regs); - -#endif /* __KERNEL__ */ -#endif /* __ASM_SH_SYSCALLS_64_H */ diff --git a/arch/sh/include/asm/thread_info.h b/arch/sh/include/asm/thread_info.h index 45a93669289d..471db5173036 100644 --- a/arch/sh/include/asm/thread_info.h +++ b/arch/sh/include/asm/thread_info.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_THREAD_INFO_H #define __ASM_SH_THREAD_INFO_H @@ -9,8 +10,6 @@ * Copyright (C) 2002 David Howells (dhowells@redhat.com) * - Incorporating suggestions made by Linus Torvalds and Dave Miller */ -#ifdef __KERNEL__ - #include <asm/page.h> /* @@ -22,27 +21,22 @@ #define FAULT_CODE_PROT (1 << 3) /* protection fault */ #define FAULT_CODE_USER (1 << 4) /* user-mode access */ -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <asm/processor.h> struct thread_info { struct task_struct *task; /* main task structure */ - struct exec_domain *exec_domain; /* execution domain */ unsigned long flags; /* low level flags */ __u32 status; /* thread synchronous flags */ __u32 cpu; int preempt_count; /* 0 => preemptable, <0 => BUG */ - mm_segment_t addr_limit; /* thread address space */ - struct restart_block restart_block; unsigned long previous_sp; /* sp of previous stack in case of nested IRQ stacks */ - __u8 supervisor_stack[0]; + __u8 supervisor_stack[]; }; #endif -#define PREEMPT_ACTIVE 0x10000000 - #if defined(CONFIG_4KSTACKS) #define THREAD_SHIFT 12 #else @@ -55,24 +49,16 @@ struct thread_info { /* * macros/functions for gaining access to the thread information structure */ -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #define INIT_THREAD_INFO(tsk) \ { \ .task = &tsk, \ - .exec_domain = &default_exec_domain, \ .flags = 0, \ .status = 0, \ .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ - .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } -#define init_thread_info (init_thread_union.thread_info) -#define init_stack (init_thread_union.stack) - /* how to get the current stack pointer from C */ register unsigned long current_stack_pointer asm("r15") __used; @@ -80,9 +66,7 @@ register unsigned long current_stack_pointer asm("r15") __used; static inline struct thread_info *current_thread_info(void) { struct thread_info *ti; -#if defined(CONFIG_SUPERH64) - __asm__ __volatile__ ("getcon cr17, %0" : "=r" (ti)); -#elif defined(CONFIG_CPU_HAS_SR_RB) +#if defined(CONFIG_CPU_HAS_SR_RB) __asm__ __volatile__ ("stc r7_bank, %0" : "=r" (ti)); #else unsigned long __dummy; @@ -100,12 +84,9 @@ static inline struct thread_info *current_thread_info(void) #define THREAD_SIZE_ORDER (THREAD_SHIFT - PAGE_SHIFT) -extern void arch_task_cache_init(void); -extern int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src); -extern void arch_release_task_struct(struct task_struct *tsk); extern void init_thread_xstate(void); -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ /* * Thread information flags @@ -119,6 +100,7 @@ extern void init_thread_xstate(void); #define TIF_SYSCALL_TRACE 0 /* syscall trace active */ #define TIF_SIGPENDING 1 /* signal pending */ #define TIF_NEED_RESCHED 2 /* rescheduling necessary */ +#define TIF_NOTIFY_SIGNAL 3 /* signal notifications exist */ #define TIF_SINGLESTEP 4 /* singlestepping active */ #define TIF_SYSCALL_AUDIT 5 /* syscall auditing active */ #define TIF_SECCOMP 6 /* secure computing */ @@ -130,6 +112,7 @@ extern void init_thread_xstate(void); #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) +#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL) #define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP) #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) @@ -146,7 +129,7 @@ extern void init_thread_xstate(void); #define _TIF_ALLWORK_MASK (_TIF_SYSCALL_TRACE | _TIF_SIGPENDING | \ _TIF_NEED_RESCHED | _TIF_SYSCALL_AUDIT | \ _TIF_SINGLESTEP | _TIF_NOTIFY_RESUME | \ - _TIF_SYSCALL_TRACEPOINT) + _TIF_SYSCALL_TRACEPOINT | _TIF_NOTIFY_SIGNAL) /* work to do on interrupt/exception return */ #define _TIF_WORK_MASK (_TIF_ALLWORK_MASK & ~(_TIF_SYSCALL_TRACE | \ @@ -159,18 +142,9 @@ extern void init_thread_xstate(void); * ever touches our thread-synchronous status, so we don't * have to worry about atomic accesses. */ -#define TS_RESTORE_SIGMASK 0x0001 /* restore signal mask in do_signal() */ #define TS_USEDFPU 0x0002 /* FPU used by this task this quantum */ -#ifndef __ASSEMBLY__ - -#define HAVE_SET_RESTORE_SIGMASK 1 -static inline void set_restore_sigmask(void) -{ - struct thread_info *ti = current_thread_info(); - ti->status |= TS_RESTORE_SIGMASK; - WARN_ON(!test_bit(TIF_SIGPENDING, (unsigned long *)&ti->flags)); -} +#ifndef __ASSEMBLER__ #define TI_FLAG_FAULT_CODE_SHIFT 24 @@ -190,25 +164,5 @@ static inline unsigned int get_thread_fault_code(void) return ti->flags >> TI_FLAG_FAULT_CODE_SHIFT; } -static inline void clear_restore_sigmask(void) -{ - current_thread_info()->status &= ~TS_RESTORE_SIGMASK; -} -static inline bool test_restore_sigmask(void) -{ - return current_thread_info()->status & TS_RESTORE_SIGMASK; -} -static inline bool test_and_clear_restore_sigmask(void) -{ - struct thread_info *ti = current_thread_info(); - if (!(ti->status & TS_RESTORE_SIGMASK)) - return false; - ti->status &= ~TS_RESTORE_SIGMASK; - return true; -} - -#endif /* !__ASSEMBLY__ */ - -#endif /* __KERNEL__ */ - +#endif /* !__ASSEMBLER__ */ #endif /* __ASM_SH_THREAD_INFO_H */ diff --git a/arch/sh/include/asm/timex.h b/arch/sh/include/asm/timex.h index 18bf06d9c764..f53f95bf4288 100644 --- a/arch/sh/include/asm/timex.h +++ b/arch/sh/include/asm/timex.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * linux/include/asm-sh/timex.h * diff --git a/arch/sh/include/asm/tlb.h b/arch/sh/include/asm/tlb.h index e61d43d9f689..39df40d0ebc2 100644 --- a/arch/sh/include/asm/tlb.h +++ b/arch/sh/include/asm/tlb.h @@ -1,111 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_TLB_H #define __ASM_SH_TLB_H -#ifdef CONFIG_SUPERH64 -# include <asm/tlb_64.h> -#endif - -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ #include <linux/pagemap.h> +#include <asm-generic/tlb.h> #ifdef CONFIG_MMU #include <linux/swap.h> -#include <asm/pgalloc.h> -#include <asm/tlbflush.h> -#include <asm/mmu_context.h> - -/* - * TLB handling. This allows us to remove pages from the page - * tables, and efficiently handle the TLB issues. - */ -struct mmu_gather { - struct mm_struct *mm; - unsigned int fullmm; - unsigned long start, end; -}; - -static inline void init_tlb_gather(struct mmu_gather *tlb) -{ - tlb->start = TASK_SIZE; - tlb->end = 0; - - if (tlb->fullmm) { - tlb->start = 0; - tlb->end = TASK_SIZE; - } -} - -static inline void -tlb_gather_mmu(struct mmu_gather *tlb, struct mm_struct *mm, unsigned int full_mm_flush) -{ - tlb->mm = mm; - tlb->fullmm = full_mm_flush; - - init_tlb_gather(tlb); -} - -static inline void -tlb_finish_mmu(struct mmu_gather *tlb, unsigned long start, unsigned long end) -{ - if (tlb->fullmm) - flush_tlb_mm(tlb->mm); - - /* keep the page table cache within bounds */ - check_pgt_cache(); -} - -static inline void -tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep, unsigned long address) -{ - if (tlb->start > address) - tlb->start = address; - if (tlb->end < address + PAGE_SIZE) - tlb->end = address + PAGE_SIZE; -} - -/* - * In the case of tlb vma handling, we can optimise these away in the - * case where we're doing a full MM flush. When we're doing a munmap, - * the vmas are adjusted to only cover the region to be torn down. - */ -static inline void -tlb_start_vma(struct mmu_gather *tlb, struct vm_area_struct *vma) -{ - if (!tlb->fullmm) - flush_cache_range(vma, vma->vm_start, vma->vm_end); -} - -static inline void -tlb_end_vma(struct mmu_gather *tlb, struct vm_area_struct *vma) -{ - if (!tlb->fullmm && tlb->end) { - flush_tlb_range(vma, tlb->start, tlb->end); - init_tlb_gather(tlb); - } -} -static inline void tlb_flush_mmu(struct mmu_gather *tlb) -{ -} - -static inline int __tlb_remove_page(struct mmu_gather *tlb, struct page *page) -{ - free_page_and_swap_cache(page); - return 1; /* avoid calling tlb_flush_mmu */ -} - -static inline void tlb_remove_page(struct mmu_gather *tlb, struct page *page) -{ - __tlb_remove_page(tlb, page); -} - -#define pte_free_tlb(tlb, ptep, addr) pte_free((tlb)->mm, ptep) -#define pmd_free_tlb(tlb, pmdp, addr) pmd_free((tlb)->mm, pmdp) -#define pud_free_tlb(tlb, pudp, addr) pud_free((tlb)->mm, pudp) - -#define tlb_migrate_finish(mm) do { } while (0) - -#if defined(CONFIG_CPU_SH4) || defined(CONFIG_SUPERH64) +#if defined(CONFIG_CPU_SH4) extern void tlb_wire_entry(struct vm_area_struct *, unsigned long, pte_t); extern void tlb_unwire_entry(void); #else @@ -119,17 +23,11 @@ static inline void tlb_unwire_entry(void) { BUG(); } -#endif - -#else /* CONFIG_MMU */ +#endif /* CONFIG_CPU_SH4 */ -#define tlb_start_vma(tlb, vma) do { } while (0) -#define tlb_end_vma(tlb, vma) do { } while (0) -#define __tlb_remove_tlb_entry(tlb, pte, address) do { } while (0) -#define tlb_flush(tlb) do { } while (0) - -#include <asm-generic/tlb.h> +asmlinkage int handle_tlbmiss(struct pt_regs *regs, unsigned long error_code, + unsigned long address); #endif /* CONFIG_MMU */ -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ #endif /* __ASM_SH_TLB_H */ diff --git a/arch/sh/include/asm/tlb_64.h b/arch/sh/include/asm/tlb_64.h deleted file mode 100644 index ef0ae2a28f23..000000000000 --- a/arch/sh/include/asm/tlb_64.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * include/asm-sh/tlb_64.h - * - * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#ifndef __ASM_SH_TLB_64_H -#define __ASM_SH_TLB_64_H - -/* ITLB defines */ -#define ITLB_FIXED 0x00000000 /* First fixed ITLB, see head.S */ -#define ITLB_LAST_VAR_UNRESTRICTED 0x000003F0 /* Last ITLB */ - -/* DTLB defines */ -#define DTLB_FIXED 0x00800000 /* First fixed DTLB, see head.S */ -#define DTLB_LAST_VAR_UNRESTRICTED 0x008003F0 /* Last DTLB */ - -#ifndef __ASSEMBLY__ - -/** - * for_each_dtlb_entry - Iterate over free (non-wired) DTLB entries - * - * @tlb: TLB entry - */ -#define for_each_dtlb_entry(tlb) \ - for (tlb = cpu_data->dtlb.first; \ - tlb <= cpu_data->dtlb.last; \ - tlb += cpu_data->dtlb.step) - -/** - * for_each_itlb_entry - Iterate over free (non-wired) ITLB entries - * - * @tlb: TLB entry - */ -#define for_each_itlb_entry(tlb) \ - for (tlb = cpu_data->itlb.first; \ - tlb <= cpu_data->itlb.last; \ - tlb += cpu_data->itlb.step) - -/** - * __flush_tlb_slot - Flushes TLB slot @slot. - * - * @slot: Address of TLB slot. - */ -static inline void __flush_tlb_slot(unsigned long long slot) -{ - __asm__ __volatile__ ("putcfg %0, 0, r63\n" : : "r" (slot)); -} - -#ifdef CONFIG_MMU -/* arch/sh64/mm/tlb.c */ -int sh64_tlb_init(void); -unsigned long long sh64_next_free_dtlb_entry(void); -unsigned long long sh64_get_wired_dtlb_entry(void); -int sh64_put_wired_dtlb_entry(unsigned long long entry); -void sh64_setup_tlb_slot(unsigned long long config_addr, unsigned long eaddr, - unsigned long asid, unsigned long paddr); -void sh64_teardown_tlb_slot(unsigned long long config_addr); -#else -#define sh64_tlb_init() do { } while (0) -#define sh64_next_free_dtlb_entry() (0) -#define sh64_get_wired_dtlb_entry() (0) -#define sh64_put_wired_dtlb_entry(entry) do { } while (0) -#define sh64_setup_tlb_slot(conf, virt, asid, phys) do { } while (0) -#define sh64_teardown_tlb_slot(addr) do { } while (0) -#endif /* CONFIG_MMU */ -#endif /* __ASSEMBLY__ */ -#endif /* __ASM_SH_TLB_64_H */ diff --git a/arch/sh/include/asm/tlbflush.h b/arch/sh/include/asm/tlbflush.h index 0df66f0c7284..8f180cd3bcd6 100644 --- a/arch/sh/include/asm/tlbflush.h +++ b/arch/sh/include/asm/tlbflush.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_TLBFLUSH_H #define __ASM_SH_TLBFLUSH_H diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h index b0a282d65f6a..1db470e02456 100644 --- a/arch/sh/include/asm/topology.h +++ b/arch/sh/include/asm/topology.h @@ -1,10 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_SH_TOPOLOGY_H #define _ASM_SH_TOPOLOGY_H #ifdef CONFIG_NUMA #define cpu_to_node(cpu) ((void)(cpu),0) -#define parent_node(node) ((void)(node),0) #define cpumask_of_node(node) ((void)node, cpu_online_mask) @@ -17,7 +17,7 @@ #define mc_capable() (1) -const struct cpumask *cpu_coregroup_mask(unsigned int cpu); +const struct cpumask *cpu_coregroup_mask(int cpu); extern cpumask_t cpu_core_map[NR_CPUS]; diff --git a/arch/sh/include/asm/traps.h b/arch/sh/include/asm/traps.h index 9cc149a0dbd1..ba831bc7e08f 100644 --- a/arch/sh/include/asm/traps.h +++ b/arch/sh/include/asm/traps.h @@ -1,13 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_TRAPS_H #define __ASM_SH_TRAPS_H #include <linux/compiler.h> -#ifdef CONFIG_SUPERH32 # include <asm/traps_32.h> -#else -# include <asm/traps_64.h> -#endif BUILD_TRAP_HANDLER(address_error); BUILD_TRAP_HANDLER(debug); diff --git a/arch/sh/include/asm/traps_32.h b/arch/sh/include/asm/traps_32.h index cfd55ff9dff2..8f14071bea72 100644 --- a/arch/sh/include/asm/traps_32.h +++ b/arch/sh/include/asm/traps_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_TRAPS_32_H #define __ASM_SH_TRAPS_32_H @@ -42,18 +43,13 @@ static inline void trigger_address_error(void) asmlinkage void do_address_error(struct pt_regs *regs, unsigned long writeaccess, unsigned long address); -asmlinkage void do_divide_error(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); -asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); -asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); -asmlinkage void do_exception_error(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs); +asmlinkage void do_page_fault(struct pt_regs *regs, + unsigned long error_code, + unsigned long address); +asmlinkage void do_divide_error(unsigned long r4); +asmlinkage void do_reserved_inst(void); +asmlinkage void do_illegal_slot_inst(void); +asmlinkage void do_exception_error(void); #define BUILD_TRAP_HANDLER(name) \ asmlinkage void name##_trap_handler(unsigned long r4, unsigned long r5, \ diff --git a/arch/sh/include/asm/traps_64.h b/arch/sh/include/asm/traps_64.h deleted file mode 100644 index ef5eff919449..000000000000 --- a/arch/sh/include/asm/traps_64.h +++ /dev/null @@ -1,38 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#ifndef __ASM_SH_TRAPS_64_H -#define __ASM_SH_TRAPS_64_H - -#include <cpu/registers.h> - -extern void phys_stext(void); - -#define lookup_exception_vector() \ -({ \ - unsigned long _vec; \ - \ - __asm__ __volatile__ ( \ - "getcon " __EXPEVT ", %0\n\t" \ - : "=r" (_vec) \ - ); \ - \ - _vec; \ -}) - -static inline void trigger_address_error(void) -{ - phys_stext(); -} - -#define BUILD_TRAP_HANDLER(name) \ -asmlinkage void name##_trap_handler(unsigned int vec, struct pt_regs *regs) -#define TRAP_HANDLER_DECL - -#endif /* __ASM_SH_TRAPS_64_H */ diff --git a/arch/sh/include/asm/types.h b/arch/sh/include/asm/types.h index 6a31053fa5e3..fec3e89df0b1 100644 --- a/arch/sh/include/asm/types.h +++ b/arch/sh/include/asm/types.h @@ -1,20 +1,16 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_TYPES_H #define __ASM_SH_TYPES_H -#include <uapi/asm/types.h> +#include <asm-generic/int-ll64.h> /* * These aren't exported outside the kernel to avoid name space clashes */ -#ifndef __ASSEMBLY__ +#ifndef __ASSEMBLER__ -#ifdef CONFIG_SUPERH32 typedef u16 insn_size_t; typedef u32 reg_size_t; -#else -typedef u32 insn_size_t; -typedef u64 reg_size_t; -#endif -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ #endif /* __ASM_SH_TYPES_H */ diff --git a/arch/sh/include/asm/uaccess.h b/arch/sh/include/asm/uaccess.h index 9486376605f4..a79609eb14be 100644 --- a/arch/sh/include/asm/uaccess.h +++ b/arch/sh/include/asm/uaccess.h @@ -1,31 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_UACCESS_H #define __ASM_SH_UACCESS_H -#include <linux/errno.h> -#include <linux/sched.h> -#include <asm/segment.h> - -#define VERIFY_READ 0 -#define VERIFY_WRITE 1 - -#define __addr_ok(addr) \ - ((unsigned long __force)(addr) < current_thread_info()->addr_limit.seg) - -/* - * __access_ok: Check if address with size is OK or not. - * - * Uhhuh, this needs 33-bit arithmetic. We have a carry.. - * - * sum := addr + size; carry? --> flag = true; - * if (sum >= addr_limit) flag = true; - */ -#define __access_ok(addr, size) \ - (__addr_ok((addr) + (size))) -#define access_ok(type, addr, size) \ - (__chk_user_ptr(addr), \ - __access_ok((unsigned long __force)(addr), (size))) - -#define user_addr_max() (current_thread_info()->addr_limit.seg) +#include <asm/extable.h> +#include <asm-generic/access_ok.h> /* * Uh, these should become the main single-value transfer routines ... @@ -60,7 +38,7 @@ struct __large_struct { unsigned long buf[100]; }; const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \ __chk_user_ptr(ptr); \ __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ - (x) = (__typeof__(*(ptr)))__gu_val; \ + (x) = (__force __typeof__(*(ptr)))__gu_val; \ __gu_err; \ }) @@ -68,10 +46,10 @@ struct __large_struct { unsigned long buf[100]; }; ({ \ long __gu_err = -EFAULT; \ unsigned long __gu_val = 0; \ - const __typeof__(*(ptr)) *__gu_addr = (ptr); \ - if (likely(access_ok(VERIFY_READ, __gu_addr, (size)))) \ + const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \ + if (likely(access_ok(__gu_addr, (size)))) \ __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ - (x) = (__typeof__(*(ptr)))__gu_val; \ + (x) = (__force __typeof__(*(ptr)))__gu_val; \ __gu_err; \ }) @@ -90,21 +68,16 @@ struct __large_struct { unsigned long buf[100]; }; long __pu_err = -EFAULT; \ __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ __typeof__(*(ptr)) __pu_val = x; \ - if (likely(access_ok(VERIFY_WRITE, __pu_addr, size))) \ + if (likely(access_ok(__pu_addr, size))) \ __put_user_size(__pu_val, __pu_addr, (size), \ __pu_err); \ __pu_err; \ }) -#ifdef CONFIG_SUPERH32 # include <asm/uaccess_32.h> -#else -# include <asm/uaccess_64.h> -#endif extern long strncpy_from_user(char *dest, const char __user *src, long count); -extern __must_check long strlen_user(const char __user *str); extern __must_check long strnlen_user(const char __user *str, long n); /* Generic arbitrary sized copy. */ @@ -112,87 +85,36 @@ extern __must_check long strnlen_user(const char __user *str, long n); __kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n); static __always_inline unsigned long -__copy_from_user(void *to, const void __user *from, unsigned long n) +raw_copy_from_user(void *to, const void __user *from, unsigned long n) { return __copy_user(to, (__force void *)from, n); } static __always_inline unsigned long __must_check -__copy_to_user(void __user *to, const void *from, unsigned long n) +raw_copy_to_user(void __user *to, const void *from, unsigned long n) { return __copy_user((__force void *)to, from, n); } - -#define __copy_to_user_inatomic __copy_to_user -#define __copy_from_user_inatomic __copy_from_user +#define INLINE_COPY_FROM_USER +#define INLINE_COPY_TO_USER /* * Clear the area and return remaining number of bytes * (on failure. Usually it's 0.) */ -__kernel_size_t __clear_user(void *addr, __kernel_size_t size); +__kernel_size_t __clear_user(void __user *addr, __kernel_size_t size); #define clear_user(addr,n) \ ({ \ void __user * __cl_addr = (addr); \ unsigned long __cl_size = (n); \ \ - if (__cl_size && access_ok(VERIFY_WRITE, \ - ((unsigned long)(__cl_addr)), __cl_size)) \ + if (__cl_size && access_ok(__cl_addr, __cl_size)) \ __cl_size = __clear_user(__cl_addr, __cl_size); \ \ __cl_size; \ }) -static inline unsigned long -copy_from_user(void *to, const void __user *from, unsigned long n) -{ - unsigned long __copy_from = (unsigned long) from; - __kernel_size_t __copy_size = (__kernel_size_t) n; - - if (__copy_size && __access_ok(__copy_from, __copy_size)) - return __copy_user(to, from, __copy_size); - - return __copy_size; -} - -static inline unsigned long -copy_to_user(void __user *to, const void *from, unsigned long n) -{ - unsigned long __copy_to = (unsigned long) to; - __kernel_size_t __copy_size = (__kernel_size_t) n; - - if (__copy_size && __access_ok(__copy_to, __copy_size)) - return __copy_user(to, from, __copy_size); - - return __copy_size; -} - -/* - * The exception table consists of pairs of addresses: the first is the - * address of an instruction that is allowed to fault, and the second is - * the address at which the program should continue. No registers are - * modified, so it is entirely up to the continuation code to figure out - * what to do. - * - * All the routines below use bits of fixup code that are out of line - * with the main instruction path. This means when everything is well, - * we don't even have to jump over them. Further, they do not intrude - * on our cache or tlb entries. - */ -struct exception_table_entry { - unsigned long insn, fixup; -}; - -#if defined(CONFIG_SUPERH64) && defined(CONFIG_MMU) -#define ARCH_HAS_SEARCH_EXTABLE -#endif - -int fixup_exception(struct pt_regs *regs); -/* Returns 0 if exception not found and fixup.unit otherwise. */ -unsigned long search_exception_table(unsigned long addr); -const struct exception_table_entry *search_exception_tables(unsigned long addr); - extern void *set_exception_table_vec(unsigned int vec, void *handler); static inline void *set_exception_table_evt(unsigned int evt, void *handler) diff --git a/arch/sh/include/asm/uaccess_32.h b/arch/sh/include/asm/uaccess_32.h index c0de7ee35ab7..5d7ddc092afd 100644 --- a/arch/sh/include/asm/uaccess_32.h +++ b/arch/sh/include/asm/uaccess_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * User space memory access functions * @@ -25,6 +26,9 @@ do { \ case 4: \ __get_user_asm(x, ptr, retval, "l"); \ break; \ + case 8: \ + __get_user_u64(x, ptr, retval); \ + break; \ default: \ __get_user_unknown(); \ break; \ @@ -65,6 +69,56 @@ do { \ extern void __get_user_unknown(void); +#if defined(CONFIG_CPU_LITTLE_ENDIAN) +#define __get_user_u64(x, addr, err) \ +({ \ +__asm__ __volatile__( \ + "1:\n\t" \ + "mov.l %2,%R1\n\t" \ + "mov.l %T2,%S1\n\t" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3:\n\t" \ + "mov #0,%R1\n\t" \ + "mov #0,%S1\n\t" \ + "mov.l 4f, %0\n\t" \ + "jmp @%0\n\t" \ + " mov %3, %0\n\t" \ + ".balign 4\n" \ + "4: .long 2b\n\t" \ + ".previous\n" \ + ".section __ex_table,\"a\"\n\t" \ + ".long 1b, 3b\n\t" \ + ".long 1b + 2, 3b\n\t" \ + ".previous" \ + :"=&r" (err), "=&r" (x) \ + :"m" (__m(addr)), "i" (-EFAULT), "0" (err)); }) +#else +#define __get_user_u64(x, addr, err) \ +({ \ +__asm__ __volatile__( \ + "1:\n\t" \ + "mov.l %2,%S1\n\t" \ + "mov.l %T2,%R1\n\t" \ + "2:\n" \ + ".section .fixup,\"ax\"\n" \ + "3:\n\t" \ + "mov #0,%S1\n\t" \ + "mov #0,%R1\n\t" \ + "mov.l 4f, %0\n\t" \ + "jmp @%0\n\t" \ + " mov %3, %0\n\t" \ + ".balign 4\n" \ + "4: .long 2b\n\t" \ + ".previous\n" \ + ".section __ex_table,\"a\"\n\t" \ + ".long 1b, 3b\n\t" \ + ".long 1b + 2, 3b\n\t" \ + ".previous" \ + :"=&r" (err), "=&r" (x) \ + :"m" (__m(addr)), "i" (-EFAULT), "0" (err)); }) +#endif + #define __put_user_size(x,ptr,size,retval) \ do { \ retval = 0; \ diff --git a/arch/sh/include/asm/uaccess_64.h b/arch/sh/include/asm/uaccess_64.h deleted file mode 100644 index 2e07e0f40c6a..000000000000 --- a/arch/sh/include/asm/uaccess_64.h +++ /dev/null @@ -1,87 +0,0 @@ -#ifndef __ASM_SH_UACCESS_64_H -#define __ASM_SH_UACCESS_64_H - -/* - * include/asm-sh/uaccess_64.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * - * User space memory access functions - * - * Copyright (C) 1999 Niibe Yutaka - * - * Based on: - * MIPS implementation version 1.15 by - * Copyright (C) 1996, 1997, 1998 by Ralf Baechle - * and i386 version. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#define __get_user_size(x,ptr,size,retval) \ -do { \ - retval = 0; \ - switch (size) { \ - case 1: \ - retval = __get_user_asm_b((void *)&x, \ - (long)ptr); \ - break; \ - case 2: \ - retval = __get_user_asm_w((void *)&x, \ - (long)ptr); \ - break; \ - case 4: \ - retval = __get_user_asm_l((void *)&x, \ - (long)ptr); \ - break; \ - case 8: \ - retval = __get_user_asm_q((void *)&x, \ - (long)ptr); \ - break; \ - default: \ - __get_user_unknown(); \ - break; \ - } \ -} while (0) - -extern long __get_user_asm_b(void *, long); -extern long __get_user_asm_w(void *, long); -extern long __get_user_asm_l(void *, long); -extern long __get_user_asm_q(void *, long); -extern void __get_user_unknown(void); - -#define __put_user_size(x,ptr,size,retval) \ -do { \ - retval = 0; \ - switch (size) { \ - case 1: \ - retval = __put_user_asm_b((void *)&x, \ - (long)ptr); \ - break; \ - case 2: \ - retval = __put_user_asm_w((void *)&x, \ - (long)ptr); \ - break; \ - case 4: \ - retval = __put_user_asm_l((void *)&x, \ - (long)ptr); \ - break; \ - case 8: \ - retval = __put_user_asm_q((void *)&x, \ - (long)ptr); \ - break; \ - default: \ - __put_user_unknown(); \ - } \ -} while (0) - -extern long __put_user_asm_b(void *, long); -extern long __put_user_asm_w(void *, long); -extern long __put_user_asm_l(void *, long); -extern long __put_user_asm_q(void *, long); -extern void __put_user_unknown(void); - -#endif /* __ASM_SH_UACCESS_64_H */ diff --git a/arch/sh/include/asm/unaligned-sh4a.h b/arch/sh/include/asm/unaligned-sh4a.h deleted file mode 100644 index 95adc500cabc..000000000000 --- a/arch/sh/include/asm/unaligned-sh4a.h +++ /dev/null @@ -1,198 +0,0 @@ -#ifndef __ASM_SH_UNALIGNED_SH4A_H -#define __ASM_SH_UNALIGNED_SH4A_H - -/* - * SH-4A has support for unaligned 32-bit loads, and 32-bit loads only. - * Support for 64-bit accesses are done through shifting and masking - * relative to the endianness. Unaligned stores are not supported by the - * instruction encoding, so these continue to use the packed - * struct. - * - * The same note as with the movli.l/movco.l pair applies here, as long - * as the load is guaranteed to be inlined, nothing else will hook in to - * r0 and we get the return value for free. - * - * NOTE: Due to the fact we require r0 encoding, care should be taken to - * avoid mixing these heavily with other r0 consumers, such as the atomic - * ops. Failure to adhere to this can result in the compiler running out - * of spill registers and blowing up when building at low optimization - * levels. See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34777. - */ -#include <linux/unaligned/packed_struct.h> -#include <linux/types.h> -#include <asm/byteorder.h> - -static inline u16 sh4a_get_unaligned_cpu16(const u8 *p) -{ -#ifdef __LITTLE_ENDIAN - return p[0] | p[1] << 8; -#else - return p[0] << 8 | p[1]; -#endif -} - -static __always_inline u32 sh4a_get_unaligned_cpu32(const u8 *p) -{ - unsigned long unaligned; - - __asm__ __volatile__ ( - "movua.l @%1, %0\n\t" - : "=z" (unaligned) - : "r" (p) - ); - - return unaligned; -} - -/* - * Even though movua.l supports auto-increment on the read side, it can - * only store to r0 due to instruction encoding constraints, so just let - * the compiler sort it out on its own. - */ -static inline u64 sh4a_get_unaligned_cpu64(const u8 *p) -{ -#ifdef __LITTLE_ENDIAN - return (u64)sh4a_get_unaligned_cpu32(p + 4) << 32 | - sh4a_get_unaligned_cpu32(p); -#else - return (u64)sh4a_get_unaligned_cpu32(p) << 32 | - sh4a_get_unaligned_cpu32(p + 4); -#endif -} - -static inline u16 get_unaligned_le16(const void *p) -{ - return le16_to_cpu(sh4a_get_unaligned_cpu16(p)); -} - -static inline u32 get_unaligned_le32(const void *p) -{ - return le32_to_cpu(sh4a_get_unaligned_cpu32(p)); -} - -static inline u64 get_unaligned_le64(const void *p) -{ - return le64_to_cpu(sh4a_get_unaligned_cpu64(p)); -} - -static inline u16 get_unaligned_be16(const void *p) -{ - return be16_to_cpu(sh4a_get_unaligned_cpu16(p)); -} - -static inline u32 get_unaligned_be32(const void *p) -{ - return be32_to_cpu(sh4a_get_unaligned_cpu32(p)); -} - -static inline u64 get_unaligned_be64(const void *p) -{ - return be64_to_cpu(sh4a_get_unaligned_cpu64(p)); -} - -static inline void nonnative_put_le16(u16 val, u8 *p) -{ - *p++ = val; - *p++ = val >> 8; -} - -static inline void nonnative_put_le32(u32 val, u8 *p) -{ - nonnative_put_le16(val, p); - nonnative_put_le16(val >> 16, p + 2); -} - -static inline void nonnative_put_le64(u64 val, u8 *p) -{ - nonnative_put_le32(val, p); - nonnative_put_le32(val >> 32, p + 4); -} - -static inline void nonnative_put_be16(u16 val, u8 *p) -{ - *p++ = val >> 8; - *p++ = val; -} - -static inline void nonnative_put_be32(u32 val, u8 *p) -{ - nonnative_put_be16(val >> 16, p); - nonnative_put_be16(val, p + 2); -} - -static inline void nonnative_put_be64(u64 val, u8 *p) -{ - nonnative_put_be32(val >> 32, p); - nonnative_put_be32(val, p + 4); -} - -static inline void put_unaligned_le16(u16 val, void *p) -{ -#ifdef __LITTLE_ENDIAN - __put_unaligned_cpu16(val, p); -#else - nonnative_put_le16(val, p); -#endif -} - -static inline void put_unaligned_le32(u32 val, void *p) -{ -#ifdef __LITTLE_ENDIAN - __put_unaligned_cpu32(val, p); -#else - nonnative_put_le32(val, p); -#endif -} - -static inline void put_unaligned_le64(u64 val, void *p) -{ -#ifdef __LITTLE_ENDIAN - __put_unaligned_cpu64(val, p); -#else - nonnative_put_le64(val, p); -#endif -} - -static inline void put_unaligned_be16(u16 val, void *p) -{ -#ifdef __BIG_ENDIAN - __put_unaligned_cpu16(val, p); -#else - nonnative_put_be16(val, p); -#endif -} - -static inline void put_unaligned_be32(u32 val, void *p) -{ -#ifdef __BIG_ENDIAN - __put_unaligned_cpu32(val, p); -#else - nonnative_put_be32(val, p); -#endif -} - -static inline void put_unaligned_be64(u64 val, void *p) -{ -#ifdef __BIG_ENDIAN - __put_unaligned_cpu64(val, p); -#else - nonnative_put_be64(val, p); -#endif -} - -/* - * While it's a bit non-obvious, even though the generic le/be wrappers - * use the __get/put_xxx prefixing, they actually wrap in to the - * non-prefixed get/put_xxx variants as provided above. - */ -#include <linux/unaligned/generic.h> - -#ifdef __LITTLE_ENDIAN -# define get_unaligned __get_unaligned_le -# define put_unaligned __put_unaligned_le -#else -# define get_unaligned __get_unaligned_be -# define put_unaligned __put_unaligned_be -#endif - -#endif /* __ASM_SH_UNALIGNED_SH4A_H */ diff --git a/arch/sh/include/asm/unaligned.h b/arch/sh/include/asm/unaligned.h deleted file mode 100644 index 7d14e0669961..000000000000 --- a/arch/sh/include/asm/unaligned.h +++ /dev/null @@ -1,12 +0,0 @@ -#ifndef _ASM_SH_UNALIGNED_H -#define _ASM_SH_UNALIGNED_H - -#ifdef CONFIG_CPU_SH4A -/* SH-4A can handle unaligned loads in a relatively neutered fashion. */ -#include <asm/unaligned-sh4a.h> -#else -/* Otherwise, SH can't handle unaligned accesses. */ -#include <asm-generic/unaligned.h> -#endif - -#endif /* _ASM_SH_UNALIGNED_H */ diff --git a/arch/sh/include/asm/uncached.h b/arch/sh/include/asm/uncached.h index 6f8816b79cf1..e7f68ec61014 100644 --- a/arch/sh/include/asm/uncached.h +++ b/arch/sh/include/asm/uncached.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_UNCACHED_H #define __ASM_SH_UNCACHED_H diff --git a/arch/sh/include/asm/unistd.h b/arch/sh/include/asm/unistd.h index e77816c4b9bc..3d7f35650a13 100644 --- a/arch/sh/include/asm/unistd.h +++ b/arch/sh/include/asm/unistd.h @@ -1,9 +1,9 @@ -# ifdef CONFIG_SUPERH32 -# include <asm/unistd_32.h> -# else -# include <asm/unistd_64.h> -# endif +/* SPDX-License-Identifier: GPL-2.0 */ +#include <asm/unistd_32.h> +#define NR_syscalls __NR_syscalls + +# define __ARCH_WANT_NEW_STAT # define __ARCH_WANT_OLD_READDIR # define __ARCH_WANT_OLD_STAT # define __ARCH_WANT_STAT64 @@ -11,15 +11,13 @@ # define __ARCH_WANT_SYS_GETHOSTNAME # define __ARCH_WANT_SYS_IPC # define __ARCH_WANT_SYS_PAUSE -# define __ARCH_WANT_SYS_SGETMASK # define __ARCH_WANT_SYS_SIGNAL -# define __ARCH_WANT_SYS_TIME -# define __ARCH_WANT_SYS_UTIME +# define __ARCH_WANT_SYS_TIME32 +# define __ARCH_WANT_SYS_UTIME32 # define __ARCH_WANT_SYS_WAITPID # define __ARCH_WANT_SYS_SOCKETCALL # define __ARCH_WANT_SYS_FADVISE64 # define __ARCH_WANT_SYS_GETPGRP -# define __ARCH_WANT_SYS_LLSEEK # define __ARCH_WANT_SYS_NICE # define __ARCH_WANT_SYS_OLD_GETRLIMIT # define __ARCH_WANT_SYS_OLD_UNAME @@ -30,4 +28,6 @@ # define __ARCH_WANT_SYS_VFORK # define __ARCH_WANT_SYS_CLONE +#define __ARCH_BROKEN_SYS_CLONE3 + #include <uapi/asm/unistd.h> diff --git a/arch/sh/include/asm/unwinder.h b/arch/sh/include/asm/unwinder.h index 1e65c07b3e18..ce82c96c7899 100644 --- a/arch/sh/include/asm/unwinder.h +++ b/arch/sh/include/asm/unwinder.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_UNWINDER_H #define _LINUX_UNWINDER_H diff --git a/arch/sh/include/asm/user.h b/arch/sh/include/asm/user.h index 8fd3cf6c58d4..12ea0f3f4419 100644 --- a/arch/sh/include/asm/user.h +++ b/arch/sh/include/asm/user.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_USER_H #define __ASM_SH_USER_H @@ -27,19 +28,12 @@ * to write an integer number of pages. */ -#if defined(__SH5__) || defined(CONFIG_CPU_SH5) -struct user_fpu_struct { - unsigned long fp_regs[32]; - unsigned int fpscr; -}; -#else struct user_fpu_struct { unsigned long fp_regs[16]; unsigned long xfp_regs[16]; unsigned long fpscr; unsigned long fpul; }; -#endif struct user { struct pt_regs regs; /* entire machine state */ @@ -58,10 +52,4 @@ struct user { char u_comm[32]; /* user command name */ }; -#define NBPG PAGE_SIZE -#define UPAGES 1 -#define HOST_TEXT_START_ADDR (u.start_code) -#define HOST_DATA_START_ADDR (u.start_data) -#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) - #endif /* __ASM_SH_USER_H */ diff --git a/arch/sh/include/asm/vermagic.h b/arch/sh/include/asm/vermagic.h new file mode 100644 index 000000000000..5b2057c39170 --- /dev/null +++ b/arch/sh/include/asm/vermagic.h @@ -0,0 +1,30 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _ASM_VERMAGIC_H +#define _ASM_VERMAGIC_H + +#ifdef CONFIG_CPU_LITTLE_ENDIAN +# ifdef CONFIG_CPU_SH2 +# define MODULE_PROC_FAMILY "SH2LE " +# elif defined CONFIG_CPU_SH3 +# define MODULE_PROC_FAMILY "SH3LE " +# elif defined CONFIG_CPU_SH4 +# define MODULE_PROC_FAMILY "SH4LE " +# else +# error unknown processor family +# endif +#else +# ifdef CONFIG_CPU_SH2 +# define MODULE_PROC_FAMILY "SH2BE " +# elif defined CONFIG_CPU_SH3 +# define MODULE_PROC_FAMILY "SH3BE " +# elif defined CONFIG_CPU_SH4 +# define MODULE_PROC_FAMILY "SH4BE " +# else +# error unknown processor family +# endif +#endif + +#define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY + +#endif /* _ASM_VERMAGIC_H */ diff --git a/arch/sh/include/asm/vga.h b/arch/sh/include/asm/vga.h deleted file mode 100644 index 06a5de8ace1a..000000000000 --- a/arch/sh/include/asm/vga.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __ASM_SH_VGA_H -#define __ASM_SH_VGA_H - -/* Stupid drivers. */ - -#endif /* __ASM_SH_VGA_H */ diff --git a/arch/sh/include/asm/vmalloc.h b/arch/sh/include/asm/vmalloc.h new file mode 100644 index 000000000000..716b77472646 --- /dev/null +++ b/arch/sh/include/asm/vmalloc.h @@ -0,0 +1,4 @@ +#ifndef _ASM_SH_VMALLOC_H +#define _ASM_SH_VMALLOC_H + +#endif /* _ASM_SH_VMALLOC_H */ diff --git a/arch/sh/include/asm/vmlinux.lds.h b/arch/sh/include/asm/vmlinux.lds.h index d58ad493b3a6..8d96c4f9b35b 100644 --- a/arch/sh/include/asm/vmlinux.lds.h +++ b/arch/sh/include/asm/vmlinux.lds.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_VMLINUX_LDS_H #define __ASM_SH_VMLINUX_LDS_H @@ -6,20 +7,12 @@ #ifdef CONFIG_DWARF_UNWINDER #define DWARF_EH_FRAME \ .eh_frame : AT(ADDR(.eh_frame) - LOAD_OFFSET) { \ - VMLINUX_SYMBOL(__start_eh_frame) = .; \ + __start_eh_frame = .; \ *(.eh_frame) \ - VMLINUX_SYMBOL(__stop_eh_frame) = .; \ + __stop_eh_frame = .; \ } #else #define DWARF_EH_FRAME #endif -#ifdef CONFIG_SUPERH64 -#define EXTRA_TEXT \ - *(.text64) \ - *(.text..SHmedia32) -#else -#define EXTRA_TEXT -#endif - #endif /* __ASM_SH_VMLINUX_LDS_H */ diff --git a/arch/sh/include/asm/watchdog.h b/arch/sh/include/asm/watchdog.h index 85a7aca7fb8f..b9ca4c99f046 100644 --- a/arch/sh/include/asm/watchdog.h +++ b/arch/sh/include/asm/watchdog.h @@ -1,18 +1,13 @@ -/* +/* SPDX-License-Identifier: GPL-2.0+ + * * include/asm-sh/watchdog.h * * Copyright (C) 2002, 2003 Paul Mundt * Copyright (C) 2009 Siemens AG * Copyright (C) 2009 Valentin Sitdikov - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #ifndef __ASM_SH_WATCHDOG_H #define __ASM_SH_WATCHDOG_H -#ifdef __KERNEL__ #include <linux/types.h> #include <linux/io.h> @@ -161,5 +156,4 @@ static inline void sh_wdt_write_csr(__u8 val) __raw_writew((WTCSR_HIGH << 8) | (__u16)val, WTCSR); } #endif /* CONFIG_CPU_SUBTYPE_SH7785 || CONFIG_CPU_SUBTYPE_SH7780 */ -#endif /* __KERNEL__ */ #endif /* __ASM_SH_WATCHDOG_H */ diff --git a/arch/sh/include/asm/word-at-a-time.h b/arch/sh/include/asm/word-at-a-time.h index 6e38953ff7fd..95100ce128d6 100644 --- a/arch/sh/include/asm/word-at-a-time.h +++ b/arch/sh/include/asm/word-at-a-time.h @@ -1,9 +1,12 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_WORD_AT_A_TIME_H #define __ASM_SH_WORD_AT_A_TIME_H #ifdef CONFIG_CPU_BIG_ENDIAN # include <asm-generic/word-at-a-time.h> #else +#include <linux/bitops.h> +#include <linux/wordpart.h> /* * Little-endian version cribbed from x86. */ diff --git a/arch/sh/include/cpu-common/cpu/addrspace.h b/arch/sh/include/cpu-common/cpu/addrspace.h index 2b9ab93efa4e..d8bf5d7d2fdf 100644 --- a/arch/sh/include/cpu-common/cpu/addrspace.h +++ b/arch/sh/include/cpu-common/cpu/addrspace.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Definitions for the address spaces of the SH-2 CPUs. * * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH2_ADDRSPACE_H #define __ASM_CPU_SH2_ADDRSPACE_H diff --git a/arch/sh/include/cpu-common/cpu/mmu_context.h b/arch/sh/include/cpu-common/cpu/mmu_context.h index beeb299e01ec..cef3a30dbf97 100644 --- a/arch/sh/include/cpu-common/cpu/mmu_context.h +++ b/arch/sh/include/cpu-common/cpu/mmu_context.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh2/mmu_context.h * * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH2_MMU_CONTEXT_H #define __ASM_CPU_SH2_MMU_CONTEXT_H diff --git a/arch/sh/include/cpu-common/cpu/pfc.h b/arch/sh/include/cpu-common/cpu/pfc.h index e538813286a8..879d2c9da537 100644 --- a/arch/sh/include/cpu-common/cpu/pfc.h +++ b/arch/sh/include/cpu-common/cpu/pfc.h @@ -1,16 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * SH Pin Function Control Initialization * * Copyright (C) 2012 Renesas Solutions Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #ifndef __ARCH_SH_CPU_PFC_H__ diff --git a/arch/sh/include/cpu-common/cpu/rtc.h b/arch/sh/include/cpu-common/cpu/rtc.h index 39e2d6e94782..5fe726acd9f8 100644 --- a/arch/sh/include/cpu-common/cpu/rtc.h +++ b/arch/sh/include/cpu-common/cpu/rtc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CPU_SH2_RTC_H #define __ASM_SH_CPU_SH2_RTC_H diff --git a/arch/sh/include/cpu-common/cpu/sigcontext.h b/arch/sh/include/cpu-common/cpu/sigcontext.h index fe5c15dd6e87..e005dd176ff2 100644 --- a/arch/sh/include/cpu-common/cpu/sigcontext.h +++ b/arch/sh/include/cpu-common/cpu/sigcontext.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CPU_SH2_SIGCONTEXT_H #define __ASM_CPU_SH2_SIGCONTEXT_H diff --git a/arch/sh/include/cpu-common/cpu/timer.h b/arch/sh/include/cpu-common/cpu/timer.h index a39c241e8195..af51438755e0 100644 --- a/arch/sh/include/cpu-common/cpu/timer.h +++ b/arch/sh/include/cpu-common/cpu/timer.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CPU_SH2_TIMER_H #define __ASM_CPU_SH2_TIMER_H diff --git a/arch/sh/include/cpu-sh2/cpu/cache.h b/arch/sh/include/cpu-sh2/cpu/cache.h index 673515bc4135..070aa9f50d3f 100644 --- a/arch/sh/include/cpu-sh2/cpu/cache.h +++ b/arch/sh/include/cpu-sh2/cpu/cache.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh2/cache.h * * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH2_CACHE_H #define __ASM_CPU_SH2_CACHE_H @@ -18,7 +15,7 @@ #define SH_CACHE_ASSOC 8 #if defined(CONFIG_CPU_SUBTYPE_SH7619) -#define CCR 0xffffffec +#define SH_CCR 0xffffffec #define CCR_CACHE_CE 0x01 /* Cache enable */ #define CCR_CACHE_WT 0x02 /* CCR[bit1=1,bit2=1] */ diff --git a/arch/sh/include/cpu-sh2/cpu/freq.h b/arch/sh/include/cpu-sh2/cpu/freq.h index 31de475da70b..fb2e5d2831bc 100644 --- a/arch/sh/include/cpu-sh2/cpu/freq.h +++ b/arch/sh/include/cpu-sh2/cpu/freq.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh2/freq.h * * Copyright (C) 2006 Yoshinori Sato - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH2_FREQ_H #define __ASM_CPU_SH2_FREQ_H diff --git a/arch/sh/include/cpu-sh2/cpu/watchdog.h b/arch/sh/include/cpu-sh2/cpu/watchdog.h index 1eab8aa63a6d..141fe296d751 100644 --- a/arch/sh/include/cpu-sh2/cpu/watchdog.h +++ b/arch/sh/include/cpu-sh2/cpu/watchdog.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh2/watchdog.h * * Copyright (C) 2002, 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH2_WATCHDOG_H #define __ASM_CPU_SH2_WATCHDOG_H diff --git a/arch/sh/include/cpu-sh2a/cpu/addrspace.h b/arch/sh/include/cpu-sh2a/cpu/addrspace.h index 31eb4b58aa6d..3afa46c09fb5 100644 --- a/arch/sh/include/cpu-sh2a/cpu/addrspace.h +++ b/arch/sh/include/cpu-sh2a/cpu/addrspace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CPU_SH2A_ADDRSPACE_H #define __ASM_SH_CPU_SH2A_ADDRSPACE_H diff --git a/arch/sh/include/cpu-sh2a/cpu/cache.h b/arch/sh/include/cpu-sh2a/cpu/cache.h index defb0baa5a06..06efb233eb35 100644 --- a/arch/sh/include/cpu-sh2a/cpu/cache.h +++ b/arch/sh/include/cpu-sh2a/cpu/cache.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh2a/cache.h * * Copyright (C) 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH2A_CACHE_H #define __ASM_CPU_SH2A_CACHE_H @@ -17,8 +14,8 @@ #define SH_CACHE_COMBINED 4 #define SH_CACHE_ASSOC 8 -#define CCR 0xfffc1000 /* CCR1 */ -#define CCR2 0xfffc1004 +#define SH_CCR 0xfffc1000 /* CCR1 */ +#define SH_CCR2 0xfffc1004 /* * Most of the SH-2A CCR1 definitions resemble the SH-4 ones. All others not diff --git a/arch/sh/include/cpu-sh2a/cpu/freq.h b/arch/sh/include/cpu-sh2a/cpu/freq.h index 830fd43b6cdc..fb0813f47043 100644 --- a/arch/sh/include/cpu-sh2a/cpu/freq.h +++ b/arch/sh/include/cpu-sh2a/cpu/freq.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh2a/freq.h * * Copyright (C) 2006 Yoshinori Sato - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH2A_FREQ_H #define __ASM_CPU_SH2A_FREQ_H diff --git a/arch/sh/include/cpu-sh2a/cpu/rtc.h b/arch/sh/include/cpu-sh2a/cpu/rtc.h index afb511e2bed7..6b6c7ee752de 100644 --- a/arch/sh/include/cpu-sh2a/cpu/rtc.h +++ b/arch/sh/include/cpu-sh2a/cpu/rtc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CPU_SH2A_RTC_H #define __ASM_SH_CPU_SH2A_RTC_H diff --git a/arch/sh/include/cpu-sh2a/cpu/sh7203.h b/arch/sh/include/cpu-sh2a/cpu/sh7203.h index 79f93159018d..f250adfa46c6 100644 --- a/arch/sh/include/cpu-sh2a/cpu/sh7203.h +++ b/arch/sh/include/cpu-sh2a/cpu/sh7203.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7203_H__ #define __ASM_SH7203_H__ diff --git a/arch/sh/include/cpu-sh2a/cpu/sh7264.h b/arch/sh/include/cpu-sh2a/cpu/sh7264.h index 4d1ef6d74bd6..8a1338aaf10a 100644 --- a/arch/sh/include/cpu-sh2a/cpu/sh7264.h +++ b/arch/sh/include/cpu-sh2a/cpu/sh7264.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7264_H__ #define __ASM_SH7264_H__ @@ -43,9 +44,7 @@ enum { GPIO_PG7, GPIO_PG6, GPIO_PG5, GPIO_PG4, GPIO_PG3, GPIO_PG2, GPIO_PG1, GPIO_PG0, - /* Port H */ - GPIO_PH7, GPIO_PH6, GPIO_PH5, GPIO_PH4, - GPIO_PH3, GPIO_PH2, GPIO_PH1, GPIO_PH0, + /* Port H - Port H does not have a Data Register */ /* Port I - not on device */ @@ -113,12 +112,6 @@ enum { GPIO_FN_TIOC0D, GPIO_FN_TIOC0C, GPIO_FN_TIOC0B, GPIO_FN_TIOC0A, GPIO_FN_TCLKD, GPIO_FN_TCLKC, GPIO_FN_TCLKB, GPIO_FN_TCLKA, - /* SSU */ - GPIO_FN_SCS0_PD, GPIO_FN_SSO0_PD, GPIO_FN_SSI0_PD, GPIO_FN_SSCK0_PD, - GPIO_FN_SCS0_PF, GPIO_FN_SSO0_PF, GPIO_FN_SSI0_PF, GPIO_FN_SSCK0_PF, - GPIO_FN_SCS1_PD, GPIO_FN_SSO1_PD, GPIO_FN_SSI1_PD, GPIO_FN_SSCK1_PD, - GPIO_FN_SCS1_PF, GPIO_FN_SSO1_PF, GPIO_FN_SSI1_PF, GPIO_FN_SSCK1_PF, - /* SCIF */ GPIO_FN_SCK0, GPIO_FN_SCK1, GPIO_FN_SCK2, GPIO_FN_SCK3, GPIO_FN_RXD0, GPIO_FN_RXD1, GPIO_FN_RXD2, GPIO_FN_RXD3, diff --git a/arch/sh/include/cpu-sh2a/cpu/sh7269.h b/arch/sh/include/cpu-sh2a/cpu/sh7269.h index 2a0ca8780f0d..fece521c74b3 100644 --- a/arch/sh/include/cpu-sh2a/cpu/sh7269.h +++ b/arch/sh/include/cpu-sh2a/cpu/sh7269.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7269_H__ #define __ASM_SH7269_H__ @@ -45,9 +46,7 @@ enum { GPIO_PG7, GPIO_PG6, GPIO_PG5, GPIO_PG4, GPIO_PG3, GPIO_PG2, GPIO_PG1, GPIO_PG0, - /* Port H */ - GPIO_PH7, GPIO_PH6, GPIO_PH5, GPIO_PH4, - GPIO_PH3, GPIO_PH2, GPIO_PH1, GPIO_PH0, + /* Port H - Port H does not have a Data Register */ /* Port I - not on device */ @@ -79,8 +78,15 @@ enum { GPIO_FN_WDTOVF, /* CAN */ - GPIO_FN_CTX1, GPIO_FN_CRX1, GPIO_FN_CTX0, GPIO_FN_CTX0_CTX1, - GPIO_FN_CRX0, GPIO_FN_CRX0_CRX1, GPIO_FN_CRX0_CRX1_CRX2, + GPIO_FN_CTX2, GPIO_FN_CRX2, + GPIO_FN_CTX1, GPIO_FN_CRX1, + GPIO_FN_CTX0, GPIO_FN_CRX0, + GPIO_FN_CTX0_CTX1, GPIO_FN_CRX0_CRX1, + GPIO_FN_CTX0_CTX1_CTX2, GPIO_FN_CRX0_CRX1_CRX2, + GPIO_FN_CTX2_PJ21, GPIO_FN_CRX2_PJ20, + GPIO_FN_CTX1_PJ23, GPIO_FN_CRX1_PJ22, + GPIO_FN_CTX0_CTX1_PJ23, GPIO_FN_CRX0_CRX1_PJ22, + GPIO_FN_CTX0_CTX1_CTX2_PJ21, GPIO_FN_CRX0_CRX1_CRX2_PJ20, /* DMAC */ GPIO_FN_TEND0, GPIO_FN_DACK0, GPIO_FN_DREQ0, @@ -120,12 +126,6 @@ enum { GPIO_FN_TIOC0D, GPIO_FN_TIOC0C, GPIO_FN_TIOC0B, GPIO_FN_TIOC0A, GPIO_FN_TCLKD, GPIO_FN_TCLKC, GPIO_FN_TCLKB, GPIO_FN_TCLKA, - /* SSU */ - GPIO_FN_SCS0_PD, GPIO_FN_SSO0_PD, GPIO_FN_SSI0_PD, GPIO_FN_SSCK0_PD, - GPIO_FN_SCS0_PF, GPIO_FN_SSO0_PF, GPIO_FN_SSI0_PF, GPIO_FN_SSCK0_PF, - GPIO_FN_SCS1_PD, GPIO_FN_SSO1_PD, GPIO_FN_SSI1_PD, GPIO_FN_SSCK1_PD, - GPIO_FN_SCS1_PF, GPIO_FN_SSO1_PF, GPIO_FN_SSI1_PF, GPIO_FN_SSCK1_PF, - /* SCIF */ GPIO_FN_SCK0, GPIO_FN_RXD0, GPIO_FN_TXD0, GPIO_FN_SCK1, GPIO_FN_RXD1, GPIO_FN_TXD1, GPIO_FN_RTS1, GPIO_FN_CTS1, diff --git a/arch/sh/include/cpu-sh2a/cpu/watchdog.h b/arch/sh/include/cpu-sh2a/cpu/watchdog.h index e7e8259e468c..8f932b733c67 100644 --- a/arch/sh/include/cpu-sh2a/cpu/watchdog.h +++ b/arch/sh/include/cpu-sh2a/cpu/watchdog.h @@ -1 +1,2 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <cpu-sh2/cpu/watchdog.h> diff --git a/arch/sh/include/cpu-sh3/cpu/adc.h b/arch/sh/include/cpu-sh3/cpu/adc.h index b289e3ca19a6..2ee206c9bf1a 100644 --- a/arch/sh/include/cpu-sh3/cpu/adc.h +++ b/arch/sh/include/cpu-sh3/cpu/adc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CPU_SH3_ADC_H #define __ASM_CPU_SH3_ADC_H diff --git a/arch/sh/include/cpu-sh3/cpu/cache.h b/arch/sh/include/cpu-sh3/cpu/cache.h index bee2d81c56bf..f57124826943 100644 --- a/arch/sh/include/cpu-sh3/cpu/cache.h +++ b/arch/sh/include/cpu-sh3/cpu/cache.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh3/cache.h * * Copyright (C) 1999 Niibe Yutaka - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH3_CACHE_H #define __ASM_CPU_SH3_CACHE_H @@ -17,7 +14,7 @@ #define SH_CACHE_COMBINED 4 #define SH_CACHE_ASSOC 8 -#define CCR 0xffffffec /* Address of Cache Control Register */ +#define SH_CCR 0xffffffec /* Address of Cache Control Register */ #define CCR_CACHE_CE 0x01 /* Cache Enable */ #define CCR_CACHE_WT 0x02 /* Write-Through (for P0,U0,P3) (else writeback) */ diff --git a/arch/sh/include/cpu-sh3/cpu/dac.h b/arch/sh/include/cpu-sh3/cpu/dac.h index 98f1d15f0ab5..fd02331608a8 100644 --- a/arch/sh/include/cpu-sh3/cpu/dac.h +++ b/arch/sh/include/cpu-sh3/cpu/dac.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CPU_SH3_DAC_H #define __ASM_CPU_SH3_DAC_H diff --git a/arch/sh/include/cpu-sh3/cpu/dma-register.h b/arch/sh/include/cpu-sh3/cpu/dma-register.h index 2349e488c9a6..c0f921fb4edc 100644 --- a/arch/sh/include/cpu-sh3/cpu/dma-register.h +++ b/arch/sh/include/cpu-sh3/cpu/dma-register.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * SH3 CPU-specific DMA definitions, used by both DMA drivers * * Copyright (C) 2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef CPU_DMA_REGISTER_H #define CPU_DMA_REGISTER_H diff --git a/arch/sh/include/cpu-sh3/cpu/dma.h b/arch/sh/include/cpu-sh3/cpu/dma.h index bccb4144a5e3..cd139681af4b 100644 --- a/arch/sh/include/cpu-sh3/cpu/dma.h +++ b/arch/sh/include/cpu-sh3/cpu/dma.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CPU_SH3_DMA_H #define __ASM_CPU_SH3_DMA_H diff --git a/arch/sh/include/cpu-sh3/cpu/freq.h b/arch/sh/include/cpu-sh3/cpu/freq.h index 53c62302b2e3..7290f02b7173 100644 --- a/arch/sh/include/cpu-sh3/cpu/freq.h +++ b/arch/sh/include/cpu-sh3/cpu/freq.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh3/freq.h * * Copyright (C) 2002, 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH3_FREQ_H #define __ASM_CPU_SH3_FREQ_H diff --git a/arch/sh/include/cpu-sh3/cpu/gpio.h b/arch/sh/include/cpu-sh3/cpu/gpio.h index 9a22b882f3dc..aeb0588ace98 100644 --- a/arch/sh/include/cpu-sh3/cpu/gpio.h +++ b/arch/sh/include/cpu-sh3/cpu/gpio.h @@ -1,13 +1,10 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh3/gpio.h * * Copyright (C) 2007 Markus Brunner, Mark Jonas * * Addresses for the Pin Function Controller - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef _CPU_SH3_GPIO_H #define _CPU_SH3_GPIO_H diff --git a/arch/sh/include/cpu-sh3/cpu/mmu_context.h b/arch/sh/include/cpu-sh3/cpu/mmu_context.h index 0c7c735ea82a..ead9a6f72113 100644 --- a/arch/sh/include/cpu-sh3/cpu/mmu_context.h +++ b/arch/sh/include/cpu-sh3/cpu/mmu_context.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh3/mmu_context.h * * Copyright (C) 1999 Niibe Yutaka - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH3_MMU_CONTEXT_H #define __ASM_CPU_SH3_MMU_CONTEXT_H diff --git a/arch/sh/include/cpu-sh3/cpu/serial.h b/arch/sh/include/cpu-sh3/cpu/serial.h index 7766329bc103..7b2ce6e3003e 100644 --- a/arch/sh/include/cpu-sh3/cpu/serial.h +++ b/arch/sh/include/cpu-sh3/cpu/serial.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CPU_SH3_SERIAL_H #define __CPU_SH3_SERIAL_H diff --git a/arch/sh/include/cpu-sh3/cpu/sh7720.h b/arch/sh/include/cpu-sh3/cpu/sh7720.h index 41c1406d6da2..449790c9eb77 100644 --- a/arch/sh/include/cpu-sh3/cpu/sh7720.h +++ b/arch/sh/include/cpu-sh3/cpu/sh7720.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7720_H__ #define __ASM_SH7720_H__ diff --git a/arch/sh/include/cpu-sh3/cpu/watchdog.h b/arch/sh/include/cpu-sh3/cpu/watchdog.h index 4ee0347298d8..9d7e9d986809 100644 --- a/arch/sh/include/cpu-sh3/cpu/watchdog.h +++ b/arch/sh/include/cpu-sh3/cpu/watchdog.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh3/watchdog.h * * Copyright (C) 2002, 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH3_WATCHDOG_H #define __ASM_CPU_SH3_WATCHDOG_H diff --git a/arch/sh/include/cpu-sh4/cpu/addrspace.h b/arch/sh/include/cpu-sh4/cpu/addrspace.h index d51da25da72c..f006c9489f5a 100644 --- a/arch/sh/include/cpu-sh4/cpu/addrspace.h +++ b/arch/sh/include/cpu-sh4/cpu/addrspace.h @@ -1,7 +1,4 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. +/* SPDX-License-Identifier: GPL-2.0 * * Copyright (C) 1999 by Kaz Kojima * diff --git a/arch/sh/include/cpu-sh4/cpu/cache.h b/arch/sh/include/cpu-sh4/cpu/cache.h index 7bfb9e8b069c..72b4d13da127 100644 --- a/arch/sh/include/cpu-sh4/cpu/cache.h +++ b/arch/sh/include/cpu-sh4/cpu/cache.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh4/cache.h * * Copyright (C) 1999 Niibe Yutaka - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH4_CACHE_H #define __ASM_CPU_SH4_CACHE_H @@ -17,7 +14,7 @@ #define SH_CACHE_COMBINED 4 #define SH_CACHE_ASSOC 8 -#define CCR 0xff00001c /* Address of Cache Control Register */ +#define SH_CCR 0xff00001c /* Address of Cache Control Register */ #define CCR_CACHE_OCE 0x0001 /* Operand Cache Enable */ #define CCR_CACHE_WT 0x0002 /* Write-Through (for P0,U0,P3) (else writeback)*/ #define CCR_CACHE_CB 0x0004 /* Copy-Back (for P1) (else writethrough) */ diff --git a/arch/sh/include/cpu-sh4/cpu/dma-register.h b/arch/sh/include/cpu-sh4/cpu/dma-register.h index 02788b6a03b7..53f7ab990d88 100644 --- a/arch/sh/include/cpu-sh4/cpu/dma-register.h +++ b/arch/sh/include/cpu-sh4/cpu/dma-register.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * SH4 CPU-specific DMA definitions, used by both DMA drivers * * Copyright (C) 2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #ifndef CPU_DMA_REGISTER_H #define CPU_DMA_REGISTER_H @@ -32,7 +29,6 @@ #define CHCR_TS_HIGH_SHIFT (20 - 2) /* 2 bits for shifted low TS */ #elif defined(CONFIG_CPU_SUBTYPE_SH7757) || \ defined(CONFIG_CPU_SUBTYPE_SH7763) || \ - defined(CONFIG_CPU_SUBTYPE_SH7764) || \ defined(CONFIG_CPU_SUBTYPE_SH7780) || \ defined(CONFIG_CPU_SUBTYPE_SH7785) #define CHCR_TS_LOW_MASK 0x00000018 diff --git a/arch/sh/include/cpu-sh4/cpu/dma.h b/arch/sh/include/cpu-sh4/cpu/dma.h index a520eb219621..e97fb2c79177 100644 --- a/arch/sh/include/cpu-sh4/cpu/dma.h +++ b/arch/sh/include/cpu-sh4/cpu/dma.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CPU_SH4_DMA_H #define __ASM_CPU_SH4_DMA_H @@ -12,6 +13,5 @@ #define DMAE0_IRQ evt2irq(0x6c0) #define SH_DMAC_BASE0 0xffa00000 -#define SH_DMAC_BASE1 0xffa00070 #endif /* __ASM_CPU_SH4_DMA_H */ diff --git a/arch/sh/include/cpu-sh4/cpu/fpu.h b/arch/sh/include/cpu-sh4/cpu/fpu.h index febef7342528..29f451bfef19 100644 --- a/arch/sh/include/cpu-sh4/cpu/fpu.h +++ b/arch/sh/include/cpu-sh4/cpu/fpu.h @@ -1,12 +1,10 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * linux/arch/sh/kernel/cpu/sh4/sh4_fpu.h * * Copyright (C) 2006 STMicroelectronics Limited * Author: Carl Shaw <carl.shaw@st.com> * - * May be copied or modified under the terms of the GNU General Public - * License Version 2. See linux/COPYING for more information. - * * Definitions for SH4 FPU operations */ diff --git a/arch/sh/include/cpu-sh4/cpu/freq.h b/arch/sh/include/cpu-sh4/cpu/freq.h index 1631fc238e6f..662f0f30e106 100644 --- a/arch/sh/include/cpu-sh4/cpu/freq.h +++ b/arch/sh/include/cpu-sh4/cpu/freq.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh4/freq.h * * Copyright (C) 2002, 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH4_FREQ_H #define __ASM_CPU_SH4_FREQ_H diff --git a/arch/sh/include/cpu-sh4/cpu/mmu_context.h b/arch/sh/include/cpu-sh4/cpu/mmu_context.h index e46ec708105a..421b56d5c595 100644 --- a/arch/sh/include/cpu-sh4/cpu/mmu_context.h +++ b/arch/sh/include/cpu-sh4/cpu/mmu_context.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh4/mmu_context.h * * Copyright (C) 1999 Niibe Yutaka - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH4_MMU_CONTEXT_H #define __ASM_CPU_SH4_MMU_CONTEXT_H diff --git a/arch/sh/include/cpu-sh4/cpu/rtc.h b/arch/sh/include/cpu-sh4/cpu/rtc.h index 95e6fb76c24d..45647566940f 100644 --- a/arch/sh/include/cpu-sh4/cpu/rtc.h +++ b/arch/sh/include/cpu-sh4/cpu/rtc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CPU_SH4_RTC_H #define __ASM_SH_CPU_SH4_RTC_H diff --git a/arch/sh/include/cpu-sh4/cpu/sh7722.h b/arch/sh/include/cpu-sh4/cpu/sh7722.h index 3bb74e534d0f..2306c79f4b5e 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7722.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7722.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7722_H__ #define __ASM_SH7722_H__ @@ -67,7 +68,7 @@ enum { GPIO_PTN3, GPIO_PTN2, GPIO_PTN1, GPIO_PTN0, /* PTQ */ - GPIO_PTQ7, GPIO_PTQ6, GPIO_PTQ5, GPIO_PTQ4, + GPIO_PTQ6, GPIO_PTQ5, GPIO_PTQ4, GPIO_PTQ3, GPIO_PTQ2, GPIO_PTQ1, GPIO_PTQ0, /* PTR */ diff --git a/arch/sh/include/cpu-sh4/cpu/sh7723.h b/arch/sh/include/cpu-sh4/cpu/sh7723.h index 668da89bdac4..41f675307503 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7723.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7723.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7723_H__ #define __ASM_SH7723_H__ diff --git a/arch/sh/include/cpu-sh4/cpu/sh7724.h b/arch/sh/include/cpu-sh4/cpu/sh7724.h index 38859f96d4e5..b3a7caf54c9d 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7724.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7724.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7724_H__ #define __ASM_SH7724_H__ diff --git a/arch/sh/include/cpu-sh4/cpu/sh7734.h b/arch/sh/include/cpu-sh4/cpu/sh7734.h index 2fb9a7b71b41..82b63208135a 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7734.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7734.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7734_H__ #define __ASM_SH7734_H__ @@ -133,7 +134,7 @@ enum { GPIO_FN_EX_WAIT1, GPIO_FN_SD1_DAT0_A, GPIO_FN_DREQ2, GPIO_FN_CAN1_TX_C, GPIO_FN_ET0_LINK_C, GPIO_FN_ET0_ETXD5_A, GPIO_FN_EX_WAIT0, GPIO_FN_TCLK1_B, - GPIO_FN_RD_WR, GPIO_FN_TCLK0, + GPIO_FN_RD_WR, GPIO_FN_TCLK0, GPIO_FN_CAN_CLK_B, GPIO_FN_ET0_ETXD4, GPIO_FN_EX_CS5, GPIO_FN_SD1_CMD_A, GPIO_FN_ATADIR, GPIO_FN_QSSL_B, GPIO_FN_ET0_ETXD3_A, GPIO_FN_EX_CS4, GPIO_FN_SD1_WP_A, GPIO_FN_ATAWR, GPIO_FN_QMI_QIO1_B, diff --git a/arch/sh/include/cpu-sh4/cpu/sh7757.h b/arch/sh/include/cpu-sh4/cpu/sh7757.h index 5340f3bc1863..6781d41b7467 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7757.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7757.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7757_H__ #define __ASM_SH7757_H__ @@ -40,7 +41,7 @@ enum { /* PTJ */ GPIO_PTJ0, GPIO_PTJ1, GPIO_PTJ2, GPIO_PTJ3, - GPIO_PTJ4, GPIO_PTJ5, GPIO_PTJ6, GPIO_PTJ7_RESV, + GPIO_PTJ4, GPIO_PTJ5, GPIO_PTJ6, /* PTK */ GPIO_PTK0, GPIO_PTK1, GPIO_PTK2, GPIO_PTK3, @@ -48,7 +49,7 @@ enum { /* PTL */ GPIO_PTL0, GPIO_PTL1, GPIO_PTL2, GPIO_PTL3, - GPIO_PTL4, GPIO_PTL5, GPIO_PTL6, GPIO_PTL7_RESV, + GPIO_PTL4, GPIO_PTL5, GPIO_PTL6, /* PTM */ GPIO_PTM0, GPIO_PTM1, GPIO_PTM2, GPIO_PTM3, @@ -56,7 +57,7 @@ enum { /* PTN */ GPIO_PTN0, GPIO_PTN1, GPIO_PTN2, GPIO_PTN3, - GPIO_PTN4, GPIO_PTN5, GPIO_PTN6, GPIO_PTN7_RESV, + GPIO_PTN4, GPIO_PTN5, GPIO_PTN6, /* PTO */ GPIO_PTO0, GPIO_PTO1, GPIO_PTO2, GPIO_PTO3, @@ -68,7 +69,7 @@ enum { /* PTQ */ GPIO_PTQ0, GPIO_PTQ1, GPIO_PTQ2, GPIO_PTQ3, - GPIO_PTQ4, GPIO_PTQ5, GPIO_PTQ6, GPIO_PTQ7_RESV, + GPIO_PTQ4, GPIO_PTQ5, GPIO_PTQ6, /* PTR */ GPIO_PTR0, GPIO_PTR1, GPIO_PTR2, GPIO_PTR3, diff --git a/arch/sh/include/cpu-sh4/cpu/sh7785.h b/arch/sh/include/cpu-sh4/cpu/sh7785.h index 9dc9d91e0a8e..37f42071e7d3 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7785.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7785.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH7785_H__ #define __ASM_SH7785_H__ diff --git a/arch/sh/include/cpu-sh4/cpu/sh7786.h b/arch/sh/include/cpu-sh4/cpu/sh7786.h index 0df09e638f09..d6cce65b4871 100644 --- a/arch/sh/include/cpu-sh4/cpu/sh7786.h +++ b/arch/sh/include/cpu-sh4/cpu/sh7786.h @@ -1,19 +1,18 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * SH7786 Pinmux * * Copyright (C) 2008, 2009 Renesas Solutions Corp. * Kuninori Morimoto <morimoto.kuninori@renesas.com> * * Based on sh7785.h - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __CPU_SH7786_H__ #define __CPU_SH7786_H__ +#include <linux/io.h> + enum { /* PA */ GPIO_PA7, GPIO_PA6, GPIO_PA5, GPIO_PA4, @@ -131,4 +130,9 @@ enum { GPIO_FN_IRL7, GPIO_FN_IRL6, GPIO_FN_IRL5, GPIO_FN_IRL4, }; +static inline u32 sh7786_mm_sel(void) +{ + return __raw_readl((const volatile void __iomem *)0xFC400020) & 0x7; +} + #endif /* __CPU_SH7786_H__ */ diff --git a/arch/sh/include/cpu-sh4/cpu/shx3.h b/arch/sh/include/cpu-sh4/cpu/shx3.h index 68d9080a8da9..f356810b0bea 100644 --- a/arch/sh/include/cpu-sh4/cpu/shx3.h +++ b/arch/sh/include/cpu-sh4/cpu/shx3.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CPU_SHX3_H #define __CPU_SHX3_H diff --git a/arch/sh/include/cpu-sh4/cpu/sigcontext.h b/arch/sh/include/cpu-sh4/cpu/sigcontext.h index ab392f120e06..2cc5f55dcadd 100644 --- a/arch/sh/include/cpu-sh4/cpu/sigcontext.h +++ b/arch/sh/include/cpu-sh4/cpu/sigcontext.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_CPU_SH4_SIGCONTEXT_H #define __ASM_CPU_SH4_SIGCONTEXT_H diff --git a/arch/sh/include/cpu-sh4/cpu/sq.h b/arch/sh/include/cpu-sh4/cpu/sq.h index 74716ba2dc3c..81966e41fc21 100644 --- a/arch/sh/include/cpu-sh4/cpu/sq.h +++ b/arch/sh/include/cpu-sh4/cpu/sq.h @@ -1,12 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh4/sq.h * * Copyright (C) 2001, 2002, 2003 Paul Mundt * Copyright (C) 2001, 2002 M. R. Brown - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH4_SQ_H #define __ASM_CPU_SH4_SQ_H diff --git a/arch/sh/include/cpu-sh4/cpu/watchdog.h b/arch/sh/include/cpu-sh4/cpu/watchdog.h index 7f62b9380938..fa7bcb398b8c 100644 --- a/arch/sh/include/cpu-sh4/cpu/watchdog.h +++ b/arch/sh/include/cpu-sh4/cpu/watchdog.h @@ -1,13 +1,10 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/cpu-sh4/watchdog.h * * Copyright (C) 2002, 2003 Paul Mundt * Copyright (C) 2009 Siemens AG * Copyright (C) 2009 Sitdikov Valentin - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_CPU_SH4_WATCHDOG_H #define __ASM_CPU_SH4_WATCHDOG_H diff --git a/arch/sh/include/cpu-sh4a/cpu/dma.h b/arch/sh/include/cpu-sh4a/cpu/dma.h index 89afb650ce25..bdbbba8a784a 100644 --- a/arch/sh/include/cpu-sh4a/cpu/dma.h +++ b/arch/sh/include/cpu-sh4a/cpu/dma.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_CPU_SH4_DMA_SH7780_H #define __ASM_SH_CPU_SH4_DMA_SH7780_H @@ -14,8 +15,7 @@ #define DMTE4_IRQ evt2irq(0xb80) #define DMAE0_IRQ evt2irq(0xbc0) /* DMA Error IRQ*/ #define SH_DMAC_BASE0 0xFE008020 -#elif defined(CONFIG_CPU_SUBTYPE_SH7763) || \ - defined(CONFIG_CPU_SUBTYPE_SH7764) +#elif defined(CONFIG_CPU_SUBTYPE_SH7763) #define DMTE0_IRQ evt2irq(0x640) #define DMTE4_IRQ evt2irq(0x780) #define DMAE0_IRQ evt2irq(0x6c0) diff --git a/arch/sh/include/cpu-sh4a/cpu/serial.h b/arch/sh/include/cpu-sh4a/cpu/serial.h index ff1bc275d210..fc206c0bf6fb 100644 --- a/arch/sh/include/cpu-sh4a/cpu/serial.h +++ b/arch/sh/include/cpu-sh4a/cpu/serial.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __CPU_SH4A_SERIAL_H #define __CPU_SH4A_SERIAL_H diff --git a/arch/sh/include/cpu-sh5/cpu/addrspace.h b/arch/sh/include/cpu-sh5/cpu/addrspace.h deleted file mode 100644 index dc36b9a03af6..000000000000 --- a/arch/sh/include/cpu-sh5/cpu/addrspace.h +++ /dev/null @@ -1,11 +0,0 @@ -#ifndef __ASM_SH_CPU_SH5_ADDRSPACE_H -#define __ASM_SH_CPU_SH5_ADDRSPACE_H - -#define PHYS_PERIPHERAL_BLOCK 0x09000000 -#define PHYS_DMAC_BLOCK 0x0e000000 -#define PHYS_PCI_BLOCK 0x60000000 -#define PHYS_EMI_BLOCK 0xff000000 - -/* No segmentation.. */ - -#endif /* __ASM_SH_CPU_SH5_ADDRSPACE_H */ diff --git a/arch/sh/include/cpu-sh5/cpu/cache.h b/arch/sh/include/cpu-sh5/cpu/cache.h deleted file mode 100644 index ed050ab526f2..000000000000 --- a/arch/sh/include/cpu-sh5/cpu/cache.h +++ /dev/null @@ -1,97 +0,0 @@ -#ifndef __ASM_SH_CPU_SH5_CACHE_H -#define __ASM_SH_CPU_SH5_CACHE_H - -/* - * include/asm-sh/cpu-sh5/cache.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#define L1_CACHE_SHIFT 5 - -/* Valid and Dirty bits */ -#define SH_CACHE_VALID (1LL<<0) -#define SH_CACHE_UPDATED (1LL<<57) - -/* Unimplemented compat bits.. */ -#define SH_CACHE_COMBINED 0 -#define SH_CACHE_ASSOC 0 - -/* Cache flags */ -#define SH_CACHE_MODE_WT (1LL<<0) -#define SH_CACHE_MODE_WB (1LL<<1) - -/* - * Control Registers. - */ -#define ICCR_BASE 0x01600000 /* Instruction Cache Control Register */ -#define ICCR_REG0 0 /* Register 0 offset */ -#define ICCR_REG1 1 /* Register 1 offset */ -#define ICCR0 ICCR_BASE+ICCR_REG0 -#define ICCR1 ICCR_BASE+ICCR_REG1 - -#define ICCR0_OFF 0x0 /* Set ICACHE off */ -#define ICCR0_ON 0x1 /* Set ICACHE on */ -#define ICCR0_ICI 0x2 /* Invalidate all in IC */ - -#define ICCR1_NOLOCK 0x0 /* Set No Locking */ - -#define OCCR_BASE 0x01E00000 /* Operand Cache Control Register */ -#define OCCR_REG0 0 /* Register 0 offset */ -#define OCCR_REG1 1 /* Register 1 offset */ -#define OCCR0 OCCR_BASE+OCCR_REG0 -#define OCCR1 OCCR_BASE+OCCR_REG1 - -#define OCCR0_OFF 0x0 /* Set OCACHE off */ -#define OCCR0_ON 0x1 /* Set OCACHE on */ -#define OCCR0_OCI 0x2 /* Invalidate all in OC */ -#define OCCR0_WT 0x4 /* Set OCACHE in WT Mode */ -#define OCCR0_WB 0x0 /* Set OCACHE in WB Mode */ - -#define OCCR1_NOLOCK 0x0 /* Set No Locking */ - -/* - * SH-5 - * A bit of description here, for neff=32. - * - * |<--- tag (19 bits) --->| - * +-----------------------------+-----------------+------+----------+------+ - * | | | ways |set index |offset| - * +-----------------------------+-----------------+------+----------+------+ - * ^ 2 bits 8 bits 5 bits - * +- Bit 31 - * - * Cacheline size is based on offset: 5 bits = 32 bytes per line - * A cache line is identified by a tag + set but OCACHETAG/ICACHETAG - * have a broader space for registers. These are outlined by - * CACHE_?C_*_STEP below. - * - */ - -/* Instruction cache */ -#define CACHE_IC_ADDRESS_ARRAY 0x01000000 - -/* Operand Cache */ -#define CACHE_OC_ADDRESS_ARRAY 0x01800000 - -/* These declarations relate to cache 'synonyms' in the operand cache. A - 'synonym' occurs where effective address bits overlap between those used for - indexing the cache sets and those passed to the MMU for translation. In the - case of SH5-101 & SH5-103, only bit 12 is affected for 4k pages. */ - -#define CACHE_OC_N_SYNBITS 1 /* Number of synonym bits */ -#define CACHE_OC_SYN_SHIFT 12 -/* Mask to select synonym bit(s) */ -#define CACHE_OC_SYN_MASK (((1UL<<CACHE_OC_N_SYNBITS)-1)<<CACHE_OC_SYN_SHIFT) - -/* - * Instruction cache can't be invalidated based on physical addresses. - * No Instruction Cache defines required, then. - */ - -#endif /* __ASM_SH_CPU_SH5_CACHE_H */ diff --git a/arch/sh/include/cpu-sh5/cpu/irq.h b/arch/sh/include/cpu-sh5/cpu/irq.h deleted file mode 100644 index 0ccf257a72d1..000000000000 --- a/arch/sh/include/cpu-sh5/cpu/irq.h +++ /dev/null @@ -1,116 +0,0 @@ -#ifndef __ASM_SH_CPU_SH5_IRQ_H -#define __ASM_SH_CPU_SH5_IRQ_H - -/* - * include/asm-sh/cpu-sh5/irq.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - - -/* - * Encoded IRQs are not considered worth to be supported. - * Main reason is that there's no per-encoded-interrupt - * enable/disable mechanism (as there was in SH3/4). - * An all enabled/all disabled is worth only if there's - * a cascaded IC to disable/enable/ack on. Until such - * IC is available there's no such support. - * - * Presumably Encoded IRQs may use extra IRQs beyond 64, - * below. Some logic must be added to cope with IRQ_IRL? - * in an exclusive way. - * - * Priorities are set at Platform level, when IRQ_IRL0-3 - * are set to 0 Encoding is allowed. Otherwise it's not - * allowed. - */ - -/* Independent IRQs */ -#define IRQ_IRL0 0 -#define IRQ_IRL1 1 -#define IRQ_IRL2 2 -#define IRQ_IRL3 3 - -#define IRQ_INTA 4 -#define IRQ_INTB 5 -#define IRQ_INTC 6 -#define IRQ_INTD 7 - -#define IRQ_SERR 12 -#define IRQ_ERR 13 -#define IRQ_PWR3 14 -#define IRQ_PWR2 15 -#define IRQ_PWR1 16 -#define IRQ_PWR0 17 - -#define IRQ_DMTE0 18 -#define IRQ_DMTE1 19 -#define IRQ_DMTE2 20 -#define IRQ_DMTE3 21 -#define IRQ_DAERR 22 - -#define IRQ_TUNI0 32 -#define IRQ_TUNI1 33 -#define IRQ_TUNI2 34 -#define IRQ_TICPI2 35 - -#define IRQ_ATI 36 -#define IRQ_PRI 37 -#define IRQ_CUI 38 - -#define IRQ_ERI 39 -#define IRQ_RXI 40 -#define IRQ_BRI 41 -#define IRQ_TXI 42 - -#define IRQ_ITI 63 - -#define NR_INTC_IRQS 64 - -#ifdef CONFIG_SH_CAYMAN -#define NR_EXT_IRQS 32 -#define START_EXT_IRQS 64 - -/* PCI bus 2 uses encoded external interrupts on the Cayman board */ -#define IRQ_P2INTA (START_EXT_IRQS + (3*8) + 0) -#define IRQ_P2INTB (START_EXT_IRQS + (3*8) + 1) -#define IRQ_P2INTC (START_EXT_IRQS + (3*8) + 2) -#define IRQ_P2INTD (START_EXT_IRQS + (3*8) + 3) - -#define I8042_KBD_IRQ (START_EXT_IRQS + 2) -#define I8042_AUX_IRQ (START_EXT_IRQS + 6) - -#define IRQ_CFCARD (START_EXT_IRQS + 7) -#define IRQ_PCMCIA (0) - -#else -#define NR_EXT_IRQS 0 -#endif - -/* Default IRQs, fixed */ -#define TIMER_IRQ IRQ_TUNI0 -#define RTC_IRQ IRQ_CUI - -/* Default Priorities, Platform may choose differently */ -#define NO_PRIORITY 0 /* Disabled */ -#define TIMER_PRIORITY 2 -#define RTC_PRIORITY TIMER_PRIORITY -#define SCIF_PRIORITY 3 -#define INTD_PRIORITY 3 -#define IRL3_PRIORITY 4 -#define INTC_PRIORITY 6 -#define IRL2_PRIORITY 7 -#define INTB_PRIORITY 9 -#define IRL1_PRIORITY 10 -#define INTA_PRIORITY 12 -#define IRL0_PRIORITY 13 -#define TOP_PRIORITY 15 - -extern int intc_evt_to_irq[(0xE20/0x20)+1]; -extern int platform_int_priority[NR_INTC_IRQS]; - -#endif /* __ASM_SH_CPU_SH5_IRQ_H */ diff --git a/arch/sh/include/cpu-sh5/cpu/mmu_context.h b/arch/sh/include/cpu-sh5/cpu/mmu_context.h deleted file mode 100644 index 68a1d2cff457..000000000000 --- a/arch/sh/include/cpu-sh5/cpu/mmu_context.h +++ /dev/null @@ -1,21 +0,0 @@ -#ifndef __ASM_SH_CPU_SH5_MMU_CONTEXT_H -#define __ASM_SH_CPU_SH5_MMU_CONTEXT_H - -/* Common defines */ -#define TLB_STEP 0x00000010 -#define TLB_PTEH 0x00000000 -#define TLB_PTEL 0x00000008 - -/* PTEH defines */ -#define PTEH_ASID_SHIFT 2 -#define PTEH_VALID 0x0000000000000001 -#define PTEH_SHARED 0x0000000000000002 -#define PTEH_MATCH_ASID 0x00000000000003ff - -#ifndef __ASSEMBLY__ -/* This has to be a common function because the next location to fill - * information is shared. */ -extern void __do_tlb_refill(unsigned long address, unsigned long long is_text_not_data, pte_t *pte); -#endif /* __ASSEMBLY__ */ - -#endif /* __ASM_SH_CPU_SH5_MMU_CONTEXT_H */ diff --git a/arch/sh/include/cpu-sh5/cpu/registers.h b/arch/sh/include/cpu-sh5/cpu/registers.h deleted file mode 100644 index 6664ea6f1566..000000000000 --- a/arch/sh/include/cpu-sh5/cpu/registers.h +++ /dev/null @@ -1,106 +0,0 @@ -#ifndef __ASM_SH_CPU_SH5_REGISTERS_H -#define __ASM_SH_CPU_SH5_REGISTERS_H - -/* - * include/asm-sh/cpu-sh5/registers.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#ifdef __ASSEMBLY__ -/* ===================================================================== -** -** Section 1: acts on assembly sources pre-processed by GPP ( <source.S>). -** Assigns symbolic names to control & target registers. -*/ - -/* - * Define some useful aliases for control registers. - */ -#define SR cr0 -#define SSR cr1 -#define PSSR cr2 - /* cr3 UNDEFINED */ -#define INTEVT cr4 -#define EXPEVT cr5 -#define PEXPEVT cr6 -#define TRA cr7 -#define SPC cr8 -#define PSPC cr9 -#define RESVEC cr10 -#define VBR cr11 - /* cr12 UNDEFINED */ -#define TEA cr13 - /* cr14-cr15 UNDEFINED */ -#define DCR cr16 -#define KCR0 cr17 -#define KCR1 cr18 - /* cr19-cr31 UNDEFINED */ - /* cr32-cr61 RESERVED */ -#define CTC cr62 -#define USR cr63 - -/* - * ABI dependent registers (general purpose set) - */ -#define RET r2 -#define ARG1 r2 -#define ARG2 r3 -#define ARG3 r4 -#define ARG4 r5 -#define ARG5 r6 -#define ARG6 r7 -#define SP r15 -#define LINK r18 -#define ZERO r63 - -/* - * Status register defines: used only by assembly sources (and - * syntax independednt) - */ -#define SR_RESET_VAL 0x0000000050008000 -#define SR_HARMLESS 0x00000000500080f0 /* Write ignores for most */ -#define SR_ENABLE_FPU 0xffffffffffff7fff /* AND with this */ - -#if defined (CONFIG_SH64_SR_WATCH) -#define SR_ENABLE_MMU 0x0000000084000000 /* OR with this */ -#else -#define SR_ENABLE_MMU 0x0000000080000000 /* OR with this */ -#endif - -#define SR_UNBLOCK_EXC 0xffffffffefffffff /* AND with this */ -#define SR_BLOCK_EXC 0x0000000010000000 /* OR with this */ - -#else /* Not __ASSEMBLY__ syntax */ - -/* -** Stringify reg. name -*/ -#define __str(x) #x - -/* Stringify control register names for use in inline assembly */ -#define __SR __str(SR) -#define __SSR __str(SSR) -#define __PSSR __str(PSSR) -#define __INTEVT __str(INTEVT) -#define __EXPEVT __str(EXPEVT) -#define __PEXPEVT __str(PEXPEVT) -#define __TRA __str(TRA) -#define __SPC __str(SPC) -#define __PSPC __str(PSPC) -#define __RESVEC __str(RESVEC) -#define __VBR __str(VBR) -#define __TEA __str(TEA) -#define __DCR __str(DCR) -#define __KCR0 __str(KCR0) -#define __KCR1 __str(KCR1) -#define __CTC __str(CTC) -#define __USR __str(USR) - -#endif /* __ASSEMBLY__ */ -#endif /* __ASM_SH_CPU_SH5_REGISTERS_H */ diff --git a/arch/sh/include/cpu-sh5/cpu/rtc.h b/arch/sh/include/cpu-sh5/cpu/rtc.h deleted file mode 100644 index 12ea0ed144e1..000000000000 --- a/arch/sh/include/cpu-sh5/cpu/rtc.h +++ /dev/null @@ -1,8 +0,0 @@ -#ifndef __ASM_SH_CPU_SH5_RTC_H -#define __ASM_SH_CPU_SH5_RTC_H - -#define rtc_reg_size sizeof(u32) -#define RTC_BIT_INVERTED 0 /* The SH-5 RTC is surprisingly sane! */ -#define RTC_DEF_CAPABILITIES RTC_CAP_4_DIGIT_YEAR - -#endif /* __ASM_SH_CPU_SH5_RTC_H */ diff --git a/arch/sh/include/mach-common/mach/highlander.h b/arch/sh/include/mach-common/mach/highlander.h index 6ce944e33e59..b12c79558422 100644 --- a/arch/sh/include/mach-common/mach/highlander.h +++ b/arch/sh/include/mach-common/mach/highlander.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_RENESAS_R7780RP_H #define __ASM_SH_RENESAS_R7780RP_H @@ -17,7 +18,7 @@ #define PA_IRLPRI4 (PA_BCR+0x000a) /* Interrupt Priorty 4 */ #define PA_RSTCTL (PA_BCR+0x000c) /* Reset Control */ #define PA_PCIBD (PA_BCR+0x000e) /* PCI Board detect control */ -#define PA_PCICD (PA_BCR+0x0010) /* PCI Conector detect control */ +#define PA_PCICD (PA_BCR+0x0010) /* PCI Connector detect control */ #define PA_EXTGIO (PA_BCR+0x0016) /* Extension GPIO Control */ #define PA_IVDRMON (PA_BCR+0x0018) /* iVDR Moniter control */ #define PA_IVDRCTL (PA_BCR+0x001a) /* iVDR control */ @@ -79,7 +80,7 @@ #define PA_SDPOW (PA_BCR+0x0004) /* SD Power control */ #define PA_RSTCTL (PA_BCR+0x0006) /* Device Reset control */ #define PA_PCIBD (PA_BCR+0x0008) /* PCI Board detect control */ -#define PA_PCICD (PA_BCR+0x000a) /* PCI Conector detect control */ +#define PA_PCICD (PA_BCR+0x000a) /* PCI Connector detect control */ #define PA_ZIGIO1 (PA_BCR+0x000c) /* Zigbee IO control 1 */ #define PA_ZIGIO2 (PA_BCR+0x000e) /* Zigbee IO control 2 */ #define PA_ZIGIO3 (PA_BCR+0x0010) /* Zigbee IO control 3 */ @@ -175,7 +176,7 @@ #define IVDR_CK_ON 4 /* iVDR Clock ON */ #endif -#define HL_FPGA_IRQ_BASE 200 +#define HL_FPGA_IRQ_BASE (200 + 16) #define HL_NR_IRL 15 #define IRQ_AX88796 (HL_FPGA_IRQ_BASE + 0) diff --git a/arch/sh/include/mach-common/mach/hp6xx.h b/arch/sh/include/mach-common/mach/hp6xx.h index 6aaaf8596e6a..71241f0d02a1 100644 --- a/arch/sh/include/mach-common/mach/hp6xx.h +++ b/arch/sh/include/mach-common/mach/hp6xx.h @@ -1,14 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Copyright (C) 2003, 2004, 2005 Andriy Skulysh + */ #ifndef __ASM_SH_HP6XX_H #define __ASM_SH_HP6XX_H -/* - * Copyright (C) 2003, 2004, 2005 Andriy Skulysh - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - */ #include <linux/sh_intc.h> #define HP680_BTN_IRQ evt2irq(0x600) /* IRQ0_IRQ */ diff --git a/arch/sh/include/mach-common/mach/lboxre2.h b/arch/sh/include/mach-common/mach/lboxre2.h index 3a4dcc5c74ee..5b6bb8e3cf28 100644 --- a/arch/sh/include/mach-common/mach/lboxre2.h +++ b/arch/sh/include/mach-common/mach/lboxre2.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_LBOXRE2_H #define __ASM_SH_LBOXRE2_H @@ -5,11 +6,6 @@ * Copyright (C) 2007 Nobuhiro Iwamatsu * * NTT COMWARE L-BOX RE2 support - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/sh_intc.h> diff --git a/arch/sh/include/mach-common/mach/magicpanelr2.h b/arch/sh/include/mach-common/mach/magicpanelr2.h index 183a2f744251..c2d218cea74b 100644 --- a/arch/sh/include/mach-common/mach/magicpanelr2.h +++ b/arch/sh/include/mach-common/mach/magicpanelr2.h @@ -1,19 +1,16 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/magicpanelr2.h * * Copyright (C) 2007 Markus Brunner, Mark Jonas * * I/O addresses and bitmasks for Magic Panel Release 2 board - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_SH_MAGICPANELR2_H #define __ASM_SH_MAGICPANELR2_H -#include <asm/gpio.h> +#include <linux/gpio.h> #define __IO_PREFIX mpr2 #include <asm/io_generic.h> diff --git a/arch/sh/include/mach-common/mach/mangle-port.h b/arch/sh/include/mach-common/mach/mangle-port.h index 4ca1769a0f12..dd5a761a52ee 100644 --- a/arch/sh/include/mach-common/mach/mangle-port.h +++ b/arch/sh/include/mach-common/mach/mangle-port.h @@ -1,9 +1,6 @@ -/* - * SH version cribbed from the MIPS copy: +/* SPDX-License-Identifier: GPL-2.0 * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. + * SH version cribbed from the MIPS copy: * * Copyright (C) 2003, 2004 Ralf Baechle */ diff --git a/arch/sh/include/mach-common/mach/microdev.h b/arch/sh/include/mach-common/mach/microdev.h deleted file mode 100644 index dcb05fa8c164..000000000000 --- a/arch/sh/include/mach-common/mach/microdev.h +++ /dev/null @@ -1,71 +0,0 @@ -/* - * linux/include/asm-sh/microdev.h - * - * Copyright (C) 2003 Sean McGoogan (Sean.McGoogan@superh.com) - * - * Definitions for the SuperH SH4-202 MicroDev board. - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - */ -#ifndef __ASM_SH_MICRODEV_H -#define __ASM_SH_MICRODEV_H - -extern void init_microdev_irq(void); -extern void microdev_print_fpga_intc_status(void); - -/* - * The following are useful macros for manipulating the interrupt - * controller (INTC) on the CPU-board FPGA. should be noted that there - * is an INTC on the FPGA, and a separate INTC on the SH4-202 core - - * these are two different things, both of which need to be prorammed to - * correctly route - unfortunately, they have the same name and - * abbreviations! - */ -#define MICRODEV_FPGA_INTC_BASE 0xa6110000ul /* INTC base address on CPU-board FPGA */ -#define MICRODEV_FPGA_INTENB_REG (MICRODEV_FPGA_INTC_BASE+0ul) /* Interrupt Enable Register on INTC on CPU-board FPGA */ -#define MICRODEV_FPGA_INTDSB_REG (MICRODEV_FPGA_INTC_BASE+8ul) /* Interrupt Disable Register on INTC on CPU-board FPGA */ -#define MICRODEV_FPGA_INTC_MASK(n) (1ul<<(n)) /* Interrupt mask to enable/disable INTC in CPU-board FPGA */ -#define MICRODEV_FPGA_INTPRI_REG(n) (MICRODEV_FPGA_INTC_BASE+0x10+((n)/8)*8)/* Interrupt Priority Register on INTC on CPU-board FPGA */ -#define MICRODEV_FPGA_INTPRI_LEVEL(n,x) ((x)<<(((n)%8)*4)) /* MICRODEV_FPGA_INTPRI_LEVEL(int_number, int_level) */ -#define MICRODEV_FPGA_INTPRI_MASK(n) (MICRODEV_FPGA_INTPRI_LEVEL((n),0xful)) /* Interrupt Priority Mask on INTC on CPU-board FPGA */ -#define MICRODEV_FPGA_INTSRC_REG (MICRODEV_FPGA_INTC_BASE+0x30ul) /* Interrupt Source Register on INTC on CPU-board FPGA */ -#define MICRODEV_FPGA_INTREQ_REG (MICRODEV_FPGA_INTC_BASE+0x38ul) /* Interrupt Request Register on INTC on CPU-board FPGA */ - - -/* - * The following are the IRQ numbers for the Linux Kernel for external - * interrupts. i.e. the numbers seen by 'cat /proc/interrupt'. - */ -#define MICRODEV_LINUX_IRQ_KEYBOARD 1 /* SuperIO Keyboard */ -#define MICRODEV_LINUX_IRQ_SERIAL1 2 /* SuperIO Serial #1 */ -#define MICRODEV_LINUX_IRQ_ETHERNET 3 /* on-board Ethnernet */ -#define MICRODEV_LINUX_IRQ_SERIAL2 4 /* SuperIO Serial #2 */ -#define MICRODEV_LINUX_IRQ_USB_HC 7 /* on-board USB HC */ -#define MICRODEV_LINUX_IRQ_MOUSE 12 /* SuperIO PS/2 Mouse */ -#define MICRODEV_LINUX_IRQ_IDE2 13 /* SuperIO IDE #2 */ -#define MICRODEV_LINUX_IRQ_IDE1 14 /* SuperIO IDE #1 */ - -/* - * The following are the IRQ numbers for the INTC on the FPGA for - * external interrupts. i.e. the bits in the INTC registers in the - * FPGA. - */ -#define MICRODEV_FPGA_IRQ_KEYBOARD 1 /* SuperIO Keyboard */ -#define MICRODEV_FPGA_IRQ_SERIAL1 3 /* SuperIO Serial #1 */ -#define MICRODEV_FPGA_IRQ_SERIAL2 4 /* SuperIO Serial #2 */ -#define MICRODEV_FPGA_IRQ_MOUSE 12 /* SuperIO PS/2 Mouse */ -#define MICRODEV_FPGA_IRQ_IDE1 14 /* SuperIO IDE #1 */ -#define MICRODEV_FPGA_IRQ_IDE2 15 /* SuperIO IDE #2 */ -#define MICRODEV_FPGA_IRQ_USB_HC 16 /* on-board USB HC */ -#define MICRODEV_FPGA_IRQ_ETHERNET 18 /* on-board Ethnernet */ - -#define MICRODEV_IRQ_PCI_INTA 8 -#define MICRODEV_IRQ_PCI_INTB 9 -#define MICRODEV_IRQ_PCI_INTC 10 -#define MICRODEV_IRQ_PCI_INTD 11 - -#define __IO_PREFIX microdev -#include <asm/io_generic.h> - -#endif /* __ASM_SH_MICRODEV_H */ diff --git a/arch/sh/include/mach-common/mach/r2d.h b/arch/sh/include/mach-common/mach/r2d.h index e04f75eaa153..69bc1907c563 100644 --- a/arch/sh/include/mach-common/mach/r2d.h +++ b/arch/sh/include/mach-common/mach/r2d.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_RENESAS_RTS7751R2D_H #define __ASM_SH_RENESAS_RTS7751R2D_H @@ -46,7 +47,7 @@ #define IRLCNTR1 (PA_BCR + 0) /* Interrupt Control Register1 */ -#define R2D_FPGA_IRQ_BASE 100 +#define R2D_FPGA_IRQ_BASE (100 + 16) #define IRQ_VOYAGER (R2D_FPGA_IRQ_BASE + 0) #define IRQ_EXT (R2D_FPGA_IRQ_BASE + 1) diff --git a/arch/sh/include/mach-common/mach/romimage.h b/arch/sh/include/mach-common/mach/romimage.h index 3670455faaac..22fb47ec9b15 100644 --- a/arch/sh/include/mach-common/mach/romimage.h +++ b/arch/sh/include/mach-common/mach/romimage.h @@ -1,11 +1,12 @@ -#ifdef __ASSEMBLY__ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifdef __ASSEMBLER__ /* do nothing here by default */ -#else /* __ASSEMBLY__ */ +#else /* __ASSEMBLER__ */ static inline void mmcif_update_progress(int nr) { } -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ diff --git a/arch/sh/include/mach-common/mach/sdk7780.h b/arch/sh/include/mach-common/mach/sdk7780.h index ce64e02e9b50..a27dbe4184b3 100644 --- a/arch/sh/include/mach-common/mach/sdk7780.h +++ b/arch/sh/include/mach-common/mach/sdk7780.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_RENESAS_SDK7780_H #define __ASM_SH_RENESAS_SDK7780_H @@ -6,10 +7,6 @@ * * Renesas Solutions SH7780 SDK Support * Copyright (C) 2008 Nicholas Beck <nbeck@mpc-data.co.uk> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sh_intc.h> #include <asm/addrspace.h> diff --git a/arch/sh/include/mach-common/mach/secureedge5410.h b/arch/sh/include/mach-common/mach/secureedge5410.h index 3653b9a4bacc..dfc68aa91003 100644 --- a/arch/sh/include/mach-common/mach/secureedge5410.h +++ b/arch/sh/include/mach-common/mach/secureedge5410.h @@ -1,11 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/snapgear.h * * Modified version of io_se.h for the snapgear-specific functions. * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * * IO functions for a SnapGear */ diff --git a/arch/sh/include/mach-common/mach/sh2007.h b/arch/sh/include/mach-common/mach/sh2007.h index 48180b9aa03d..eeb12901a44a 100644 --- a/arch/sh/include/mach-common/mach/sh2007.h +++ b/arch/sh/include/mach-common/mach/sh2007.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __MACH_SH2007_H #define __MACH_SH2007_H diff --git a/arch/sh/include/mach-common/mach/sh7763rdp.h b/arch/sh/include/mach-common/mach/sh7763rdp.h index 8750cc852977..301f85a1c044 100644 --- a/arch/sh/include/mach-common/mach/sh7763rdp.h +++ b/arch/sh/include/mach-common/mach/sh7763rdp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SH7763RDP_H #define __ASM_SH_SH7763RDP_H @@ -6,11 +7,6 @@ * * Copyright (C) 2008 Renesas Solutions * Copyright (C) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <asm/addrspace.h> diff --git a/arch/sh/include/mach-common/mach/sh7785lcr.h b/arch/sh/include/mach-common/mach/sh7785lcr.h index 1292ae5c21b3..0f3dc3a1329e 100644 --- a/arch/sh/include/mach-common/mach/sh7785lcr.h +++ b/arch/sh/include/mach-common/mach/sh7785lcr.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_RENESAS_SH7785LCR_H #define __ASM_SH_RENESAS_SH7785LCR_H diff --git a/arch/sh/include/mach-common/mach/shmin.h b/arch/sh/include/mach-common/mach/shmin.h index 36ba138a81fb..c2c3e26d1453 100644 --- a/arch/sh/include/mach-common/mach/shmin.h +++ b/arch/sh/include/mach-common/mach/shmin.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SHMIN_H #define __ASM_SH_SHMIN_H diff --git a/arch/sh/include/mach-common/mach/titan.h b/arch/sh/include/mach-common/mach/titan.h index fa3cd801cf2e..54df351de5e4 100644 --- a/arch/sh/include/mach-common/mach/titan.h +++ b/arch/sh/include/mach-common/mach/titan.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Platform definitions for Titan */ diff --git a/arch/sh/include/mach-common/mach/urquell.h b/arch/sh/include/mach-common/mach/urquell.h index 14b3e1d01777..6c9bff3f93f1 100644 --- a/arch/sh/include/mach-common/mach/urquell.h +++ b/arch/sh/include/mach-common/mach/urquell.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __MACH_URQUELL_H #define __MACH_URQUELL_H diff --git a/arch/sh/include/mach-dreamcast/mach/dma.h b/arch/sh/include/mach-dreamcast/mach/dma.h index 1dbfdf701c9d..a773a763843a 100644 --- a/arch/sh/include/mach-dreamcast/mach/dma.h +++ b/arch/sh/include/mach-dreamcast/mach/dma.h @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/dreamcast/dma.h * * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_SH_DREAMCAST_DMA_H #define __ASM_SH_DREAMCAST_DMA_H diff --git a/arch/sh/include/mach-dreamcast/mach/maple.h b/arch/sh/include/mach-dreamcast/mach/maple.h index 51f6a87f1f11..169bdf415d89 100644 --- a/arch/sh/include/mach-dreamcast/mach/maple.h +++ b/arch/sh/include/mach-dreamcast/mach/maple.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_MAPLE_H #define __ASM_MAPLE_H diff --git a/arch/sh/include/mach-dreamcast/mach/pci.h b/arch/sh/include/mach-dreamcast/mach/pci.h index 0314d975e626..c037c1ec63a9 100644 --- a/arch/sh/include/mach-dreamcast/mach/pci.h +++ b/arch/sh/include/mach-dreamcast/mach/pci.h @@ -1,12 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * include/asm-sh/dreamcast/pci.h * * Copyright (C) 2001, 2002 M. R. Brown * Copyright (C) 2002, 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #ifndef __ASM_SH_DREAMCAST_PCI_H #define __ASM_SH_DREAMCAST_PCI_H diff --git a/arch/sh/include/mach-dreamcast/mach/sysasic.h b/arch/sh/include/mach-dreamcast/mach/sysasic.h index 58f710e1ebc2..3b27be9a527e 100644 --- a/arch/sh/include/mach-dreamcast/mach/sysasic.h +++ b/arch/sh/include/mach-dreamcast/mach/sysasic.h @@ -1,4 +1,6 @@ -/* include/asm-sh/dreamcast/sysasic.h +/* SPDX-License-Identifier: GPL-2.0 + * + * include/asm-sh/dreamcast/sysasic.h * * Definitions for the Dreamcast System ASIC and related peripherals. * @@ -6,9 +8,6 @@ * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org> * * This file is part of the LinuxDC project (www.linuxdc.org) - * - * Released under the terms of the GNU GPL v2.0. - * */ #ifndef __ASM_SH_DREAMCAST_SYSASIC_H #define __ASM_SH_DREAMCAST_SYSASIC_H @@ -23,7 +22,7 @@ takes. */ -#define HW_EVENT_IRQ_BASE 48 +#define HW_EVENT_IRQ_BASE (48 + 16) /* IRQ 13 */ #define HW_EVENT_VSYNC (HW_EVENT_IRQ_BASE + 5) /* VSync */ @@ -42,7 +41,6 @@ /* arch/sh/boards/mach-dreamcast/irq.c */ extern int systemasic_irq_demux(int); extern void systemasic_irq_init(void); -extern void aica_time_init(void); #endif /* __ASM_SH_DREAMCAST_SYSASIC_H */ diff --git a/arch/sh/include/mach-ecovec24/mach/partner-jet-setup.txt b/arch/sh/include/mach-ecovec24/mach/partner-jet-setup.txt index cc737b807334..2d685cc2d54c 100644 --- a/arch/sh/include/mach-ecovec24/mach/partner-jet-setup.txt +++ b/arch/sh/include/mach-ecovec24/mach/partner-jet-setup.txt @@ -1,3 +1,4 @@ +LIST "SPDX-License-Identifier: GPL-2.0" LIST "partner-jet-setup.txt" LIST "(C) Copyright 2009 Renesas Solutions Corp" LIST "Kuninori Morimoto <morimoto.kuninori@renesas.com>" diff --git a/arch/sh/include/mach-ecovec24/mach/romimage.h b/arch/sh/include/mach-ecovec24/mach/romimage.h index 60f3e8af05fa..f93d494736c3 100644 --- a/arch/sh/include/mach-ecovec24/mach/romimage.h +++ b/arch/sh/include/mach-ecovec24/mach/romimage.h @@ -1,4 +1,5 @@ -#ifdef __ASSEMBLY__ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifdef __ASSEMBLER__ /* EcoVec board specific boot code: * converts the "partner-jet-script.txt" script into assembly @@ -21,7 +22,7 @@ 1 : .long 0xa8000000 2 : -#else /* __ASSEMBLY__ */ +#else /* __ASSEMBLER__ */ /* Ecovec board specific information: * @@ -44,4 +45,4 @@ static inline void mmcif_update_progress(int nr) __raw_writeb(1 << (nr - 1), PGDR); } -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ diff --git a/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h b/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h index c20c9e5f5eab..0e97473afe0b 100644 --- a/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h +++ b/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h @@ -1,16 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_KFR2R09_H #define __ASM_SH_KFR2R09_H #include <video/sh_mobile_lcdc.h> #if defined(CONFIG_FB_SH_MOBILE_LCDC) || defined(CONFIG_FB_SH_MOBILE_LCDC_MODULE) -int kfr2r09_lcd_set_brightness(int brightness); int kfr2r09_lcd_setup(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops); void kfr2r09_lcd_start(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops); #else -static int kfr2r09_lcd_set_brightness(int brightness) {} static int kfr2r09_lcd_setup(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops) { diff --git a/arch/sh/include/mach-kfr2r09/mach/partner-jet-setup.txt b/arch/sh/include/mach-kfr2r09/mach/partner-jet-setup.txt index 3a65503714ee..a67b1926be22 100644 --- a/arch/sh/include/mach-kfr2r09/mach/partner-jet-setup.txt +++ b/arch/sh/include/mach-kfr2r09/mach/partner-jet-setup.txt @@ -1,3 +1,4 @@ +LIST "SPDX-License-Identifier: GPL-2.0" LIST "partner-jet-setup.txt - 20090729 Magnus Damm" LIST "set up enough of the kfr2r09 hardware to boot the kernel" diff --git a/arch/sh/include/mach-kfr2r09/mach/romimage.h b/arch/sh/include/mach-kfr2r09/mach/romimage.h index 1afae21ced5f..f68bb480d378 100644 --- a/arch/sh/include/mach-kfr2r09/mach/romimage.h +++ b/arch/sh/include/mach-kfr2r09/mach/romimage.h @@ -1,4 +1,5 @@ -#ifdef __ASSEMBLY__ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifdef __ASSEMBLER__ /* kfr2r09 board specific boot code: * converts the "partner-jet-script.txt" script into assembly @@ -21,10 +22,10 @@ 1: .long 0xa8000000 2: -#else /* __ASSEMBLY__ */ +#else /* __ASSEMBLER__ */ static inline void mmcif_update_progress(int nr) { } -#endif /* __ASSEMBLY__ */ +#endif /* __ASSEMBLER__ */ diff --git a/arch/sh/include/mach-landisk/mach/gio.h b/arch/sh/include/mach-landisk/mach/gio.h index 35d7368b718a..b954de617b49 100644 --- a/arch/sh/include/mach-landisk/mach/gio.h +++ b/arch/sh/include/mach-landisk/mach/gio.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_LANDISK_GIO_H #define __ASM_SH_LANDISK_GIO_H diff --git a/arch/sh/include/mach-landisk/mach/iodata_landisk.h b/arch/sh/include/mach-landisk/mach/iodata_landisk.h index ceeea48cc7af..b41308c94d1e 100644 --- a/arch/sh/include/mach-landisk/mach/iodata_landisk.h +++ b/arch/sh/include/mach-landisk/mach/iodata_landisk.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_IODATA_LANDISK_H #define __ASM_SH_IODATA_LANDISK_H diff --git a/arch/sh/include/mach-migor/mach/migor.h b/arch/sh/include/mach-migor/mach/migor.h index 7de7bb74c290..2a422b778e00 100644 --- a/arch/sh/include/mach-migor/mach/migor.h +++ b/arch/sh/include/mach-migor/mach/migor.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_MIGOR_H #define __ASM_SH_MIGOR_H diff --git a/arch/sh/include/mach-sdk7786/mach/fpga.h b/arch/sh/include/mach-sdk7786/mach/fpga.h index a9cdac469927..76c2e84893cc 100644 --- a/arch/sh/include/mach-sdk7786/mach/fpga.h +++ b/arch/sh/include/mach-sdk7786/mach/fpga.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __MACH_SDK7786_FPGA_H #define __MACH_SDK7786_FPGA_H diff --git a/arch/sh/include/mach-sdk7786/mach/irq.h b/arch/sh/include/mach-sdk7786/mach/irq.h index 0f584635e6e5..3343380907b2 100644 --- a/arch/sh/include/mach-sdk7786/mach/irq.h +++ b/arch/sh/include/mach-sdk7786/mach/irq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __MACH_SDK7786_IRQ_H #define __MACH_SDK7786_IRQ_H diff --git a/arch/sh/include/mach-se/mach/mrshpc.h b/arch/sh/include/mach-se/mach/mrshpc.h index 56287ee8563a..4e260f399b79 100644 --- a/arch/sh/include/mach-se/mach/mrshpc.h +++ b/arch/sh/include/mach-se/mach/mrshpc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __MACH_SE_MRSHPC_H #define __MACH_SE_MRSHPC_H diff --git a/arch/sh/include/mach-se/mach/se.h b/arch/sh/include/mach-se/mach/se.h index 8a6d44b4987b..aa83fe1ff0b1 100644 --- a/arch/sh/include/mach-se/mach/se.h +++ b/arch/sh/include/mach-se/mach/se.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_HITACHI_SE_H #define __ASM_SH_HITACHI_SE_H @@ -99,6 +100,7 @@ /* Base address */ #define SH_ETH0_BASE 0xA7000000 #define SH_ETH1_BASE 0xA7000400 +#define SH_TSU_BASE 0xA7000800 /* PHY ID */ #if defined(CONFIG_CPU_SUBTYPE_SH7710) # define PHY_ID 0x00 diff --git a/arch/sh/include/mach-se/mach/se7206.h b/arch/sh/include/mach-se/mach/se7206.h index 698eb80389ab..cf190279bb1d 100644 --- a/arch/sh/include/mach-se/mach/se7206.h +++ b/arch/sh/include/mach-se/mach/se7206.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SE7206_H #define __ASM_SH_SE7206_H diff --git a/arch/sh/include/mach-se/mach/se7343.h b/arch/sh/include/mach-se/mach/se7343.h index 542521c970c6..107fb5f3ef80 100644 --- a/arch/sh/include/mach-se/mach/se7343.h +++ b/arch/sh/include/mach-se/mach/se7343.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_HITACHI_SE7343_H #define __ASM_SH_HITACHI_SE7343_H diff --git a/arch/sh/include/mach-se/mach/se7721.h b/arch/sh/include/mach-se/mach/se7721.h index eabd0538de44..82226d40faf5 100644 --- a/arch/sh/include/mach-se/mach/se7721.h +++ b/arch/sh/include/mach-se/mach/se7721.h @@ -1,12 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Copyright (C) 2008 Renesas Solutions Corp. * * Hitachi UL SolutionEngine 7721 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #ifndef __ASM_SH_SE7721_H diff --git a/arch/sh/include/mach-se/mach/se7722.h b/arch/sh/include/mach-se/mach/se7722.h index 637e7ac753f8..efb761f9f6e0 100644 --- a/arch/sh/include/mach-se/mach/se7722.h +++ b/arch/sh/include/mach-se/mach/se7722.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SE7722_H #define __ASM_SH_SE7722_H @@ -7,11 +8,6 @@ * Copyright (C) 2007 Nobuhiro Iwamatsu * * Hitachi UL SolutionEngine 7722 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/sh_intc.h> #include <asm/addrspace.h> diff --git a/arch/sh/include/mach-se/mach/se7724.h b/arch/sh/include/mach-se/mach/se7724.h index be842dd1ca02..ea6c46633b33 100644 --- a/arch/sh/include/mach-se/mach/se7724.h +++ b/arch/sh/include/mach-se/mach/se7724.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SE7724_H #define __ASM_SH_SE7724_H @@ -12,11 +13,6 @@ * * Based on se7722.h * Copyright (C) 2007 Nobuhiro Iwamatsu - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/sh_intc.h> #include <asm/addrspace.h> @@ -41,7 +37,7 @@ #define IRQ2_IRQ evt2irq(0x640) /* Bits in IRQ012 registers */ -#define SE7724_FPGA_IRQ_BASE 220 +#define SE7724_FPGA_IRQ_BASE (220 + 16) /* IRQ0 */ #define IRQ0_BASE SE7724_FPGA_IRQ_BASE diff --git a/arch/sh/include/mach-se/mach/se7751.h b/arch/sh/include/mach-se/mach/se7751.h index 271871793d59..ee5b5e6e5979 100644 --- a/arch/sh/include/mach-se/mach/se7751.h +++ b/arch/sh/include/mach-se/mach/se7751.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_HITACHI_7751SE_H #define __ASM_SH_HITACHI_7751SE_H diff --git a/arch/sh/include/mach-se/mach/se7780.h b/arch/sh/include/mach-se/mach/se7780.h index bde357cf81bd..24f0ac82f8b3 100644 --- a/arch/sh/include/mach-se/mach/se7780.h +++ b/arch/sh/include/mach-se/mach/se7780.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SE7780_H #define __ASM_SH_SE7780_H @@ -7,10 +8,6 @@ * Copyright (C) 2006,2007 Nobuhiro Iwamatsu * * Hitachi UL SolutionEngine 7780 Support. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sh_intc.h> #include <asm/addrspace.h> diff --git a/arch/sh/include/mach-sh03/mach/io.h b/arch/sh/include/mach-sh03/mach/io.h index c39c785bba94..5eacdabd71b6 100644 --- a/arch/sh/include/mach-sh03/mach/io.h +++ b/arch/sh/include/mach-sh03/mach/io.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * include/asm-sh/sh03/io.h * diff --git a/arch/sh/include/mach-sh03/mach/sh03.h b/arch/sh/include/mach-sh03/mach/sh03.h index 19c40b80428d..4ced684b16a4 100644 --- a/arch/sh/include/mach-sh03/mach/sh03.h +++ b/arch/sh/include/mach-sh03/mach/sh03.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_SH03_H #define __ASM_SH_SH03_H diff --git a/arch/sh/include/mach-x3proto/mach/hardware.h b/arch/sh/include/mach-x3proto/mach/hardware.h index 52bca57bfeb6..57ea4a5cca35 100644 --- a/arch/sh/include/mach-x3proto/mach/hardware.h +++ b/arch/sh/include/mach-x3proto/mach/hardware.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __MACH_X3PROTO_HARDWARE_H #define __MACH_X3PROTO_HARDWARE_H diff --git a/arch/sh/include/mach-x3proto/mach/ilsel.h b/arch/sh/include/mach-x3proto/mach/ilsel.h index e3d304b280f6..47aeb4b55ea1 100644 --- a/arch/sh/include/mach-x3proto/mach/ilsel.h +++ b/arch/sh/include/mach-x3proto/mach/ilsel.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SH_ILSEL_H #define __ASM_SH_ILSEL_H diff --git a/arch/sh/include/uapi/asm/Kbuild b/arch/sh/include/uapi/asm/Kbuild index 60613ae78513..b8812c74c1de 100644 --- a/arch/sh/include/uapi/asm/Kbuild +++ b/arch/sh/include/uapi/asm/Kbuild @@ -1,25 +1,4 @@ -# UAPI Header export list -include include/uapi/asm-generic/Kbuild.asm +# SPDX-License-Identifier: GPL-2.0 -header-y += auxvec.h -header-y += byteorder.h -header-y += cachectl.h -header-y += cpu-features.h -header-y += hw_breakpoint.h -header-y += ioctls.h -header-y += posix_types.h -header-y += posix_types_32.h -header-y += posix_types_64.h -header-y += ptrace.h -header-y += ptrace_32.h -header-y += ptrace_64.h -header-y += setup.h -header-y += sigcontext.h -header-y += signal.h -header-y += sockios.h -header-y += stat.h -header-y += swab.h -header-y += types.h -header-y += unistd.h -header-y += unistd_32.h -header-y += unistd_64.h +generated-y += unistd_32.h +generic-y += ucontext.h diff --git a/arch/sh/include/uapi/asm/auxvec.h b/arch/sh/include/uapi/asm/auxvec.h index 8bcc51af9367..8eb47ede7193 100644 --- a/arch/sh/include/uapi/asm/auxvec.h +++ b/arch/sh/include/uapi/asm/auxvec.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_AUXVEC_H #define __ASM_SH_AUXVEC_H diff --git a/arch/sh/include/uapi/asm/byteorder.h b/arch/sh/include/uapi/asm/byteorder.h index db2f5d7cb17d..e27d6da3212c 100644 --- a/arch/sh/include/uapi/asm/byteorder.h +++ b/arch/sh/include/uapi/asm/byteorder.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_BYTEORDER_H #define __ASM_SH_BYTEORDER_H diff --git a/arch/sh/include/uapi/asm/cachectl.h b/arch/sh/include/uapi/asm/cachectl.h index 6ffb4b7a212e..79c5663251a5 100644 --- a/arch/sh/include/uapi/asm/cachectl.h +++ b/arch/sh/include/uapi/asm/cachectl.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _SH_CACHECTL_H #define _SH_CACHECTL_H diff --git a/arch/sh/include/uapi/asm/cpu-features.h b/arch/sh/include/uapi/asm/cpu-features.h index 694abe490edb..6de5f65194e6 100644 --- a/arch/sh/include/uapi/asm/cpu-features.h +++ b/arch/sh/include/uapi/asm/cpu-features.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_CPU_FEATURES_H #define __ASM_SH_CPU_FEATURES_H @@ -22,5 +23,6 @@ #define CPU_HAS_L2_CACHE 0x0080 /* Secondary cache / URAM */ #define CPU_HAS_OP32 0x0100 /* 32-bit instruction support */ #define CPU_HAS_PTEAEX 0x0200 /* PTE ASID Extension support */ +#define CPU_HAS_CAS_L 0x0400 /* cas.l atomic compare-and-swap */ #endif /* __ASM_SH_CPU_FEATURES_H */ diff --git a/arch/sh/include/uapi/asm/hw_breakpoint.h b/arch/sh/include/uapi/asm/hw_breakpoint.h index ae5704fa77ad..043dd4b92026 100644 --- a/arch/sh/include/uapi/asm/hw_breakpoint.h +++ b/arch/sh/include/uapi/asm/hw_breakpoint.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * There isn't anything here anymore, but the file must not be empty or patch * will delete it. diff --git a/arch/sh/include/uapi/asm/ioctls.h b/arch/sh/include/uapi/asm/ioctls.h index 342241079760..11866d4f60e1 100644 --- a/arch/sh/include/uapi/asm/ioctls.h +++ b/arch/sh/include/uapi/asm/ioctls.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_IOCTLS_H #define __ASM_SH_IOCTLS_H @@ -83,6 +84,8 @@ #define TCSETS2 _IOW('T', 43, struct termios2) #define TCSETSW2 _IOW('T', 44, struct termios2) #define TCSETSF2 _IOW('T', 45, struct termios2) +#define TIOCGRS485 _IOR('T', 46, struct serial_rs485) +#define TIOCSRS485 _IOWR('T', 47, struct serial_rs485) #define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ #define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */ #define TIOCGDEV _IOR('T',0x32, unsigned int) /* Get primary device node of /dev/console */ @@ -91,6 +94,9 @@ #define TIOCGPKT _IOR('T', 0x38, int) /* Get packet mode state */ #define TIOCGPTLCK _IOR('T', 0x39, int) /* Get Pty lock state */ #define TIOCGEXCL _IOR('T', 0x40, int) /* Get exclusive mode state */ +#define TIOCGPTPEER _IO('T', 0x41) /* Safely open the slave */ +#define TIOCGISO7816 _IOR('T', 0x42, struct serial_iso7816) +#define TIOCSISO7816 _IOWR('T', 0x43, struct serial_iso7816) #define TIOCSERCONFIG _IO('T', 83) /* 0x5453 */ #define TIOCSERGWILD _IOR('T', 84, int) /* 0x5454 */ diff --git a/arch/sh/include/uapi/asm/posix_types.h b/arch/sh/include/uapi/asm/posix_types.h index dc55e5adfe1e..adc998a64c76 100644 --- a/arch/sh/include/uapi/asm/posix_types.h +++ b/arch/sh/include/uapi/asm/posix_types.h @@ -1,7 +1,2 @@ -#ifndef __KERNEL__ -# ifdef __SH5__ -# include <asm/posix_types_64.h> -# else -# include <asm/posix_types_32.h> -# endif -#endif /* __KERNEL__ */ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#include <asm/posix_types_32.h> diff --git a/arch/sh/include/uapi/asm/posix_types_32.h b/arch/sh/include/uapi/asm/posix_types_32.h index ba0bdc423b07..ea0f51d1ac55 100644 --- a/arch/sh/include/uapi/asm/posix_types_32.h +++ b/arch/sh/include/uapi/asm/posix_types_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_POSIX_TYPES_32_H #define __ASM_SH_POSIX_TYPES_32_H diff --git a/arch/sh/include/uapi/asm/posix_types_64.h b/arch/sh/include/uapi/asm/posix_types_64.h deleted file mode 100644 index 244f7e950e17..000000000000 --- a/arch/sh/include/uapi/asm/posix_types_64.h +++ /dev/null @@ -1,28 +0,0 @@ -#ifndef __ASM_SH_POSIX_TYPES_64_H -#define __ASM_SH_POSIX_TYPES_64_H - -typedef unsigned short __kernel_mode_t; -#define __kernel_mode_t __kernel_mode_t -typedef unsigned short __kernel_ipc_pid_t; -#define __kernel_ipc_pid_t __kernel_ipc_pid_t -typedef unsigned short __kernel_uid_t; -#define __kernel_uid_t __kernel_uid_t -typedef unsigned short __kernel_gid_t; -#define __kernel_gid_t __kernel_gid_t -typedef long unsigned int __kernel_size_t; -#define __kernel_size_t __kernel_size_t -typedef int __kernel_ssize_t; -#define __kernel_ssize_t __kernel_ssize_t -typedef int __kernel_ptrdiff_t; -#define __kernel_ptrdiff_t __kernel_ptrdiff_t - -typedef unsigned short __kernel_old_uid_t; -#define __kernel_old_uid_t __kernel_old_uid_t -typedef unsigned short __kernel_old_gid_t; -#define __kernel_old_gid_t __kernel_old_gid_t -typedef unsigned short __kernel_old_dev_t; -#define __kernel_old_dev_t __kernel_old_dev_t - -#include <asm-generic/posix_types.h> - -#endif /* __ASM_SH_POSIX_TYPES_64_H */ diff --git a/arch/sh/include/uapi/asm/ptrace.h b/arch/sh/include/uapi/asm/ptrace.h index 8b8c5aca9c28..5c88e46b7773 100644 --- a/arch/sh/include/uapi/asm/ptrace.h +++ b/arch/sh/include/uapi/asm/ptrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* * Copyright (C) 1999, 2000 Niibe Yutaka */ @@ -24,11 +25,6 @@ #define PT_DATA_ADDR 248 /* &(struct user)->start_data */ #define PT_TEXT_LEN 252 -#if defined(__SH5__) || defined(CONFIG_CPU_SH5) -#include <asm/ptrace_64.h> -#else #include <asm/ptrace_32.h> -#endif - #endif /* _UAPI__ASM_SH_PTRACE_H */ diff --git a/arch/sh/include/uapi/asm/ptrace_32.h b/arch/sh/include/uapi/asm/ptrace_32.h index 926e0cefc2bb..dc8a26015018 100644 --- a/arch/sh/include/uapi/asm/ptrace_32.h +++ b/arch/sh/include/uapi/asm/ptrace_32.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI__ASM_SH_PTRACE_32_H #define _UAPI__ASM_SH_PTRACE_32_H diff --git a/arch/sh/include/uapi/asm/ptrace_64.h b/arch/sh/include/uapi/asm/ptrace_64.h deleted file mode 100644 index 0e52ee83e946..000000000000 --- a/arch/sh/include/uapi/asm/ptrace_64.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef _UAPI__ASM_SH_PTRACE_64_H -#define _UAPI__ASM_SH_PTRACE_64_H - -struct pt_regs { - unsigned long long pc; - unsigned long long sr; - long long syscall_nr; - unsigned long long regs[63]; - unsigned long long tregs[8]; - unsigned long long pad[2]; -}; - - -#endif /* _UAPI__ASM_SH_PTRACE_64_H */ diff --git a/arch/sh/include/uapi/asm/setup.h b/arch/sh/include/uapi/asm/setup.h deleted file mode 100644 index 552df83f1a49..000000000000 --- a/arch/sh/include/uapi/asm/setup.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/setup.h> diff --git a/arch/sh/include/uapi/asm/sigcontext.h b/arch/sh/include/uapi/asm/sigcontext.h index 8ce1435bc0bf..a9cc8bad0f36 100644 --- a/arch/sh/include/uapi/asm/sigcontext.h +++ b/arch/sh/include/uapi/asm/sigcontext.h @@ -1,21 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_SIGCONTEXT_H #define __ASM_SH_SIGCONTEXT_H struct sigcontext { unsigned long oldmask; -#if defined(__SH5__) || defined(CONFIG_CPU_SH5) - /* CPU registers */ - unsigned long long sc_regs[63]; - unsigned long long sc_tregs[8]; - unsigned long long sc_pc; - unsigned long long sc_sr; - - /* FPU registers */ - unsigned long long sc_fpregs[32]; - unsigned int sc_fpscr; - unsigned int sc_fpvalid; -#else /* CPU registers */ unsigned long sc_regs[16]; unsigned long sc_pc; @@ -25,16 +14,12 @@ struct sigcontext { unsigned long sc_mach; unsigned long sc_macl; -#if defined(__SH4__) || defined(CONFIG_CPU_SH4) || \ - defined(__SH2A__) || defined(CONFIG_CPU_SH2A) /* FPU registers */ unsigned long sc_fpregs[16]; unsigned long sc_xfpregs[16]; unsigned int sc_fpscr; unsigned int sc_fpul; unsigned int sc_ownedfp; -#endif -#endif }; #endif /* __ASM_SH_SIGCONTEXT_H */ diff --git a/arch/sh/include/uapi/asm/signal.h b/arch/sh/include/uapi/asm/signal.h index cb96d02f55a4..97299daddef5 100644 --- a/arch/sh/include/uapi/asm/signal.h +++ b/arch/sh/include/uapi/asm/signal.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_SIGNAL_H #define __ASM_SH_SIGNAL_H diff --git a/arch/sh/include/uapi/asm/sockios.h b/arch/sh/include/uapi/asm/sockios.h index cf8b96b1f9ab..ef01ced9e169 100644 --- a/arch/sh/include/uapi/asm/sockios.h +++ b/arch/sh/include/uapi/asm/sockios.h @@ -1,6 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_SOCKIOS_H #define __ASM_SH_SOCKIOS_H +#include <linux/time_types.h> + /* Socket-level I/O control calls. */ #define FIOGETOWN _IOR('f', 123, int) #define FIOSETOWN _IOW('f', 124, int) @@ -9,6 +12,7 @@ #define SIOCSPGRP _IOW('s', 8, pid_t) #define SIOCGPGRP _IOR('s', 9, pid_t) -#define SIOCGSTAMP _IOR('s', 100, struct timeval) /* Get stamp (timeval) */ -#define SIOCGSTAMPNS _IOR('s', 101, struct timespec) /* Get stamp (timespec) */ +#define SIOCGSTAMP_OLD _IOR('s', 100, struct __kernel_old_timeval) /* Get stamp (timeval) */ +#define SIOCGSTAMPNS_OLD _IOR('s', 101, struct __kernel_old_timespec) /* Get stamp (timespec) */ + #endif /* __ASM_SH_SOCKIOS_H */ diff --git a/arch/sh/include/uapi/asm/stat.h b/arch/sh/include/uapi/asm/stat.h index e1810cc6e3da..b0ca755ea08d 100644 --- a/arch/sh/include/uapi/asm/stat.h +++ b/arch/sh/include/uapi/asm/stat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_STAT_H #define __ASM_SH_STAT_H @@ -15,66 +16,6 @@ struct __old_kernel_stat { unsigned long st_ctime; }; -#if defined(__SH5__) || defined(CONFIG_CPU_SH5) -struct stat { - unsigned short st_dev; - unsigned short __pad1; - unsigned long st_ino; - unsigned short st_mode; - unsigned short st_nlink; - unsigned short st_uid; - unsigned short st_gid; - unsigned short st_rdev; - unsigned short __pad2; - unsigned long st_size; - unsigned long st_blksize; - unsigned long st_blocks; - unsigned long st_atime; - unsigned long st_atime_nsec; - unsigned long st_mtime; - unsigned long st_mtime_nsec; - unsigned long st_ctime; - unsigned long st_ctime_nsec; - unsigned long __unused4; - unsigned long __unused5; -}; - -/* This matches struct stat64 in glibc2.1, hence the absolutely - * insane amounts of padding around dev_t's. - */ -struct stat64 { - unsigned short st_dev; - unsigned char __pad0[10]; - - unsigned long st_ino; - unsigned int st_mode; - unsigned int st_nlink; - - unsigned long st_uid; - unsigned long st_gid; - - unsigned short st_rdev; - unsigned char __pad3[10]; - - long long st_size; - unsigned long st_blksize; - - unsigned long st_blocks; /* Number 512-byte blocks allocated. */ - unsigned long __pad4; /* future possible st_blocks high bits */ - - unsigned long st_atime; - unsigned long st_atime_nsec; - - unsigned long st_mtime; - unsigned long st_mtime_nsec; - - unsigned long st_ctime; - unsigned long st_ctime_nsec; /* will be high 32 bits of ctime someday */ - - unsigned long __unused1; - unsigned long __unused2; -}; -#else struct stat { unsigned long st_dev; unsigned long st_ino; @@ -133,6 +74,5 @@ struct stat64 { }; #define STAT_HAVE_NSEC 1 -#endif #endif /* __ASM_SH_STAT_H */ diff --git a/arch/sh/include/uapi/asm/swab.h b/arch/sh/include/uapi/asm/swab.h index 1cd09767a7a3..c727d381a30a 100644 --- a/arch/sh/include/uapi/asm/swab.h +++ b/arch/sh/include/uapi/asm/swab.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_SH_SWAB_H #define __ASM_SH_SWAB_H @@ -12,14 +13,9 @@ static inline __attribute_const__ __u32 __arch_swab32(__u32 x) { __asm__( -#ifdef __SH5__ - "byterev %1, %0\n\t" - "shari %0, 32, %0" -#else "swap.b %1, %0\n\t" "swap.w %0, %0\n\t" "swap.b %0, %0" -#endif : "=r" (x) : "r" (x)); @@ -30,12 +26,7 @@ static inline __attribute_const__ __u32 __arch_swab32(__u32 x) static inline __attribute_const__ __u16 __arch_swab16(__u16 x) { __asm__( -#ifdef __SH5__ - "byterev %1, %0\n\t" - "shari %0, 32, %0" -#else "swap.b %1, %0" -#endif : "=r" (x) : "r" (x)); diff --git a/arch/sh/include/uapi/asm/types.h b/arch/sh/include/uapi/asm/types.h deleted file mode 100644 index b9e79bc580dd..000000000000 --- a/arch/sh/include/uapi/asm/types.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-generic/types.h> diff --git a/arch/sh/include/uapi/asm/unistd.h b/arch/sh/include/uapi/asm/unistd.h index eeef88dd53ce..0f7c7772a2fb 100644 --- a/arch/sh/include/uapi/asm/unistd.h +++ b/arch/sh/include/uapi/asm/unistd.h @@ -1,7 +1,2 @@ -#ifndef __KERNEL__ -# ifdef __SH5__ -# include <asm/unistd_64.h> -# else -# include <asm/unistd_32.h> -# endif -#endif +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#include <asm/unistd_32.h> diff --git a/arch/sh/include/uapi/asm/unistd_32.h b/arch/sh/include/uapi/asm/unistd_32.h deleted file mode 100644 index d13a1d623736..000000000000 --- a/arch/sh/include/uapi/asm/unistd_32.h +++ /dev/null @@ -1,386 +0,0 @@ -#ifndef __ASM_SH_UNISTD_32_H -#define __ASM_SH_UNISTD_32_H - -/* - * Copyright (C) 1999 Niibe Yutaka - */ - -/* - * This file contains the system call numbers. - */ - -#define __NR_restart_syscall 0 -#define __NR_exit 1 -#define __NR_fork 2 -#define __NR_read 3 -#define __NR_write 4 -#define __NR_open 5 -#define __NR_close 6 -#define __NR_waitpid 7 -#define __NR_creat 8 -#define __NR_link 9 -#define __NR_unlink 10 -#define __NR_execve 11 -#define __NR_chdir 12 -#define __NR_time 13 -#define __NR_mknod 14 -#define __NR_chmod 15 -#define __NR_lchown 16 - /* 17 was sys_break */ -#define __NR_oldstat 18 -#define __NR_lseek 19 -#define __NR_getpid 20 -#define __NR_mount 21 -#define __NR_umount 22 -#define __NR_setuid 23 -#define __NR_getuid 24 -#define __NR_stime 25 -#define __NR_ptrace 26 -#define __NR_alarm 27 -#define __NR_oldfstat 28 -#define __NR_pause 29 -#define __NR_utime 30 - /* 31 was sys_stty */ - /* 32 was sys_gtty */ -#define __NR_access 33 -#define __NR_nice 34 - /* 35 was sys_ftime */ -#define __NR_sync 36 -#define __NR_kill 37 -#define __NR_rename 38 -#define __NR_mkdir 39 -#define __NR_rmdir 40 -#define __NR_dup 41 -#define __NR_pipe 42 -#define __NR_times 43 - /* 44 was sys_prof */ -#define __NR_brk 45 -#define __NR_setgid 46 -#define __NR_getgid 47 -#define __NR_signal 48 -#define __NR_geteuid 49 -#define __NR_getegid 50 -#define __NR_acct 51 -#define __NR_umount2 52 - /* 53 was sys_lock */ -#define __NR_ioctl 54 -#define __NR_fcntl 55 - /* 56 was sys_mpx */ -#define __NR_setpgid 57 - /* 58 was sys_ulimit */ - /* 59 was sys_olduname */ -#define __NR_umask 60 -#define __NR_chroot 61 -#define __NR_ustat 62 -#define __NR_dup2 63 -#define __NR_getppid 64 -#define __NR_getpgrp 65 -#define __NR_setsid 66 -#define __NR_sigaction 67 -#define __NR_sgetmask 68 -#define __NR_ssetmask 69 -#define __NR_setreuid 70 -#define __NR_setregid 71 -#define __NR_sigsuspend 72 -#define __NR_sigpending 73 -#define __NR_sethostname 74 -#define __NR_setrlimit 75 -#define __NR_getrlimit 76 /* Back compatible 2Gig limited rlimit */ -#define __NR_getrusage 77 -#define __NR_gettimeofday 78 -#define __NR_settimeofday 79 -#define __NR_getgroups 80 -#define __NR_setgroups 81 - /* 82 was sys_oldselect */ -#define __NR_symlink 83 -#define __NR_oldlstat 84 -#define __NR_readlink 85 -#define __NR_uselib 86 -#define __NR_swapon 87 -#define __NR_reboot 88 -#define __NR_readdir 89 -#define __NR_mmap 90 -#define __NR_munmap 91 -#define __NR_truncate 92 -#define __NR_ftruncate 93 -#define __NR_fchmod 94 -#define __NR_fchown 95 -#define __NR_getpriority 96 -#define __NR_setpriority 97 - /* 98 was sys_profil */ -#define __NR_statfs 99 -#define __NR_fstatfs 100 - /* 101 was sys_ioperm */ -#define __NR_socketcall 102 -#define __NR_syslog 103 -#define __NR_setitimer 104 -#define __NR_getitimer 105 -#define __NR_stat 106 -#define __NR_lstat 107 -#define __NR_fstat 108 -#define __NR_olduname 109 - /* 110 was sys_iopl */ -#define __NR_vhangup 111 - /* 112 was sys_idle */ - /* 113 was sys_vm86old */ -#define __NR_wait4 114 -#define __NR_swapoff 115 -#define __NR_sysinfo 116 -#define __NR_ipc 117 -#define __NR_fsync 118 -#define __NR_sigreturn 119 -#define __NR_clone 120 -#define __NR_setdomainname 121 -#define __NR_uname 122 -#define __NR_cacheflush 123 -#define __NR_adjtimex 124 -#define __NR_mprotect 125 -#define __NR_sigprocmask 126 - /* 127 was sys_create_module */ -#define __NR_init_module 128 -#define __NR_delete_module 129 - /* 130 was sys_get_kernel_syms */ -#define __NR_quotactl 131 -#define __NR_getpgid 132 -#define __NR_fchdir 133 -#define __NR_bdflush 134 -#define __NR_sysfs 135 -#define __NR_personality 136 - /* 137 was sys_afs_syscall */ -#define __NR_setfsuid 138 -#define __NR_setfsgid 139 -#define __NR__llseek 140 -#define __NR_getdents 141 -#define __NR__newselect 142 -#define __NR_flock 143 -#define __NR_msync 144 -#define __NR_readv 145 -#define __NR_writev 146 -#define __NR_getsid 147 -#define __NR_fdatasync 148 -#define __NR__sysctl 149 -#define __NR_mlock 150 -#define __NR_munlock 151 -#define __NR_mlockall 152 -#define __NR_munlockall 153 -#define __NR_sched_setparam 154 -#define __NR_sched_getparam 155 -#define __NR_sched_setscheduler 156 -#define __NR_sched_getscheduler 157 -#define __NR_sched_yield 158 -#define __NR_sched_get_priority_max 159 -#define __NR_sched_get_priority_min 160 -#define __NR_sched_rr_get_interval 161 -#define __NR_nanosleep 162 -#define __NR_mremap 163 -#define __NR_setresuid 164 -#define __NR_getresuid 165 - /* 166 was sys_vm86 */ - /* 167 was sys_query_module */ -#define __NR_poll 168 -#define __NR_nfsservctl 169 -#define __NR_setresgid 170 -#define __NR_getresgid 171 -#define __NR_prctl 172 -#define __NR_rt_sigreturn 173 -#define __NR_rt_sigaction 174 -#define __NR_rt_sigprocmask 175 -#define __NR_rt_sigpending 176 -#define __NR_rt_sigtimedwait 177 -#define __NR_rt_sigqueueinfo 178 -#define __NR_rt_sigsuspend 179 -#define __NR_pread64 180 -#define __NR_pwrite64 181 -#define __NR_chown 182 -#define __NR_getcwd 183 -#define __NR_capget 184 -#define __NR_capset 185 -#define __NR_sigaltstack 186 -#define __NR_sendfile 187 - /* 188 reserved for sys_getpmsg */ - /* 189 reserved for sys_putpmsg */ -#define __NR_vfork 190 -#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ -#define __NR_mmap2 192 -#define __NR_truncate64 193 -#define __NR_ftruncate64 194 -#define __NR_stat64 195 -#define __NR_lstat64 196 -#define __NR_fstat64 197 -#define __NR_lchown32 198 -#define __NR_getuid32 199 -#define __NR_getgid32 200 -#define __NR_geteuid32 201 -#define __NR_getegid32 202 -#define __NR_setreuid32 203 -#define __NR_setregid32 204 -#define __NR_getgroups32 205 -#define __NR_setgroups32 206 -#define __NR_fchown32 207 -#define __NR_setresuid32 208 -#define __NR_getresuid32 209 -#define __NR_setresgid32 210 -#define __NR_getresgid32 211 -#define __NR_chown32 212 -#define __NR_setuid32 213 -#define __NR_setgid32 214 -#define __NR_setfsuid32 215 -#define __NR_setfsgid32 216 -#define __NR_pivot_root 217 -#define __NR_mincore 218 -#define __NR_madvise 219 -#define __NR_getdents64 220 -#define __NR_fcntl64 221 - /* 222 is reserved for tux */ - /* 223 is unused */ -#define __NR_gettid 224 -#define __NR_readahead 225 -#define __NR_setxattr 226 -#define __NR_lsetxattr 227 -#define __NR_fsetxattr 228 -#define __NR_getxattr 229 -#define __NR_lgetxattr 230 -#define __NR_fgetxattr 231 -#define __NR_listxattr 232 -#define __NR_llistxattr 233 -#define __NR_flistxattr 234 -#define __NR_removexattr 235 -#define __NR_lremovexattr 236 -#define __NR_fremovexattr 237 -#define __NR_tkill 238 -#define __NR_sendfile64 239 -#define __NR_futex 240 -#define __NR_sched_setaffinity 241 -#define __NR_sched_getaffinity 242 - /* 243 is reserved for set_thread_area */ - /* 244 is reserved for get_thread_area */ -#define __NR_io_setup 245 -#define __NR_io_destroy 246 -#define __NR_io_getevents 247 -#define __NR_io_submit 248 -#define __NR_io_cancel 249 -#define __NR_fadvise64 250 - /* 251 is unused */ -#define __NR_exit_group 252 -#define __NR_lookup_dcookie 253 -#define __NR_epoll_create 254 -#define __NR_epoll_ctl 255 -#define __NR_epoll_wait 256 -#define __NR_remap_file_pages 257 -#define __NR_set_tid_address 258 -#define __NR_timer_create 259 -#define __NR_timer_settime (__NR_timer_create+1) -#define __NR_timer_gettime (__NR_timer_create+2) -#define __NR_timer_getoverrun (__NR_timer_create+3) -#define __NR_timer_delete (__NR_timer_create+4) -#define __NR_clock_settime (__NR_timer_create+5) -#define __NR_clock_gettime (__NR_timer_create+6) -#define __NR_clock_getres (__NR_timer_create+7) -#define __NR_clock_nanosleep (__NR_timer_create+8) -#define __NR_statfs64 268 -#define __NR_fstatfs64 269 -#define __NR_tgkill 270 -#define __NR_utimes 271 -#define __NR_fadvise64_64 272 - /* 273 is reserved for vserver */ -#define __NR_mbind 274 -#define __NR_get_mempolicy 275 -#define __NR_set_mempolicy 276 -#define __NR_mq_open 277 -#define __NR_mq_unlink (__NR_mq_open+1) -#define __NR_mq_timedsend (__NR_mq_open+2) -#define __NR_mq_timedreceive (__NR_mq_open+3) -#define __NR_mq_notify (__NR_mq_open+4) -#define __NR_mq_getsetattr (__NR_mq_open+5) -#define __NR_kexec_load 283 -#define __NR_waitid 284 -#define __NR_add_key 285 -#define __NR_request_key 286 -#define __NR_keyctl 287 -#define __NR_ioprio_set 288 -#define __NR_ioprio_get 289 -#define __NR_inotify_init 290 -#define __NR_inotify_add_watch 291 -#define __NR_inotify_rm_watch 292 - /* 293 is unused */ -#define __NR_migrate_pages 294 -#define __NR_openat 295 -#define __NR_mkdirat 296 -#define __NR_mknodat 297 -#define __NR_fchownat 298 -#define __NR_futimesat 299 -#define __NR_fstatat64 300 -#define __NR_unlinkat 301 -#define __NR_renameat 302 -#define __NR_linkat 303 -#define __NR_symlinkat 304 -#define __NR_readlinkat 305 -#define __NR_fchmodat 306 -#define __NR_faccessat 307 -#define __NR_pselect6 308 -#define __NR_ppoll 309 -#define __NR_unshare 310 -#define __NR_set_robust_list 311 -#define __NR_get_robust_list 312 -#define __NR_splice 313 -#define __NR_sync_file_range 314 -#define __NR_tee 315 -#define __NR_vmsplice 316 -#define __NR_move_pages 317 -#define __NR_getcpu 318 -#define __NR_epoll_pwait 319 -#define __NR_utimensat 320 -#define __NR_signalfd 321 -#define __NR_timerfd_create 322 -#define __NR_eventfd 323 -#define __NR_fallocate 324 -#define __NR_timerfd_settime 325 -#define __NR_timerfd_gettime 326 -#define __NR_signalfd4 327 -#define __NR_eventfd2 328 -#define __NR_epoll_create1 329 -#define __NR_dup3 330 -#define __NR_pipe2 331 -#define __NR_inotify_init1 332 -#define __NR_preadv 333 -#define __NR_pwritev 334 -#define __NR_rt_tgsigqueueinfo 335 -#define __NR_perf_event_open 336 -#define __NR_fanotify_init 337 -#define __NR_fanotify_mark 338 -#define __NR_prlimit64 339 - -/* Non-multiplexed socket family */ -#define __NR_socket 340 -#define __NR_bind 341 -#define __NR_connect 342 -#define __NR_listen 343 -#define __NR_accept 344 -#define __NR_getsockname 345 -#define __NR_getpeername 346 -#define __NR_socketpair 347 -#define __NR_send 348 -#define __NR_sendto 349 -#define __NR_recv 350 -#define __NR_recvfrom 351 -#define __NR_shutdown 352 -#define __NR_setsockopt 353 -#define __NR_getsockopt 354 -#define __NR_sendmsg 355 -#define __NR_recvmsg 356 -#define __NR_recvmmsg 357 -#define __NR_accept4 358 -#define __NR_name_to_handle_at 359 -#define __NR_open_by_handle_at 360 -#define __NR_clock_adjtime 361 -#define __NR_syncfs 362 -#define __NR_sendmmsg 363 -#define __NR_setns 364 -#define __NR_process_vm_readv 365 -#define __NR_process_vm_writev 366 -#define __NR_kcmp 367 -#define __NR_finit_module 368 - -#define NR_syscalls 369 - -#endif /* __ASM_SH_UNISTD_32_H */ diff --git a/arch/sh/include/uapi/asm/unistd_64.h b/arch/sh/include/uapi/asm/unistd_64.h deleted file mode 100644 index e6820c86e8c7..000000000000 --- a/arch/sh/include/uapi/asm/unistd_64.h +++ /dev/null @@ -1,406 +0,0 @@ -#ifndef __ASM_SH_UNISTD_64_H -#define __ASM_SH_UNISTD_64_H - -/* - * include/asm-sh/unistd_64.h - * - * This file contains the system call numbers. - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 - 2007 Paul Mundt - * Copyright (C) 2004 Sean McGoogan - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#define __NR_restart_syscall 0 -#define __NR_exit 1 -#define __NR_fork 2 -#define __NR_read 3 -#define __NR_write 4 -#define __NR_open 5 -#define __NR_close 6 -#define __NR_waitpid 7 -#define __NR_creat 8 -#define __NR_link 9 -#define __NR_unlink 10 -#define __NR_execve 11 -#define __NR_chdir 12 -#define __NR_time 13 -#define __NR_mknod 14 -#define __NR_chmod 15 -#define __NR_lchown 16 - /* 17 was sys_break */ -#define __NR_oldstat 18 -#define __NR_lseek 19 -#define __NR_getpid 20 -#define __NR_mount 21 -#define __NR_umount 22 -#define __NR_setuid 23 -#define __NR_getuid 24 -#define __NR_stime 25 -#define __NR_ptrace 26 -#define __NR_alarm 27 -#define __NR_oldfstat 28 -#define __NR_pause 29 -#define __NR_utime 30 - /* 31 was sys_stty */ - /* 32 was sys_gtty */ -#define __NR_access 33 -#define __NR_nice 34 - /* 35 was sys_ftime */ -#define __NR_sync 36 -#define __NR_kill 37 -#define __NR_rename 38 -#define __NR_mkdir 39 -#define __NR_rmdir 40 -#define __NR_dup 41 -#define __NR_pipe 42 -#define __NR_times 43 - /* 44 was sys_prof */ -#define __NR_brk 45 -#define __NR_setgid 46 -#define __NR_getgid 47 -#define __NR_signal 48 -#define __NR_geteuid 49 -#define __NR_getegid 50 -#define __NR_acct 51 -#define __NR_umount2 52 - /* 53 was sys_lock */ -#define __NR_ioctl 54 -#define __NR_fcntl 55 - /* 56 was sys_mpx */ -#define __NR_setpgid 57 - /* 58 was sys_ulimit */ - /* 59 was sys_olduname */ -#define __NR_umask 60 -#define __NR_chroot 61 -#define __NR_ustat 62 -#define __NR_dup2 63 -#define __NR_getppid 64 -#define __NR_getpgrp 65 -#define __NR_setsid 66 -#define __NR_sigaction 67 -#define __NR_sgetmask 68 -#define __NR_ssetmask 69 -#define __NR_setreuid 70 -#define __NR_setregid 71 -#define __NR_sigsuspend 72 -#define __NR_sigpending 73 -#define __NR_sethostname 74 -#define __NR_setrlimit 75 -#define __NR_getrlimit 76 /* Back compatible 2Gig limited rlimit */ -#define __NR_getrusage 77 -#define __NR_gettimeofday 78 -#define __NR_settimeofday 79 -#define __NR_getgroups 80 -#define __NR_setgroups 81 - /* 82 was sys_select */ -#define __NR_symlink 83 -#define __NR_oldlstat 84 -#define __NR_readlink 85 -#define __NR_uselib 86 -#define __NR_swapon 87 -#define __NR_reboot 88 -#define __NR_readdir 89 -#define __NR_mmap 90 -#define __NR_munmap 91 -#define __NR_truncate 92 -#define __NR_ftruncate 93 -#define __NR_fchmod 94 -#define __NR_fchown 95 -#define __NR_getpriority 96 -#define __NR_setpriority 97 - /* 98 was sys_profil */ -#define __NR_statfs 99 -#define __NR_fstatfs 100 - /* 101 was sys_ioperm */ -#define __NR_socketcall 102 /* old implementation of socket systemcall */ -#define __NR_syslog 103 -#define __NR_setitimer 104 -#define __NR_getitimer 105 -#define __NR_stat 106 -#define __NR_lstat 107 -#define __NR_fstat 108 -#define __NR_olduname 109 - /* 110 was sys_iopl */ -#define __NR_vhangup 111 - /* 112 was sys_idle */ - /* 113 was sys_vm86old */ -#define __NR_wait4 114 -#define __NR_swapoff 115 -#define __NR_sysinfo 116 -#define __NR_ipc 117 -#define __NR_fsync 118 -#define __NR_sigreturn 119 -#define __NR_clone 120 -#define __NR_setdomainname 121 -#define __NR_uname 122 -#define __NR_cacheflush 123 -#define __NR_adjtimex 124 -#define __NR_mprotect 125 -#define __NR_sigprocmask 126 - /* 127 was sys_create_module */ -#define __NR_init_module 128 -#define __NR_delete_module 129 - /* 130 was sys_get_kernel_syms */ -#define __NR_quotactl 131 -#define __NR_getpgid 132 -#define __NR_fchdir 133 -#define __NR_bdflush 134 -#define __NR_sysfs 135 -#define __NR_personality 136 - /* 137 was sys_afs_syscall */ -#define __NR_setfsuid 138 -#define __NR_setfsgid 139 -#define __NR__llseek 140 -#define __NR_getdents 141 -#define __NR__newselect 142 -#define __NR_flock 143 -#define __NR_msync 144 -#define __NR_readv 145 -#define __NR_writev 146 -#define __NR_getsid 147 -#define __NR_fdatasync 148 -#define __NR__sysctl 149 -#define __NR_mlock 150 -#define __NR_munlock 151 -#define __NR_mlockall 152 -#define __NR_munlockall 153 -#define __NR_sched_setparam 154 -#define __NR_sched_getparam 155 -#define __NR_sched_setscheduler 156 -#define __NR_sched_getscheduler 157 -#define __NR_sched_yield 158 -#define __NR_sched_get_priority_max 159 -#define __NR_sched_get_priority_min 160 -#define __NR_sched_rr_get_interval 161 -#define __NR_nanosleep 162 -#define __NR_mremap 163 -#define __NR_setresuid 164 -#define __NR_getresuid 165 - /* 166 was sys_vm86 */ - /* 167 was sys_query_module */ -#define __NR_poll 168 -#define __NR_nfsservctl 169 -#define __NR_setresgid 170 -#define __NR_getresgid 171 -#define __NR_prctl 172 -#define __NR_rt_sigreturn 173 -#define __NR_rt_sigaction 174 -#define __NR_rt_sigprocmask 175 -#define __NR_rt_sigpending 176 -#define __NR_rt_sigtimedwait 177 -#define __NR_rt_sigqueueinfo 178 -#define __NR_rt_sigsuspend 179 -#define __NR_pread64 180 -#define __NR_pwrite64 181 -#define __NR_chown 182 -#define __NR_getcwd 183 -#define __NR_capget 184 -#define __NR_capset 185 -#define __NR_sigaltstack 186 -#define __NR_sendfile 187 - /* 188 reserved for getpmsg */ - /* 189 reserved for putpmsg */ -#define __NR_vfork 190 -#define __NR_ugetrlimit 191 /* SuS compliant getrlimit */ -#define __NR_mmap2 192 -#define __NR_truncate64 193 -#define __NR_ftruncate64 194 -#define __NR_stat64 195 -#define __NR_lstat64 196 -#define __NR_fstat64 197 -#define __NR_lchown32 198 -#define __NR_getuid32 199 -#define __NR_getgid32 200 -#define __NR_geteuid32 201 -#define __NR_getegid32 202 -#define __NR_setreuid32 203 -#define __NR_setregid32 204 -#define __NR_getgroups32 205 -#define __NR_setgroups32 206 -#define __NR_fchown32 207 -#define __NR_setresuid32 208 -#define __NR_getresuid32 209 -#define __NR_setresgid32 210 -#define __NR_getresgid32 211 -#define __NR_chown32 212 -#define __NR_setuid32 213 -#define __NR_setgid32 214 -#define __NR_setfsuid32 215 -#define __NR_setfsgid32 216 -#define __NR_pivot_root 217 -#define __NR_mincore 218 -#define __NR_madvise 219 - -/* Non-multiplexed socket family */ -#define __NR_socket 220 -#define __NR_bind 221 -#define __NR_connect 222 -#define __NR_listen 223 -#define __NR_accept 224 -#define __NR_getsockname 225 -#define __NR_getpeername 226 -#define __NR_socketpair 227 -#define __NR_send 228 -#define __NR_sendto 229 -#define __NR_recv 230 -#define __NR_recvfrom 231 -#define __NR_shutdown 232 -#define __NR_setsockopt 233 -#define __NR_getsockopt 234 -#define __NR_sendmsg 235 -#define __NR_recvmsg 236 - -/* Non-multiplexed IPC family */ -#define __NR_semop 237 -#define __NR_semget 238 -#define __NR_semctl 239 -#define __NR_msgsnd 240 -#define __NR_msgrcv 241 -#define __NR_msgget 242 -#define __NR_msgctl 243 -#define __NR_shmat 244 -#define __NR_shmdt 245 -#define __NR_shmget 246 -#define __NR_shmctl 247 - -#define __NR_getdents64 248 -#define __NR_fcntl64 249 - /* 250 is reserved for tux */ - /* 251 is unused */ -#define __NR_gettid 252 -#define __NR_readahead 253 -#define __NR_setxattr 254 -#define __NR_lsetxattr 255 -#define __NR_fsetxattr 256 -#define __NR_getxattr 257 -#define __NR_lgetxattr 258 -#define __NR_fgetxattr 269 -#define __NR_listxattr 260 -#define __NR_llistxattr 261 -#define __NR_flistxattr 262 -#define __NR_removexattr 263 -#define __NR_lremovexattr 264 -#define __NR_fremovexattr 265 -#define __NR_tkill 266 -#define __NR_sendfile64 267 -#define __NR_futex 268 -#define __NR_sched_setaffinity 269 -#define __NR_sched_getaffinity 270 - /* 271 is reserved for set_thread_area */ - /* 272 is reserved for get_thread_area */ -#define __NR_io_setup 273 -#define __NR_io_destroy 274 -#define __NR_io_getevents 275 -#define __NR_io_submit 276 -#define __NR_io_cancel 277 -#define __NR_fadvise64 278 - /* 279 is unused */ -#define __NR_exit_group 280 - -#define __NR_lookup_dcookie 281 -#define __NR_epoll_create 282 -#define __NR_epoll_ctl 283 -#define __NR_epoll_wait 284 -#define __NR_remap_file_pages 285 -#define __NR_set_tid_address 286 -#define __NR_timer_create 287 -#define __NR_timer_settime (__NR_timer_create+1) -#define __NR_timer_gettime (__NR_timer_create+2) -#define __NR_timer_getoverrun (__NR_timer_create+3) -#define __NR_timer_delete (__NR_timer_create+4) -#define __NR_clock_settime (__NR_timer_create+5) -#define __NR_clock_gettime (__NR_timer_create+6) -#define __NR_clock_getres (__NR_timer_create+7) -#define __NR_clock_nanosleep (__NR_timer_create+8) -#define __NR_statfs64 296 -#define __NR_fstatfs64 297 -#define __NR_tgkill 298 -#define __NR_utimes 299 -#define __NR_fadvise64_64 300 - /* 301 is reserved for vserver */ - /* 302 is reserved for mbind */ - /* 303 is reserved for get_mempolicy */ - /* 304 is reserved for set_mempolicy */ -#define __NR_mq_open 305 -#define __NR_mq_unlink (__NR_mq_open+1) -#define __NR_mq_timedsend (__NR_mq_open+2) -#define __NR_mq_timedreceive (__NR_mq_open+3) -#define __NR_mq_notify (__NR_mq_open+4) -#define __NR_mq_getsetattr (__NR_mq_open+5) - /* 311 is reserved for kexec */ -#define __NR_waitid 312 -#define __NR_add_key 313 -#define __NR_request_key 314 -#define __NR_keyctl 315 -#define __NR_ioprio_set 316 -#define __NR_ioprio_get 317 -#define __NR_inotify_init 318 -#define __NR_inotify_add_watch 319 -#define __NR_inotify_rm_watch 320 - /* 321 is unused */ -#define __NR_migrate_pages 322 -#define __NR_openat 323 -#define __NR_mkdirat 324 -#define __NR_mknodat 325 -#define __NR_fchownat 326 -#define __NR_futimesat 327 -#define __NR_fstatat64 328 -#define __NR_unlinkat 329 -#define __NR_renameat 330 -#define __NR_linkat 331 -#define __NR_symlinkat 332 -#define __NR_readlinkat 333 -#define __NR_fchmodat 334 -#define __NR_faccessat 335 -#define __NR_pselect6 336 -#define __NR_ppoll 337 -#define __NR_unshare 338 -#define __NR_set_robust_list 339 -#define __NR_get_robust_list 340 -#define __NR_splice 341 -#define __NR_sync_file_range 342 -#define __NR_tee 343 -#define __NR_vmsplice 344 -#define __NR_move_pages 345 -#define __NR_getcpu 346 -#define __NR_epoll_pwait 347 -#define __NR_utimensat 348 -#define __NR_signalfd 349 -#define __NR_timerfd_create 350 -#define __NR_eventfd 351 -#define __NR_fallocate 352 -#define __NR_timerfd_settime 353 -#define __NR_timerfd_gettime 354 -#define __NR_signalfd4 355 -#define __NR_eventfd2 356 -#define __NR_epoll_create1 357 -#define __NR_dup3 358 -#define __NR_pipe2 359 -#define __NR_inotify_init1 360 -#define __NR_preadv 361 -#define __NR_pwritev 362 -#define __NR_rt_tgsigqueueinfo 363 -#define __NR_perf_event_open 364 -#define __NR_recvmmsg 365 -#define __NR_accept4 366 -#define __NR_fanotify_init 367 -#define __NR_fanotify_mark 368 -#define __NR_prlimit64 369 -#define __NR_name_to_handle_at 370 -#define __NR_open_by_handle_at 371 -#define __NR_clock_adjtime 372 -#define __NR_syncfs 373 -#define __NR_sendmmsg 374 -#define __NR_setns 375 -#define __NR_process_vm_readv 376 -#define __NR_process_vm_writev 377 -#define __NR_kcmp 378 -#define __NR_finit_module 379 - -#define NR_syscalls 380 - -#endif /* __ASM_SH_UNISTD_64_H */ diff --git a/arch/sh/kernel/.gitignore b/arch/sh/kernel/.gitignore index c5f676c3c224..bbb90f92d051 100644 --- a/arch/sh/kernel/.gitignore +++ b/arch/sh/kernel/.gitignore @@ -1 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only vmlinux.lds diff --git a/arch/sh/kernel/Makefile b/arch/sh/kernel/Makefile index 261c8bfd75ce..5ef123bc63f8 100644 --- a/arch/sh/kernel/Makefile +++ b/arch/sh/kernel/Makefile @@ -1,8 +1,9 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux/SuperH kernel. # -extra-y := head_$(BITS).o vmlinux.lds +always-$(KBUILD_BUILTIN) := vmlinux.lds ifdef CONFIG_FUNCTION_TRACER # Do not profile debug and lowlevel utilities @@ -11,28 +12,26 @@ endif CFLAGS_REMOVE_return_address.o = -pg -obj-y := debugtraps.o dma-nommu.o dumpstack.o \ - idle.o io.o irq.o irq_$(BITS).o kdebugfs.o \ +obj-y := head_32.o debugtraps.o dumpstack.o \ + idle.o io.o irq.o irq_32.o kdebugfs.o \ machvec.o nmi_debug.o process.o \ - process_$(BITS).o ptrace.o ptrace_$(BITS).o \ + process_32.o ptrace.o ptrace_32.o \ reboot.o return_address.o \ - setup.o signal_$(BITS).o sys_sh.o \ - syscalls_$(BITS).o time.o topology.o traps.o \ - traps_$(BITS).o unwinder.o + setup.o signal_32.o sys_sh.o \ + syscalls_32.o time.o topology.o traps.o \ + traps_32.o unwinder.o -ifndef CONFIG_GENERIC_IOMAP -obj-y += iomap.o -obj-$(CONFIG_HAS_IOPORT) += ioport.o -endif +obj-$(CONFIG_HAS_IOPORT_MAP) += ioport.o -obj-$(CONFIG_SUPERH32) += sys_sh32.o +obj-y += sys_sh32.o obj-y += cpu/ obj-$(CONFIG_VSYSCALL) += vsyscall/ obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_SH_STANDARD_BIOS) += sh_bios.o obj-$(CONFIG_KGDB) += kgdb.o -obj-$(CONFIG_MODULES) += sh_ksyms_$(BITS).o module.o -obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o +obj-$(CONFIG_MODULES) += sh_ksyms_32.o module.o +obj-$(CONFIG_KEXEC_CORE) += machine_kexec.o relocate_kernel.o +obj-$(CONFIG_VMCORE_INFO) += vmcore_info.o obj-$(CONFIG_CRASH_DUMP) += crash_dump.o obj-$(CONFIG_STACKTRACE) += stacktrace.o obj-$(CONFIG_IO_TRAPPED) += io_trapped.o @@ -44,8 +43,5 @@ obj-$(CONFIG_DUMP_CODE) += disassemble.o obj-$(CONFIG_HIBERNATION) += swsusp.o obj-$(CONFIG_DWARF_UNWINDER) += dwarf.o obj-$(CONFIG_PERF_EVENTS) += perf_event.o perf_callchain.o - +obj-$(CONFIG_DMA_NONCOHERENT) += dma-coherent.o obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o -obj-$(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST) += localtimer.o - -ccflags-y := -Werror diff --git a/arch/sh/kernel/asm-offsets.c b/arch/sh/kernel/asm-offsets.c index 08a2be775b6c..429b6a763146 100644 --- a/arch/sh/kernel/asm-offsets.c +++ b/arch/sh/kernel/asm-offsets.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * This program is used to generate definitions needed by * assembly language modules. @@ -7,6 +8,7 @@ * compile this file to assembler, and then extract the * #defines from the assembly-language output. */ +#define COMPILE_OFFSETS #include <linux/stddef.h> #include <linux/types.h> @@ -21,11 +23,9 @@ int main(void) { /* offsets into the thread_info struct */ DEFINE(TI_TASK, offsetof(struct thread_info, task)); - DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain)); DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count)); - DEFINE(TI_RESTART_BLOCK,offsetof(struct thread_info, restart_block)); DEFINE(TI_SIZE, sizeof(struct thread_info)); #ifdef CONFIG_HIBERNATION diff --git a/arch/sh/kernel/cpu/Makefile b/arch/sh/kernel/cpu/Makefile index accc7ca722e1..46118236bf04 100644 --- a/arch/sh/kernel/cpu/Makefile +++ b/arch/sh/kernel/cpu/Makefile @@ -1,12 +1,12 @@ +# SPDX-License-Identifier: GPL-2.0 # -# Makefile for the Linux/SuperH CPU-specifc backends. +# Makefile for the Linux/SuperH CPU-specific backends. # obj-$(CONFIG_CPU_SH2) = sh2/ obj-$(CONFIG_CPU_SH2A) = sh2a/ obj-$(CONFIG_CPU_SH3) = sh3/ obj-$(CONFIG_CPU_SH4) = sh4/ -obj-$(CONFIG_CPU_SH5) = sh5/ # Special cases for family ancestry. diff --git a/arch/sh/kernel/cpu/adc.c b/arch/sh/kernel/cpu/adc.c index d307571d54b6..509136715ed5 100644 --- a/arch/sh/kernel/cpu/adc.c +++ b/arch/sh/kernel/cpu/adc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/kernel/adc.c -- SH3 on-chip ADC support * diff --git a/arch/sh/kernel/cpu/clock-cpg.c b/arch/sh/kernel/cpu/clock-cpg.c index f59b1f30d44b..5b75a384cbf3 100644 --- a/arch/sh/kernel/cpu/clock-cpg.c +++ b/arch/sh/kernel/cpu/clock-cpg.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/clk.h> #include <linux/compiler.h> #include <linux/slab.h> @@ -56,10 +57,13 @@ int __init __deprecated cpg_clk_init(void) clkdev_add_table(lookups, ARRAY_SIZE(lookups)); - clk_add_alias("tmu_fck", NULL, "peripheral_clk", NULL); - clk_add_alias("mtu2_fck", NULL, "peripheral_clk", NULL); - clk_add_alias("cmt_fck", NULL, "peripheral_clk", NULL); - clk_add_alias("sci_ick", NULL, "peripheral_clk", NULL); + clk_add_alias("fck", "sh-tmu-sh3.0", "peripheral_clk", NULL); + clk_add_alias("fck", "sh-tmu.0", "peripheral_clk", NULL); + clk_add_alias("fck", "sh-tmu.1", "peripheral_clk", NULL); + clk_add_alias("fck", "sh-tmu.2", "peripheral_clk", NULL); + clk_add_alias("fck", "sh-mtu2", "peripheral_clk", NULL); + clk_add_alias("fck", "sh-cmt-16.0", "peripheral_clk", NULL); + clk_add_alias("fck", "sh-cmt-32.0", "peripheral_clk", NULL); return ret; } diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index 4187cf4fe185..6fb34410d630 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/clock.c - SuperH clock framework * @@ -9,10 +10,6 @@ * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> * * Modified for omap shared clock framework by Tony Lindgren <tony@atomide.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/init.h> @@ -24,11 +21,13 @@ int __init clk_init(void) { int ret; +#ifndef CONFIG_COMMON_CLK ret = arch_clk_init(); if (unlikely(ret)) { pr_err("%s: CPU clock registration failed.\n", __func__); return ret; } +#endif if (sh_mv.mv_clk_init) { ret = sh_mv.mv_clk_init(); @@ -39,11 +38,13 @@ int __init clk_init(void) } } +#ifndef CONFIG_COMMON_CLK /* Kick the child clocks.. */ recalculate_root_clocks(); /* Enable the necessary init clocks */ clk_enable_init_clocks(); +#endif return ret; } diff --git a/arch/sh/kernel/cpu/fpu.c b/arch/sh/kernel/cpu/fpu.c index f8f7af51c128..fd6db0ab1928 100644 --- a/arch/sh/kernel/cpu/fpu.c +++ b/arch/sh/kernel/cpu/fpu.c @@ -1,8 +1,12 @@ -#include <linux/sched.h> +// SPDX-License-Identifier: GPL-2.0 +#include <linux/sched/signal.h> +#include <linux/sched/task.h> +#include <linux/sched/task_stack.h> #include <linux/slab.h> #include <asm/processor.h> #include <asm/fpu.h> #include <asm/traps.h> +#include <asm/ptrace.h> int init_fpu(struct task_struct *tsk) { @@ -44,7 +48,7 @@ void __fpu_state_restore(void) restore_fpu(tsk); task_thread_info(tsk)->status |= TS_USEDFPU; - tsk->fpu_counter++; + tsk->thread.fpu_counter++; } void fpu_state_restore(struct pt_regs *regs) @@ -58,18 +62,20 @@ void fpu_state_restore(struct pt_regs *regs) } if (!tsk_used_math(tsk)) { - local_irq_enable(); + int ret; /* * does a slab alloc which can sleep */ - if (init_fpu(tsk)) { + local_irq_enable(); + ret = init_fpu(tsk); + local_irq_disable(); + if (ret) { /* * ran out of memory! */ - do_group_exit(SIGKILL); + force_sig(SIGKILL); return; } - local_irq_disable(); } grab_fpu(regs); diff --git a/arch/sh/kernel/cpu/init.c b/arch/sh/kernel/cpu/init.c index 61a07dafcd46..1d008745877f 100644 --- a/arch/sh/kernel/cpu/init.c +++ b/arch/sh/kernel/cpu/init.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/init.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2002 - 2009 Paul Mundt * Copyright (C) 2003 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -16,7 +13,7 @@ #include <linux/log2.h> #include <asm/mmu_context.h> #include <asm/processor.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/page.h> #include <asm/cacheflush.h> #include <asm/cache.h> @@ -43,9 +40,9 @@ * peripherals (nofpu, nodsp, and so forth). */ #define onchip_setup(x) \ -static int x##_disabled __cpuinitdata = !cpu_has_##x; \ +static int x##_disabled = !cpu_has_##x; \ \ -static int __cpuinit x##_setup(char *opts) \ +static int x##_setup(char *opts) \ { \ x##_disabled = 1; \ return 1; \ @@ -59,7 +56,7 @@ onchip_setup(dsp); #define CPUOPM 0xff2f0000 #define CPUOPM_RABD (1 << 5) -static void __cpuinit speculative_execution_init(void) +static void speculative_execution_init(void) { /* Clear RABD */ __raw_writel(__raw_readl(CPUOPM) & ~CPUOPM_RABD, CPUOPM); @@ -78,7 +75,7 @@ static void __cpuinit speculative_execution_init(void) #define EXPMASK_BRDSSLP (1 << 1) #define EXPMASK_MMCAW (1 << 4) -static void __cpuinit expmask_init(void) +static void expmask_init(void) { unsigned long expmask = __raw_readl(EXPMASK); @@ -106,13 +103,13 @@ void __attribute__ ((weak)) l2_cache_init(void) /* * Generic first-level cache init */ -#ifdef CONFIG_SUPERH32 +#if !defined(CONFIG_CPU_J2) static void cache_init(void) { unsigned long ccr, flags; jump_to_uncached(); - ccr = __raw_readl(CCR); + ccr = __raw_readl(SH_CCR); /* * At this point we don't know whether the cache is enabled or not - a @@ -189,7 +186,7 @@ static void cache_init(void) l2_cache_init(); - __raw_writel(flags, CCR); + __raw_writel(flags, SH_CCR); back_to_cached(); } #else @@ -217,7 +214,7 @@ static void detect_cache_shape(void) l2_cache_shape = -1; /* No S-cache */ } -static void __cpuinit fpu_init(void) +static void fpu_init(void) { /* Disable the FPU */ if (fpu_disabled && (current_cpu_data.flags & CPU_HAS_FPU)) { @@ -230,7 +227,7 @@ static void __cpuinit fpu_init(void) } #ifdef CONFIG_SH_DSP -static void __cpuinit release_dsp(void) +static void release_dsp(void) { unsigned long sr; @@ -244,7 +241,7 @@ static void __cpuinit release_dsp(void) ); } -static void __cpuinit dsp_init(void) +static void dsp_init(void) { unsigned long sr; @@ -276,7 +273,7 @@ static void __cpuinit dsp_init(void) release_dsp(); } #else -static inline void __cpuinit dsp_init(void) { } +static inline void dsp_init(void) { } #endif /* CONFIG_SH_DSP */ /** @@ -295,7 +292,7 @@ static inline void __cpuinit dsp_init(void) { } * Each processor family is still responsible for doing its own probing * and cache configuration in cpu_probe(). */ -asmlinkage void __cpuinit cpu_init(void) +asmlinkage void cpu_init(void) { current_thread_info()->cpu = hard_smp_processor_id(); @@ -323,9 +320,13 @@ asmlinkage void __cpuinit cpu_init(void) cache_init(); if (raw_smp_processor_id() == 0) { +#ifdef CONFIG_MMU shm_align_mask = max_t(unsigned long, current_cpu_data.dcache.way_size - 1, PAGE_SIZE - 1); +#else + shm_align_mask = PAGE_SIZE - 1; +#endif /* Boot CPU sets the cache shape */ detect_cache_shape(); diff --git a/arch/sh/kernel/cpu/irq/Makefile b/arch/sh/kernel/cpu/irq/Makefile index f0c7025a67d1..e4578cde46ba 100644 --- a/arch/sh/kernel/cpu/irq/Makefile +++ b/arch/sh/kernel/cpu/irq/Makefile @@ -1,6 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0 # -# Makefile for the Linux/SuperH CPU-specifc IRQ handlers. +# Makefile for the Linux/SuperH CPU-specific IRQ handlers. # -obj-$(CONFIG_SUPERH32) += imask.o -obj-$(CONFIG_CPU_SH5) += intc-sh5.o +obj-y += imask.o obj-$(CONFIG_CPU_HAS_IPR_IRQ) += ipr.o diff --git a/arch/sh/kernel/cpu/irq/imask.c b/arch/sh/kernel/cpu/irq/imask.c index e7f1745bd121..572585c3f2fd 100644 --- a/arch/sh/kernel/cpu/irq/imask.c +++ b/arch/sh/kernel/cpu/irq/imask.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/irq/imask.c * diff --git a/arch/sh/kernel/cpu/irq/intc-sh5.c b/arch/sh/kernel/cpu/irq/intc-sh5.c deleted file mode 100644 index 9e056a3a0c73..000000000000 --- a/arch/sh/kernel/cpu/irq/intc-sh5.c +++ /dev/null @@ -1,197 +0,0 @@ -/* - * arch/sh/kernel/cpu/irq/intc-sh5.c - * - * Interrupt Controller support for SH5 INTC. - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - * Per-interrupt selective. IRLM=0 (Fixed priority) is not - * supported being useless without a cascaded interrupt - * controller. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/io.h> -#include <linux/kernel.h> -#include <linux/bitops.h> -#include <cpu/irq.h> -#include <asm/page.h> - -/* - * Maybe the generic Peripheral block could move to a more - * generic include file. INTC Block will be defined here - * and only here to make INTC self-contained in a single - * file. - */ -#define INTC_BLOCK_OFFSET 0x01000000 - -/* Base */ -#define INTC_BASE PHYS_PERIPHERAL_BLOCK + \ - INTC_BLOCK_OFFSET - -/* Address */ -#define INTC_ICR_SET (intc_virt + 0x0) -#define INTC_ICR_CLEAR (intc_virt + 0x8) -#define INTC_INTPRI_0 (intc_virt + 0x10) -#define INTC_INTSRC_0 (intc_virt + 0x50) -#define INTC_INTSRC_1 (intc_virt + 0x58) -#define INTC_INTREQ_0 (intc_virt + 0x60) -#define INTC_INTREQ_1 (intc_virt + 0x68) -#define INTC_INTENB_0 (intc_virt + 0x70) -#define INTC_INTENB_1 (intc_virt + 0x78) -#define INTC_INTDSB_0 (intc_virt + 0x80) -#define INTC_INTDSB_1 (intc_virt + 0x88) - -#define INTC_ICR_IRLM 0x1 -#define INTC_INTPRI_PREGS 8 /* 8 Priority Registers */ -#define INTC_INTPRI_PPREG 8 /* 8 Priorities per Register */ - - -/* - * Mapper between the vector ordinal and the IRQ number - * passed to kernel/device drivers. - */ -int intc_evt_to_irq[(0xE20/0x20)+1] = { - -1, -1, -1, -1, -1, -1, -1, -1, /* 0x000 - 0x0E0 */ - -1, -1, -1, -1, -1, -1, -1, -1, /* 0x100 - 0x1E0 */ - 0, 0, 0, 0, 0, 1, 0, 0, /* 0x200 - 0x2E0 */ - 2, 0, 0, 3, 0, 0, 0, -1, /* 0x300 - 0x3E0 */ - 32, 33, 34, 35, 36, 37, 38, -1, /* 0x400 - 0x4E0 */ - -1, -1, -1, 63, -1, -1, -1, -1, /* 0x500 - 0x5E0 */ - -1, -1, 18, 19, 20, 21, 22, -1, /* 0x600 - 0x6E0 */ - 39, 40, 41, 42, -1, -1, -1, -1, /* 0x700 - 0x7E0 */ - 4, 5, 6, 7, -1, -1, -1, -1, /* 0x800 - 0x8E0 */ - -1, -1, -1, -1, -1, -1, -1, -1, /* 0x900 - 0x9E0 */ - 12, 13, 14, 15, 16, 17, -1, -1, /* 0xA00 - 0xAE0 */ - -1, -1, -1, -1, -1, -1, -1, -1, /* 0xB00 - 0xBE0 */ - -1, -1, -1, -1, -1, -1, -1, -1, /* 0xC00 - 0xCE0 */ - -1, -1, -1, -1, -1, -1, -1, -1, /* 0xD00 - 0xDE0 */ - -1, -1 /* 0xE00 - 0xE20 */ -}; - -static unsigned long intc_virt; -static int irlm; /* IRL mode */ - -static void enable_intc_irq(struct irq_data *data) -{ - unsigned int irq = data->irq; - unsigned long reg; - unsigned long bitmask; - - if ((irq <= IRQ_IRL3) && (irlm == NO_PRIORITY)) - printk("Trying to use straight IRL0-3 with an encoding platform.\n"); - - if (irq < 32) { - reg = INTC_INTENB_0; - bitmask = 1 << irq; - } else { - reg = INTC_INTENB_1; - bitmask = 1 << (irq - 32); - } - - __raw_writel(bitmask, reg); -} - -static void disable_intc_irq(struct irq_data *data) -{ - unsigned int irq = data->irq; - unsigned long reg; - unsigned long bitmask; - - if (irq < 32) { - reg = INTC_INTDSB_0; - bitmask = 1 << irq; - } else { - reg = INTC_INTDSB_1; - bitmask = 1 << (irq - 32); - } - - __raw_writel(bitmask, reg); -} - -static struct irq_chip intc_irq_type = { - .name = "INTC", - .irq_enable = enable_intc_irq, - .irq_disable = disable_intc_irq, -}; - -void __init plat_irq_setup(void) -{ - unsigned long long __dummy0, __dummy1=~0x00000000100000f0; - unsigned long reg; - int i; - - intc_virt = (unsigned long)ioremap_nocache(INTC_BASE, 1024); - if (!intc_virt) { - panic("Unable to remap INTC\n"); - } - - - /* Set default: per-line enable/disable, priority driven ack/eoi */ - for (i = 0; i < NR_INTC_IRQS; i++) - irq_set_chip_and_handler(i, &intc_irq_type, handle_level_irq); - - - /* Disable all interrupts and set all priorities to 0 to avoid trouble */ - __raw_writel(-1, INTC_INTDSB_0); - __raw_writel(-1, INTC_INTDSB_1); - - for (reg = INTC_INTPRI_0, i = 0; i < INTC_INTPRI_PREGS; i++, reg += 8) - __raw_writel( NO_PRIORITY, reg); - - -#ifdef CONFIG_SH_CAYMAN - { - unsigned long data; - - /* Set IRLM */ - /* If all the priorities are set to 'no priority', then - * assume we are using encoded mode. - */ - irlm = platform_int_priority[IRQ_IRL0] + - platform_int_priority[IRQ_IRL1] + - platform_int_priority[IRQ_IRL2] + - platform_int_priority[IRQ_IRL3]; - if (irlm == NO_PRIORITY) { - /* IRLM = 0 */ - reg = INTC_ICR_CLEAR; - i = IRQ_INTA; - printk("Trying to use encoded IRL0-3. IRLs unsupported.\n"); - } else { - /* IRLM = 1 */ - reg = INTC_ICR_SET; - i = IRQ_IRL0; - } - __raw_writel(INTC_ICR_IRLM, reg); - - /* Set interrupt priorities according to platform description */ - for (data = 0, reg = INTC_INTPRI_0; i < NR_INTC_IRQS; i++) { - data |= platform_int_priority[i] << - ((i % INTC_INTPRI_PPREG) * 4); - if ((i % INTC_INTPRI_PPREG) == (INTC_INTPRI_PPREG - 1)) { - /* Upon the 7th, set Priority Register */ - __raw_writel(data, reg); - data = 0; - reg += 8; - } - } - } -#endif - - /* - * And now let interrupts come in. - * sti() is not enough, we need to - * lower priority, too. - */ - __asm__ __volatile__("getcon " __SR ", %0\n\t" - "and %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy0) - : "r" (__dummy1)); -} diff --git a/arch/sh/kernel/cpu/irq/ipr.c b/arch/sh/kernel/cpu/irq/ipr.c index 5de6dff5c21b..d41bce71f211 100644 --- a/arch/sh/kernel/cpu/irq/ipr.c +++ b/arch/sh/kernel/cpu/irq/ipr.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Interrupt handling for IPR-based IRQ. * @@ -11,10 +12,6 @@ * On-chip supporting modules for SH7709/SH7709A/SH7729. * Hitachi SolutionEngine external I/O: * MS7709SE01, MS7709ASE01, and MS7750SE01 - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/interrupt.h> diff --git a/arch/sh/kernel/cpu/pfc.c b/arch/sh/kernel/cpu/pfc.c index d766564ef7c2..062056ede88d 100644 --- a/arch/sh/kernel/cpu/pfc.c +++ b/arch/sh/kernel/cpu/pfc.c @@ -1,16 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH Pin Function Control Initialization * * Copyright (C) 2012 Renesas Solutions Corp. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/init.h> diff --git a/arch/sh/kernel/cpu/proc.c b/arch/sh/kernel/cpu/proc.c index 9e6624c9108b..5f6d0e827bae 100644 --- a/arch/sh/kernel/cpu/proc.c +++ b/arch/sh/kernel/cpu/proc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/seq_file.h> #include <linux/kernel.h> #include <linux/module.h> @@ -23,10 +24,10 @@ static const char *cpu_name[] = { [CPU_SH7343] = "SH7343", [CPU_SH7785] = "SH7785", [CPU_SH7786] = "SH7786", [CPU_SH7757] = "SH7757", [CPU_SH7722] = "SH7722", [CPU_SHX3] = "SH-X3", - [CPU_SH5_101] = "SH5-101", [CPU_SH5_103] = "SH5-103", [CPU_MXG] = "MX-G", [CPU_SH7723] = "SH7723", [CPU_SH7366] = "SH7366", [CPU_SH7724] = "SH7724", [CPU_SH7372] = "SH7372", [CPU_SH7734] = "SH7734", + [CPU_J2] = "J2", [CPU_SH_NONE] = "Unknown" }; @@ -131,7 +132,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) static void *c_start(struct seq_file *m, loff_t *pos) { - return *pos < NR_CPUS ? cpu_data + *pos : NULL; + return *pos < nr_cpu_ids ? cpu_data + *pos : NULL; } static void *c_next(struct seq_file *m, void *v, loff_t *pos) { diff --git a/arch/sh/kernel/cpu/sh2/Makefile b/arch/sh/kernel/cpu/sh2/Makefile index f0f059acfcfb..214c3a5b184a 100644 --- a/arch/sh/kernel/cpu/sh2/Makefile +++ b/arch/sh/kernel/cpu/sh2/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux/SuperH SH-2 backends. # @@ -5,3 +6,7 @@ obj-y := ex.o probe.o entry.o obj-$(CONFIG_CPU_SUBTYPE_SH7619) += setup-sh7619.o clock-sh7619.o + +# SMP setup +smp-$(CONFIG_CPU_J2) := smp-j2.o +obj-$(CONFIG_SMP) += $(smp-y) diff --git a/arch/sh/kernel/cpu/sh2/clock-sh7619.c b/arch/sh/kernel/cpu/sh2/clock-sh7619.c index e80252ae5bca..d66d194c7731 100644 --- a/arch/sh/kernel/cpu/sh2/clock-sh7619.c +++ b/arch/sh/kernel/cpu/sh2/clock-sh7619.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2/clock-sh7619.c * @@ -7,10 +8,6 @@ * * Based on clock-sh4.c * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh2/entry.S b/arch/sh/kernel/cpu/sh2/entry.S index c8a4331d9b8d..0a1c2bf216bc 100644 --- a/arch/sh/kernel/cpu/sh2/entry.S +++ b/arch/sh/kernel/cpu/sh2/entry.S @@ -1,14 +1,11 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/cpu/sh2/entry.S * * The SH-2 exception entry * * Copyright (C) 2005-2008 Yoshinori Sato * Copyright (C) 2005 AXE,Inc. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/linkage.h> @@ -47,6 +44,13 @@ ENTRY(exception_handler) mov.l r3,@-sp cli mov.l $cpu_mode,r2 +#ifdef CONFIG_SMP + mov.l $cpuid,r3 + mov.l @r3,r3 + mov.l @r3,r3 + shll2 r3 + add r3,r2 +#endif mov.l @r2,r0 mov.l @(5*4,r15),r3 ! previous SR or r0,r3 ! set MD @@ -57,6 +61,13 @@ ENTRY(exception_handler) mov.l __md_bit,r0 mov.l r0,@r2 ! enter kernel mode mov.l $current_thread_info,r2 +#ifdef CONFIG_SMP + mov.l $cpuid,r0 + mov.l @r0,r0 + mov.l @r0,r0 + shll2 r0 + add r0,r2 +#endif mov.l @r2,r2 mov #(THREAD_SIZE >> 8),r0 shll8 r0 @@ -144,9 +155,14 @@ ENTRY(exception_handler) mov #64,r8 cmp/hs r8,r9 bt interrupt_entry ! vec >= 64 is interrupt - mov #32,r8 + mov #31,r8 + cmp/hs r8,r9 + bt trap_entry ! 64 > vec >= 31 is trap +#ifdef CONFIG_CPU_J2 + mov #16,r8 cmp/hs r8,r9 - bt trap_entry ! 64 > vec >= 32 is trap + bt interrupt_entry ! 31 > vec >= 16 is interrupt +#endif mov.l 4f,r8 mov r9,r4 @@ -178,9 +194,9 @@ interrupt_entry: trap_entry: mov #0x30,r8 - cmp/ge r8,r9 ! vector 0x20-0x2f is systemcall + cmp/ge r8,r9 ! vector 0x1f-0x2f is systemcall bt 1f - add #-0x10,r9 ! convert SH2 to SH3/4 ABI + mov #0x1f,r9 ! convert to unified SH2/3/4 trap number 1: shll2 r9 ! TRA bra system_call ! jump common systemcall entry @@ -260,6 +276,13 @@ restore_all: lds.l @r0+,macl mov r15,r0 mov.l $cpu_mode,r2 +#ifdef CONFIG_SMP + mov.l $cpuid,r3 + mov.l @r3,r3 + mov.l @r3,r3 + shll2 r3 + add r3,r2 +#endif mov #OFF_SR,r3 mov.l @(r0,r3),r1 mov.l __md_bit,r3 @@ -276,6 +299,13 @@ restore_all: mov.l r1,@r2 ! set pc get_current_thread_info r0, r1 mov.l $current_thread_info,r1 +#ifdef CONFIG_SMP + mov.l $cpuid,r3 + mov.l @r3,r3 + mov.l @r3,r3 + shll2 r3 + add r3,r1 +#endif mov.l r0,@r1 mov.l @r15+,r0 mov.l @r15+,r1 @@ -303,19 +333,41 @@ $current_thread_info: .long __current_thread_info $cpu_mode: .long __cpu_mode +#ifdef CONFIG_SMP +$cpuid: + .long sh2_cpuid_addr +#endif ! common exception handler #include "../../entry-common.S" + +#ifdef CONFIG_NR_CPUS +#define NR_CPUS CONFIG_NR_CPUS +#else +#define NR_CPUS 1 +#endif .data ! cpu operation mode ! bit30 = MD (compatible SH3/4) __cpu_mode: + .rept NR_CPUS .long 0x40000000 + .endr + +#ifdef CONFIG_SMP +.global sh2_cpuid_addr +sh2_cpuid_addr: + .long dummy_cpuid +dummy_cpuid: + .long 0 +#endif .section .bss __current_thread_info: + .rept NR_CPUS .long 0 + .endr ENTRY(exception_handling_table) .space 4*32 diff --git a/arch/sh/kernel/cpu/sh2/ex.S b/arch/sh/kernel/cpu/sh2/ex.S index 85b0bf81fc1d..dd0cc887a3ca 100644 --- a/arch/sh/kernel/cpu/sh2/ex.S +++ b/arch/sh/kernel/cpu/sh2/ex.S @@ -1,13 +1,10 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/cpu/sh2/ex.S * * The SH-2 exception vector table * * Copyright (C) 2005 Yoshinori Sato - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/linkage.h> diff --git a/arch/sh/kernel/cpu/sh2/probe.c b/arch/sh/kernel/cpu/sh2/probe.c index bab8e75958ae..70a07f4f2142 100644 --- a/arch/sh/kernel/cpu/sh2/probe.c +++ b/arch/sh/kernel/cpu/sh2/probe.c @@ -1,19 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2/probe.c * * CPU Subtype Probing for SH-2. * * Copyright (C) 2002 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> +#include <linux/of_fdt.h> +#include <linux/smp.h> +#include <linux/io.h> #include <asm/processor.h> #include <asm/cache.h> -void __cpuinit cpu_probe(void) +#if defined(CONFIG_CPU_J2) +extern u32 __iomem *j2_ccr_base; +static int __init scan_cache(unsigned long node, const char *uname, + int depth, void *data) +{ + if (!of_flat_dt_is_compatible(node, "jcore,cache")) + return 0; + + j2_ccr_base = ioremap(of_flat_dt_translate_address(node), 4); + + return 1; +} +#endif + +void __ref cpu_probe(void) { #if defined(CONFIG_CPU_SUBTYPE_SH7619) boot_cpu_data.type = CPU_SH7619; @@ -24,10 +38,34 @@ void __cpuinit cpu_probe(void) boot_cpu_data.dcache.linesz = L1_CACHE_BYTES; boot_cpu_data.dcache.flags = 0; #endif + +#if defined(CONFIG_CPU_J2) +#if defined(CONFIG_SMP) + unsigned cpu = hard_smp_processor_id(); +#else + unsigned cpu = 0; +#endif + if (cpu == 0) of_scan_flat_dt(scan_cache, NULL); + if (j2_ccr_base) __raw_writel(0x80000303, j2_ccr_base + 4*cpu); + if (cpu != 0) return; + boot_cpu_data.type = CPU_J2; + + /* These defaults are appropriate for the original/current + * J2 cache. Once there is a proper framework for getting cache + * info from device tree, we should switch to that. */ + boot_cpu_data.dcache.ways = 1; + boot_cpu_data.dcache.sets = 256; + boot_cpu_data.dcache.entry_shift = 5; + boot_cpu_data.dcache.linesz = 32; + boot_cpu_data.dcache.flags = 0; + + boot_cpu_data.flags |= CPU_HAS_CAS_L; +#else /* * SH-2 doesn't have separate caches */ boot_cpu_data.dcache.flags |= SH_CACHE_COMBINED; +#endif boot_cpu_data.icache = boot_cpu_data.dcache; boot_cpu_data.family = CPU_FAMILY_SH2; } diff --git a/arch/sh/kernel/cpu/sh2/setup-sh7619.c b/arch/sh/kernel/cpu/sh2/setup-sh7619.c index bb11e1925178..b1c877b6a420 100644 --- a/arch/sh/kernel/cpu/sh2/setup-sh7619.c +++ b/arch/sh/kernel/cpu/sh2/setup-sh7619.c @@ -1,19 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7619 Setup * * Copyright (C) 2006 Yoshinori Sato * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> #include <linux/serial.h> #include <linux/serial_sci.h> +#include <linux/sh_eth.h> #include <linux/sh_timer.h> #include <linux/io.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -60,60 +59,74 @@ static DECLARE_INTC_DESC(intc_desc, "sh7619", vectors, NULL, NULL, prio_registers, NULL); static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xf8400000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(88), +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xf8400000, 0x100), + DEFINE_RES_IRQ(88), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xf8410000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(92), +}; + +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xf8410000, 0x100), + DEFINE_RES_IRQ(92), }; static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xf8420000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(96), +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xf8420000, 0x100), + DEFINE_RES_IRQ(96), }; static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; +static struct sh_eth_plat_data eth_platform_data = { + .phy = 1, + .phy_interface = PHY_INTERFACE_MODE_MII, +}; + static struct resource eth_resources[] = { [0] = { .start = 0xfb000000, - .end = 0xfb0001c8, + .end = 0xfb0001c7, .flags = IORESOURCE_MEM, }, [1] = { @@ -127,68 +140,30 @@ static struct platform_device eth_device = { .name = "sh7619-ether", .id = -1, .dev = { - .platform_data = (void *)1, + .platform_data = ð_platform_data, }, .num_resources = ARRAY_SIZE(eth_resources), .resource = eth_resources, }; -static struct sh_timer_config cmt0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ +static struct sh_timer_config cmt_platform_data = { + .channels_mask = 3, }; -static struct resource cmt0_resources[] = { - [0] = { - .start = 0xf84a0072, - .end = 0xf84a0077, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 86, - .flags = IORESOURCE_IRQ, - }, +static struct resource cmt_resources[] = { + DEFINE_RES_MEM(0xf84a0070, 0x10), + DEFINE_RES_IRQ(86), + DEFINE_RES_IRQ(87), }; -static struct platform_device cmt0_device = { - .name = "sh_cmt", +static struct platform_device cmt_device = { + .name = "sh-cmt-16", .id = 0, .dev = { - .platform_data = &cmt0_platform_data, - }, - .resource = cmt0_resources, - .num_resources = ARRAY_SIZE(cmt0_resources), -}; - -static struct sh_timer_config cmt1_platform_data = { - .channel_offset = 0x08, - .timer_bit = 1, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ -}; - -static struct resource cmt1_resources[] = { - [0] = { - .start = 0xf84a0078, - .end = 0xf84a007d, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 87, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device cmt1_device = { - .name = "sh_cmt", - .id = 1, - .dev = { - .platform_data = &cmt1_platform_data, + .platform_data = &cmt_platform_data, }, - .resource = cmt1_resources, - .num_resources = ARRAY_SIZE(cmt1_resources), + .resource = cmt_resources, + .num_resources = ARRAY_SIZE(cmt_resources), }; static struct platform_device *sh7619_devices[] __initdata = { @@ -196,8 +171,7 @@ static struct platform_device *sh7619_devices[] __initdata = { &scif1_device, &scif2_device, ð_device, - &cmt0_device, - &cmt1_device, + &cmt_device, }; static int __init sh7619_devices_setup(void) @@ -216,8 +190,7 @@ static struct platform_device *sh7619_early_devices[] __initdata = { &scif0_device, &scif1_device, &scif2_device, - &cmt0_device, - &cmt1_device, + &cmt_device, }; #define STBCR3 0xf80a0000 @@ -227,6 +200,6 @@ void __init plat_early_device_setup(void) /* enable CMT clock */ __raw_writeb(__raw_readb(STBCR3) & ~0x10, STBCR3); - early_platform_add_devices(sh7619_early_devices, + sh_early_platform_add_devices(sh7619_early_devices, ARRAY_SIZE(sh7619_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh2/smp-j2.c b/arch/sh/kernel/cpu/sh2/smp-j2.c new file mode 100644 index 000000000000..d0d5d81455ae --- /dev/null +++ b/arch/sh/kernel/cpu/sh2/smp-j2.c @@ -0,0 +1,136 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * SMP support for J2 processor + * + * Copyright (C) 2015-2016 Smart Energy Instruments, Inc. + */ + +#include <linux/smp.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> +#include <asm/cmpxchg.h> + +DEFINE_PER_CPU(unsigned, j2_ipi_messages); + +extern u32 *sh2_cpuid_addr; +static u32 *j2_ipi_trigger; +static int j2_ipi_irq; + +static irqreturn_t j2_ipi_interrupt_handler(int irq, void *arg) +{ + unsigned cpu = hard_smp_processor_id(); + volatile unsigned *pmsg = &per_cpu(j2_ipi_messages, cpu); + unsigned messages, i; + + do messages = *pmsg; + while (cmpxchg(pmsg, messages, 0) != messages); + + if (!messages) return IRQ_NONE; + + for (i=0; i<SMP_MSG_NR; i++) + if (messages & (1U<<i)) + smp_message_recv(i); + + return IRQ_HANDLED; +} + +static void j2_smp_setup(void) +{ +} + +static void j2_prepare_cpus(unsigned int max_cpus) +{ + struct device_node *np; + unsigned i, max = 1; + + np = of_find_compatible_node(NULL, NULL, "jcore,ipi-controller"); + if (!np) + goto out; + + j2_ipi_irq = irq_of_parse_and_map(np, 0); + j2_ipi_trigger = of_iomap(np, 0); + if (!j2_ipi_irq || !j2_ipi_trigger) + goto out; + + np = of_find_compatible_node(NULL, NULL, "jcore,cpuid-mmio"); + if (!np) + goto out; + + sh2_cpuid_addr = of_iomap(np, 0); + if (!sh2_cpuid_addr) + goto out; + + if (request_irq(j2_ipi_irq, j2_ipi_interrupt_handler, IRQF_PERCPU, + "ipi", (void *)j2_ipi_interrupt_handler) != 0) + goto out; + + max = max_cpus; +out: + /* Disable any cpus past max_cpus, or all secondaries if we didn't + * get the necessary resources to support SMP. */ + for (i=max; i<NR_CPUS; i++) { + set_cpu_possible(i, false); + set_cpu_present(i, false); + } +} + +static void j2_start_cpu(unsigned int cpu, unsigned long entry_point) +{ + struct device_node *np; + u32 regs[2]; + void __iomem *release, *initpc; + + if (!cpu) return; + + np = of_get_cpu_node(cpu, NULL); + if (!np) return; + + if (of_property_read_u32_array(np, "cpu-release-addr", regs, 2)) return; + release = ioremap(regs[0], sizeof(u32)); + initpc = ioremap(regs[1], sizeof(u32)); + + __raw_writel(entry_point, initpc); + __raw_writel(1, release); + + iounmap(initpc); + iounmap(release); + + pr_info("J2 SMP: requested start of cpu %u\n", cpu); +} + +static unsigned int j2_smp_processor_id(void) +{ + return __raw_readl(sh2_cpuid_addr); +} + +static void j2_send_ipi(unsigned int cpu, unsigned int message) +{ + volatile unsigned *pmsg; + unsigned old; + unsigned long val; + + /* There is only one IPI interrupt shared by all messages, so + * we keep a separate interrupt flag per message type in sw. */ + pmsg = &per_cpu(j2_ipi_messages, cpu); + do old = *pmsg; + while (cmpxchg(pmsg, old, old|(1U<<message)) != old); + + /* Generate the actual interrupt by writing to CCRn bit 28. */ + val = __raw_readl(j2_ipi_trigger + cpu); + __raw_writel(val | (1U<<28), j2_ipi_trigger + cpu); +} + +static struct plat_smp_ops j2_smp_ops = { + .smp_setup = j2_smp_setup, + .prepare_cpus = j2_prepare_cpus, + .start_cpu = j2_start_cpu, + .smp_processor_id = j2_smp_processor_id, + .send_ipi = j2_send_ipi, + .cpu_die = native_cpu_die, + .cpu_disable = native_cpu_disable, + .play_dead = native_play_dead, +}; + +CPU_METHOD_OF_DECLARE(j2_cpu_method, "jcore,spin-table", &j2_smp_ops); diff --git a/arch/sh/kernel/cpu/sh2a/Makefile b/arch/sh/kernel/cpu/sh2a/Makefile index 990195d98456..2a7515b658fd 100644 --- a/arch/sh/kernel/cpu/sh2a/Makefile +++ b/arch/sh/kernel/cpu/sh2a/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux/SuperH SH-2A backends. # diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7201.c b/arch/sh/kernel/cpu/sh2a/clock-sh7201.c index 532a36c72322..5a5daaafb27a 100644 --- a/arch/sh/kernel/cpu/sh2a/clock-sh7201.c +++ b/arch/sh/kernel/cpu/sh2a/clock-sh7201.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2a/clock-sh7201.c * @@ -7,10 +8,6 @@ * * Based on clock-sh4.c * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7203.c b/arch/sh/kernel/cpu/sh2a/clock-sh7203.c index 529f719b6e33..c62053945664 100644 --- a/arch/sh/kernel/cpu/sh2a/clock-sh7203.c +++ b/arch/sh/kernel/cpu/sh2a/clock-sh7203.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2a/clock-sh7203.c * @@ -10,10 +11,6 @@ * * Based on clock-sh4.c * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7206.c b/arch/sh/kernel/cpu/sh2a/clock-sh7206.c index 177789834678..d286d7b918d5 100644 --- a/arch/sh/kernel/cpu/sh2a/clock-sh7206.c +++ b/arch/sh/kernel/cpu/sh2a/clock-sh7206.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2a/clock-sh7206.c * @@ -7,10 +8,6 @@ * * Based on clock-sh4.c * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7264.c b/arch/sh/kernel/cpu/sh2a/clock-sh7264.c index fdf585c95289..d9acc1ed7981 100644 --- a/arch/sh/kernel/cpu/sh2a/clock-sh7264.c +++ b/arch/sh/kernel/cpu/sh2a/clock-sh7264.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2a/clock-sh7264.c * * SH7264 clock framework support * * Copyright (C) 2012 Phil Edworthy - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -115,11 +112,18 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("peripheral_clk", &div4_clks[DIV4_P]), /* MSTP clocks */ - CLKDEV_CON_ID("sci_ick", &mstp_clks[MSTP77]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP77]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP77]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP77]), + CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP77]), + CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP77]), + CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP77]), + CLKDEV_ICK_ID("fck", "sh-sci.6", &mstp_clks[MSTP77]), + CLKDEV_ICK_ID("fck", "sh-sci.7", &mstp_clks[MSTP77]), CLKDEV_CON_ID("vdc3", &mstp_clks[MSTP74]), - CLKDEV_CON_ID("cmt_fck", &mstp_clks[MSTP72]), + CLKDEV_ICK_ID("fck", "sh-cmt-16.0", &mstp_clks[MSTP72]), CLKDEV_CON_ID("usb0", &mstp_clks[MSTP60]), - CLKDEV_CON_ID("mtu2_fck", &mstp_clks[MSTP35]), + CLKDEV_ICK_ID("fck", "sh-mtu2", &mstp_clks[MSTP35]), CLKDEV_CON_ID("sdhi0", &mstp_clks[MSTP34]), CLKDEV_CON_ID("sdhi1", &mstp_clks[MSTP33]), CLKDEV_CON_ID("adc0", &mstp_clks[MSTP32]), diff --git a/arch/sh/kernel/cpu/sh2a/clock-sh7269.c b/arch/sh/kernel/cpu/sh2a/clock-sh7269.c index 6b787620de99..c17ab0d76538 100644 --- a/arch/sh/kernel/cpu/sh2a/clock-sh7269.c +++ b/arch/sh/kernel/cpu/sh2a/clock-sh7269.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2a/clock-sh7269.c * * SH7269 clock framework support * * Copyright (C) 2012 Phil Edworthy - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -150,17 +147,17 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("bus_clk", &div4_clks[DIV4_B]), /* MSTP clocks */ - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP47]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP46]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP45]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP44]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[MSTP43]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP42]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.6", &mstp_clks[MSTP41]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.7", &mstp_clks[MSTP40]), - CLKDEV_CON_ID("cmt_fck", &mstp_clks[MSTP72]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP47]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP46]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP45]), + CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP44]), + CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP43]), + CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP42]), + CLKDEV_ICK_ID("fck", "sh-sci.6", &mstp_clks[MSTP41]), + CLKDEV_ICK_ID("fck", "sh-sci.7", &mstp_clks[MSTP40]), + CLKDEV_ICK_ID("fck", "sh-cmt-16.0", &mstp_clks[MSTP72]), CLKDEV_CON_ID("usb0", &mstp_clks[MSTP60]), - CLKDEV_CON_ID("mtu2_fck", &mstp_clks[MSTP35]), + CLKDEV_ICK_ID("fck", "sh-mtu2", &mstp_clks[MSTP35]), CLKDEV_CON_ID("adc0", &mstp_clks[MSTP32]), CLKDEV_CON_ID("rtc0", &mstp_clks[MSTP30]), }; diff --git a/arch/sh/kernel/cpu/sh2a/entry.S b/arch/sh/kernel/cpu/sh2a/entry.S index 222742ddc0d6..9f11fc8b5052 100644 --- a/arch/sh/kernel/cpu/sh2a/entry.S +++ b/arch/sh/kernel/cpu/sh2a/entry.S @@ -1,14 +1,11 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/cpu/sh2a/entry.S * * The SH-2A exception entry * * Copyright (C) 2008 Yoshinori Sato * Based on arch/sh/kernel/cpu/sh2/entry.S - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/linkage.h> @@ -109,9 +106,9 @@ ENTRY(exception_handler) mov #64,r8 cmp/hs r8,r9 bt interrupt_entry ! vec >= 64 is interrupt - mov #32,r8 + mov #31,r8 cmp/hs r8,r9 - bt trap_entry ! 64 > vec >= 32 is trap + bt trap_entry ! 64 > vec >= 31 is trap mov.l 4f,r8 mov r9,r4 @@ -143,9 +140,9 @@ interrupt_entry: trap_entry: mov #0x30,r8 - cmp/ge r8,r9 ! vector 0x20-0x2f is systemcall + cmp/ge r8,r9 ! vector 0x1f-0x2f is systemcall bt 1f - add #-0x10,r9 ! convert SH2 to SH3/4 ABI + mov #0x1f,r9 ! convert to unified SH2/3/4 trap number 1: shll2 r9 ! TRA bra system_call ! jump common systemcall entry diff --git a/arch/sh/kernel/cpu/sh2a/ex.S b/arch/sh/kernel/cpu/sh2a/ex.S index 4568066700cf..ed91996287c7 100644 --- a/arch/sh/kernel/cpu/sh2a/ex.S +++ b/arch/sh/kernel/cpu/sh2a/ex.S @@ -1,13 +1,10 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/cpu/sh2a/ex.S * * The SH-2A exception vector table * * Copyright (C) 2008 Yoshinori Sato - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/linkage.h> diff --git a/arch/sh/kernel/cpu/sh2a/fpu.c b/arch/sh/kernel/cpu/sh2a/fpu.c index 98bbaa447c93..0bcff11a4843 100644 --- a/arch/sh/kernel/cpu/sh2a/fpu.c +++ b/arch/sh/kernel/cpu/sh2a/fpu.c @@ -1,15 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Save/restore floating point context for signal handlers. * * Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * * FIXME! These routines can be optimized in big endian case. */ -#include <linux/sched.h> +#include <linux/sched/signal.h> #include <linux/signal.h> #include <asm/processor.h> #include <asm/io.h> @@ -571,5 +568,5 @@ BUILD_TRAP_HANDLER(fpu_error) return; } - force_sig(SIGFPE, tsk); + force_sig(SIGFPE); } diff --git a/arch/sh/kernel/cpu/sh2a/opcode_helper.c b/arch/sh/kernel/cpu/sh2a/opcode_helper.c index 72aa61c81e48..fcf53f5827eb 100644 --- a/arch/sh/kernel/cpu/sh2a/opcode_helper.c +++ b/arch/sh/kernel/cpu/sh2a/opcode_helper.c @@ -1,16 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2a/opcode_helper.c * * Helper for the SH-2A 32-bit opcodes. * * Copyright (C) 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> +#include <asm/processor.h> + /* * Instructions on SH are generally fixed at 16-bits, however, SH-2A * introduces some 32-bit instructions. Since there are no real diff --git a/arch/sh/kernel/cpu/sh2a/pinmux-sh7203.c b/arch/sh/kernel/cpu/sh2a/pinmux-sh7203.c index eef17dcc3a41..a6777e6fc8cd 100644 --- a/arch/sh/kernel/cpu/sh2a/pinmux-sh7203.c +++ b/arch/sh/kernel/cpu/sh2a/pinmux-sh7203.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7203 Pinmux * * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh2a/pinmux-sh7264.c b/arch/sh/kernel/cpu/sh2a/pinmux-sh7264.c index 569decbd6d93..7a103e16cf01 100644 --- a/arch/sh/kernel/cpu/sh2a/pinmux-sh7264.c +++ b/arch/sh/kernel/cpu/sh2a/pinmux-sh7264.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7264 Pinmux * * Copyright (C) 2012 Renesas Electronics Europe Ltd - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh2a/pinmux-sh7269.c b/arch/sh/kernel/cpu/sh2a/pinmux-sh7269.c index 4c17fb6970b1..4da432ef1b40 100644 --- a/arch/sh/kernel/cpu/sh2a/pinmux-sh7269.c +++ b/arch/sh/kernel/cpu/sh2a/pinmux-sh7269.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7269 Pinmux * * Copyright (C) 2012 Renesas Electronics Europe Ltd * Copyright (C) 2012 Phil Edworthy - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh2a/probe.c b/arch/sh/kernel/cpu/sh2a/probe.c index 5170b6aa4129..c66a3bc882bf 100644 --- a/arch/sh/kernel/cpu/sh2a/probe.c +++ b/arch/sh/kernel/cpu/sh2a/probe.c @@ -1,19 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh2a/probe.c * * CPU Subtype Probing for SH-2A. * * Copyright (C) 2004 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <asm/processor.h> #include <asm/cache.h> -void __cpuinit cpu_probe(void) +void cpu_probe(void) { boot_cpu_data.family = CPU_FAMILY_SH2A; diff --git a/arch/sh/kernel/cpu/sh2a/setup-mxg.c b/arch/sh/kernel/cpu/sh2a/setup-mxg.c index f7f1cf2af302..cefa07924c16 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-mxg.c +++ b/arch/sh/kernel/cpu/sh2a/setup-mxg.c @@ -1,17 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Renesas MX-G (R8A03022BG) Setup * * Copyright (C) 2008, 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> #include <linux/serial.h> #include <linux/serial_sci.h> #include <linux/sh_timer.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -114,102 +112,35 @@ static struct intc_mask_reg mask_registers[] __initdata = { static DECLARE_INTC_DESC(intc_desc, "mxg", vectors, groups, mask_registers, prio_registers, NULL); -static struct sh_timer_config mtu2_0_platform_data = { - .channel_offset = -0x80, - .timer_bit = 0, - .clockevent_rating = 200, -}; - -static struct resource mtu2_0_resources[] = { - [0] = { - .start = 0xff801300, - .end = 0xff801326, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 228, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_0_device = { - .name = "sh_mtu2", - .id = 0, - .dev = { - .platform_data = &mtu2_0_platform_data, - }, - .resource = mtu2_0_resources, - .num_resources = ARRAY_SIZE(mtu2_0_resources), +static struct resource mtu2_resources[] = { + DEFINE_RES_MEM(0xff801000, 0x400), + DEFINE_RES_IRQ_NAMED(228, "tgi0a"), + DEFINE_RES_IRQ_NAMED(234, "tgi1a"), + DEFINE_RES_IRQ_NAMED(240, "tgi2a"), }; -static struct sh_timer_config mtu2_1_platform_data = { - .channel_offset = -0x100, - .timer_bit = 1, - .clockevent_rating = 200, -}; - -static struct resource mtu2_1_resources[] = { - [0] = { - .start = 0xff801380, - .end = 0xff801390, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 234, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_1_device = { - .name = "sh_mtu2", - .id = 1, - .dev = { - .platform_data = &mtu2_1_platform_data, - }, - .resource = mtu2_1_resources, - .num_resources = ARRAY_SIZE(mtu2_1_resources), -}; - -static struct sh_timer_config mtu2_2_platform_data = { - .channel_offset = 0x80, - .timer_bit = 2, - .clockevent_rating = 200, -}; - -static struct resource mtu2_2_resources[] = { - [0] = { - .start = 0xff801000, - .end = 0xff80100a, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 240, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_2_device = { - .name = "sh_mtu2", - .id = 2, - .dev = { - .platform_data = &mtu2_2_platform_data, - }, - .resource = mtu2_2_resources, - .num_resources = ARRAY_SIZE(mtu2_2_resources), +static struct platform_device mtu2_device = { + .name = "sh-mtu2", + .id = -1, + .resource = mtu2_resources, + .num_resources = ARRAY_SIZE(mtu2_resources), }; static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xff804000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(220), +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xff804000, 0x100), + DEFINE_RES_IRQ(220), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, @@ -217,9 +148,7 @@ static struct platform_device scif0_device = { static struct platform_device *mxg_devices[] __initdata = { &scif0_device, - &mtu2_0_device, - &mtu2_1_device, - &mtu2_2_device, + &mtu2_device, }; static int __init mxg_devices_setup(void) @@ -236,13 +165,11 @@ void __init plat_irq_setup(void) static struct platform_device *mxg_early_devices[] __initdata = { &scif0_device, - &mtu2_0_device, - &mtu2_1_device, - &mtu2_2_device, + &mtu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(mxg_early_devices, + sh_early_platform_add_devices(mxg_early_devices, ARRAY_SIZE(mxg_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7201.c b/arch/sh/kernel/cpu/sh2a/setup-sh7201.c index 7b84785b8962..28f1bebf3405 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-sh7201.c +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7201.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7201 setup * * Copyright (C) 2008 Peter Griffin pgriffin@mpc-data.co.uk * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -14,6 +11,7 @@ #include <linux/serial_sci.h> #include <linux/sh_timer.h> #include <linux/io.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -178,136 +176,160 @@ static DECLARE_INTC_DESC(intc_desc, "sh7201", vectors, groups, mask_registers, prio_registers, NULL); static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xfffe8000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(180), +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xfffe8000, 0x100), + DEFINE_RES_IRQ(180), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xfffe8800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(184), +}; + +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xfffe8800, 0x100), + DEFINE_RES_IRQ(184), }; static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xfffe9000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(188), +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xfffe9000, 0x100), + DEFINE_RES_IRQ(188), }; static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xfffe9800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(192), +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xfffe9800, 0x100), + DEFINE_RES_IRQ(192), }; static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xfffea000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(196), +}; + +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xfffea000, 0x100), + DEFINE_RES_IRQ(196), }; static struct platform_device scif4_device = { .name = "sh-sci", .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xfffea800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(200), +}; + +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xfffea800, 0x100), + DEFINE_RES_IRQ(200), }; static struct platform_device scif5_device = { .name = "sh-sci", .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, }; static struct plat_sci_port scif6_platform_data = { - .mapbase = 0xfffeb000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(204), +}; + +static struct resource scif6_resources[] = { + DEFINE_RES_MEM(0xfffeb000, 0x100), + DEFINE_RES_IRQ(204), }; static struct platform_device scif6_device = { .name = "sh-sci", .id = 6, + .resource = scif6_resources, + .num_resources = ARRAY_SIZE(scif6_resources), .dev = { .platform_data = &scif6_platform_data, }, }; static struct plat_sci_port scif7_platform_data = { - .mapbase = 0xfffeb800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(208), +}; + +static struct resource scif7_resources[] = { + DEFINE_RES_MEM(0xfffeb800, 0x100), + DEFINE_RES_IRQ(208), }; static struct platform_device scif7_device = { .name = "sh-sci", .id = 7, + .resource = scif7_resources, + .num_resources = ARRAY_SIZE(scif7_resources), .dev = { .platform_data = &scif7_platform_data, }, @@ -333,88 +355,18 @@ static struct platform_device rtc_device = { .resource = rtc_resources, }; -static struct sh_timer_config mtu2_0_platform_data = { - .channel_offset = -0x80, - .timer_bit = 0, - .clockevent_rating = 200, +static struct resource mtu2_resources[] = { + DEFINE_RES_MEM(0xfffe4000, 0x400), + DEFINE_RES_IRQ_NAMED(108, "tgi0a"), + DEFINE_RES_IRQ_NAMED(116, "tgi1a"), + DEFINE_RES_IRQ_NAMED(124, "tgi1b"), }; -static struct resource mtu2_0_resources[] = { - [0] = { - .start = 0xfffe4300, - .end = 0xfffe4326, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 108, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_0_device = { - .name = "sh_mtu2", - .id = 0, - .dev = { - .platform_data = &mtu2_0_platform_data, - }, - .resource = mtu2_0_resources, - .num_resources = ARRAY_SIZE(mtu2_0_resources), -}; - -static struct sh_timer_config mtu2_1_platform_data = { - .channel_offset = -0x100, - .timer_bit = 1, - .clockevent_rating = 200, -}; - -static struct resource mtu2_1_resources[] = { - [0] = { - .start = 0xfffe4380, - .end = 0xfffe4390, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 116, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_1_device = { - .name = "sh_mtu2", - .id = 1, - .dev = { - .platform_data = &mtu2_1_platform_data, - }, - .resource = mtu2_1_resources, - .num_resources = ARRAY_SIZE(mtu2_1_resources), -}; - -static struct sh_timer_config mtu2_2_platform_data = { - .channel_offset = 0x80, - .timer_bit = 2, - .clockevent_rating = 200, -}; - -static struct resource mtu2_2_resources[] = { - [0] = { - .start = 0xfffe4000, - .end = 0xfffe400a, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 124, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_2_device = { - .name = "sh_mtu2", - .id = 2, - .dev = { - .platform_data = &mtu2_2_platform_data, - }, - .resource = mtu2_2_resources, - .num_resources = ARRAY_SIZE(mtu2_2_resources), +static struct platform_device mtu2_device = { + .name = "sh-mtu2", + .id = -1, + .resource = mtu2_resources, + .num_resources = ARRAY_SIZE(mtu2_resources), }; static struct platform_device *sh7201_devices[] __initdata = { @@ -427,9 +379,7 @@ static struct platform_device *sh7201_devices[] __initdata = { &scif6_device, &scif7_device, &rtc_device, - &mtu2_0_device, - &mtu2_1_device, - &mtu2_2_device, + &mtu2_device, }; static int __init sh7201_devices_setup(void) @@ -453,9 +403,7 @@ static struct platform_device *sh7201_early_devices[] __initdata = { &scif5_device, &scif6_device, &scif7_device, - &mtu2_0_device, - &mtu2_1_device, - &mtu2_2_device, + &mtu2_device, }; #define STBCR3 0xfffe0408 @@ -465,6 +413,6 @@ void __init plat_early_device_setup(void) /* enable MTU2 clock */ __raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3); - early_platform_add_devices(sh7201_early_devices, + sh_early_platform_add_devices(sh7201_early_devices, ARRAY_SIZE(sh7201_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c index bfc33f6a28c3..4839f3aaeb4c 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-sh7203.c +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7203.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7203 and SH7263 Setup * * Copyright (C) 2007 - 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -13,6 +10,7 @@ #include <linux/serial_sci.h> #include <linux/sh_timer.h> #include <linux/io.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -174,193 +172,120 @@ static DECLARE_INTC_DESC(intc_desc, "sh7203", vectors, groups, mask_registers, prio_registers, NULL); static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xfffe8000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(192), .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xfffe8000, 0x100), + DEFINE_RES_IRQ(192), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xfffe8800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(196), .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xfffe8800, 0x100), + DEFINE_RES_IRQ(196), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xfffe9000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(200), .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xfffe9000, 0x100), + DEFINE_RES_IRQ(200), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xfffe9800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(204), .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xfffe9800, 0x100), + DEFINE_RES_IRQ(204), +}; + static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; -static struct sh_timer_config cmt0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ +static struct sh_timer_config cmt_platform_data = { + .channels_mask = 3, }; -static struct resource cmt0_resources[] = { - [0] = { - .start = 0xfffec002, - .end = 0xfffec007, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 142, - .flags = IORESOURCE_IRQ, - }, +static struct resource cmt_resources[] = { + DEFINE_RES_MEM(0xfffec000, 0x10), + DEFINE_RES_IRQ(142), + DEFINE_RES_IRQ(143), }; -static struct platform_device cmt0_device = { - .name = "sh_cmt", +static struct platform_device cmt_device = { + .name = "sh-cmt-16", .id = 0, .dev = { - .platform_data = &cmt0_platform_data, + .platform_data = &cmt_platform_data, }, - .resource = cmt0_resources, - .num_resources = ARRAY_SIZE(cmt0_resources), + .resource = cmt_resources, + .num_resources = ARRAY_SIZE(cmt_resources), }; -static struct sh_timer_config cmt1_platform_data = { - .channel_offset = 0x08, - .timer_bit = 1, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ +static struct resource mtu2_resources[] = { + DEFINE_RES_MEM(0xfffe4000, 0x400), + DEFINE_RES_IRQ_NAMED(146, "tgi0a"), + DEFINE_RES_IRQ_NAMED(153, "tgi1a"), }; -static struct resource cmt1_resources[] = { - [0] = { - .start = 0xfffec008, - .end = 0xfffec00d, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 143, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device cmt1_device = { - .name = "sh_cmt", - .id = 1, - .dev = { - .platform_data = &cmt1_platform_data, - }, - .resource = cmt1_resources, - .num_resources = ARRAY_SIZE(cmt1_resources), -}; - -static struct sh_timer_config mtu2_0_platform_data = { - .channel_offset = -0x80, - .timer_bit = 0, - .clockevent_rating = 200, -}; - -static struct resource mtu2_0_resources[] = { - [0] = { - .start = 0xfffe4300, - .end = 0xfffe4326, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 146, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_0_device = { - .name = "sh_mtu2", - .id = 0, - .dev = { - .platform_data = &mtu2_0_platform_data, - }, - .resource = mtu2_0_resources, - .num_resources = ARRAY_SIZE(mtu2_0_resources), -}; - -static struct sh_timer_config mtu2_1_platform_data = { - .channel_offset = -0x100, - .timer_bit = 1, - .clockevent_rating = 200, -}; - -static struct resource mtu2_1_resources[] = { - [0] = { - .start = 0xfffe4380, - .end = 0xfffe4390, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 153, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_1_device = { - .name = "sh_mtu2", - .id = 1, - .dev = { - .platform_data = &mtu2_1_platform_data, - }, - .resource = mtu2_1_resources, - .num_resources = ARRAY_SIZE(mtu2_1_resources), +static struct platform_device mtu2_device = { + .name = "sh-mtu2", + .id = -1, + .resource = mtu2_resources, + .num_resources = ARRAY_SIZE(mtu2_resources), }; static struct resource rtc_resources[] = { @@ -388,10 +313,8 @@ static struct platform_device *sh7203_devices[] __initdata = { &scif1_device, &scif2_device, &scif3_device, - &cmt0_device, - &cmt1_device, - &mtu2_0_device, - &mtu2_1_device, + &cmt_device, + &mtu2_device, &rtc_device, }; @@ -412,10 +335,8 @@ static struct platform_device *sh7203_early_devices[] __initdata = { &scif1_device, &scif2_device, &scif3_device, - &cmt0_device, - &cmt1_device, - &mtu2_0_device, - &mtu2_1_device, + &cmt_device, + &mtu2_device, }; #define STBCR3 0xfffe0408 @@ -429,6 +350,6 @@ void __init plat_early_device_setup(void) /* enable MTU2 clock */ __raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3); - early_platform_add_devices(sh7203_early_devices, + sh_early_platform_add_devices(sh7203_early_devices, ARRAY_SIZE(sh7203_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c index a5010741de85..68add5af4cc5 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-sh7206.c +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7206.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7206 Setup * * Copyright (C) 2006 Yoshinori Sato * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -14,6 +11,7 @@ #include <linux/serial_sci.h> #include <linux/sh_timer.h> #include <linux/io.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -134,213 +132,117 @@ static DECLARE_INTC_DESC(intc_desc, "sh7206", vectors, groups, mask_registers, prio_registers, NULL); static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xfffe8000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(240), +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xfffe8000, 0x100), + DEFINE_RES_IRQ(240), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xfffe8800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(244), +}; + +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xfffe8800, 0x100), + DEFINE_RES_IRQ(244), }; static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xfffe9000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(248), +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xfffe9000, 0x100), + DEFINE_RES_IRQ(248), }; static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xfffe9800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(252), +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xfffe9800, 0x100), + DEFINE_RES_IRQ(252), }; static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; -static struct sh_timer_config cmt0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ +static struct sh_timer_config cmt_platform_data = { + .channels_mask = 3, }; -static struct resource cmt0_resources[] = { - [0] = { - .start = 0xfffec002, - .end = 0xfffec007, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 140, - .flags = IORESOURCE_IRQ, - }, +static struct resource cmt_resources[] = { + DEFINE_RES_MEM(0xfffec000, 0x10), + DEFINE_RES_IRQ(140), + DEFINE_RES_IRQ(144), }; -static struct platform_device cmt0_device = { - .name = "sh_cmt", +static struct platform_device cmt_device = { + .name = "sh-cmt-16", .id = 0, .dev = { - .platform_data = &cmt0_platform_data, - }, - .resource = cmt0_resources, - .num_resources = ARRAY_SIZE(cmt0_resources), -}; - -static struct sh_timer_config cmt1_platform_data = { - .channel_offset = 0x08, - .timer_bit = 1, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ -}; - -static struct resource cmt1_resources[] = { - [0] = { - .start = 0xfffec008, - .end = 0xfffec00d, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 144, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device cmt1_device = { - .name = "sh_cmt", - .id = 1, - .dev = { - .platform_data = &cmt1_platform_data, + .platform_data = &cmt_platform_data, }, - .resource = cmt1_resources, - .num_resources = ARRAY_SIZE(cmt1_resources), -}; - -static struct sh_timer_config mtu2_0_platform_data = { - .channel_offset = -0x80, - .timer_bit = 0, - .clockevent_rating = 200, + .resource = cmt_resources, + .num_resources = ARRAY_SIZE(cmt_resources), }; -static struct resource mtu2_0_resources[] = { - [0] = { - .start = 0xfffe4300, - .end = 0xfffe4326, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 156, - .flags = IORESOURCE_IRQ, - }, +static struct resource mtu2_resources[] = { + DEFINE_RES_MEM(0xfffe4000, 0x400), + DEFINE_RES_IRQ_NAMED(156, "tgi0a"), + DEFINE_RES_IRQ_NAMED(164, "tgi1a"), + DEFINE_RES_IRQ_NAMED(180, "tgi2a"), }; -static struct platform_device mtu2_0_device = { - .name = "sh_mtu2", - .id = 0, - .dev = { - .platform_data = &mtu2_0_platform_data, - }, - .resource = mtu2_0_resources, - .num_resources = ARRAY_SIZE(mtu2_0_resources), -}; - -static struct sh_timer_config mtu2_1_platform_data = { - .channel_offset = -0x100, - .timer_bit = 1, - .clockevent_rating = 200, -}; - -static struct resource mtu2_1_resources[] = { - [0] = { - .start = 0xfffe4380, - .end = 0xfffe4390, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 164, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_1_device = { - .name = "sh_mtu2", - .id = 1, - .dev = { - .platform_data = &mtu2_1_platform_data, - }, - .resource = mtu2_1_resources, - .num_resources = ARRAY_SIZE(mtu2_1_resources), -}; - -static struct sh_timer_config mtu2_2_platform_data = { - .channel_offset = 0x80, - .timer_bit = 2, - .clockevent_rating = 200, -}; - -static struct resource mtu2_2_resources[] = { - [0] = { - .start = 0xfffe4000, - .end = 0xfffe400a, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 180, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_2_device = { - .name = "sh_mtu2", - .id = 2, - .dev = { - .platform_data = &mtu2_2_platform_data, - }, - .resource = mtu2_2_resources, - .num_resources = ARRAY_SIZE(mtu2_2_resources), +static struct platform_device mtu2_device = { + .name = "sh-mtu2s", + .id = -1, + .resource = mtu2_resources, + .num_resources = ARRAY_SIZE(mtu2_resources), }; static struct platform_device *sh7206_devices[] __initdata = { @@ -348,11 +250,8 @@ static struct platform_device *sh7206_devices[] __initdata = { &scif1_device, &scif2_device, &scif3_device, - &cmt0_device, - &cmt1_device, - &mtu2_0_device, - &mtu2_1_device, - &mtu2_2_device, + &cmt_device, + &mtu2_device, }; static int __init sh7206_devices_setup(void) @@ -372,11 +271,8 @@ static struct platform_device *sh7206_early_devices[] __initdata = { &scif1_device, &scif2_device, &scif3_device, - &cmt0_device, - &cmt1_device, - &mtu2_0_device, - &mtu2_1_device, - &mtu2_2_device, + &cmt_device, + &mtu2_device, }; #define STBCR3 0xfffe0408 @@ -390,6 +286,6 @@ void __init plat_early_device_setup(void) /* enable MTU2 clock */ __raw_writeb(__raw_readb(STBCR3) & ~0x20, STBCR3); - early_platform_add_devices(sh7206_early_devices, + sh_early_platform_add_devices(sh7206_early_devices, ARRAY_SIZE(sh7206_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7264.c b/arch/sh/kernel/cpu/sh2a/setup-sh7264.c index ce5c1b5aebfa..8a1cb613dd2e 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-sh7264.c +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7264.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7264 Setup * * Copyright (C) 2012 Renesas Electronics Europe Ltd - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -14,6 +11,7 @@ #include <linux/usb/r8a66597.h> #include <linux/sh_timer.h> #include <linux/io.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -226,276 +224,228 @@ static DECLARE_INTC_DESC(intc_desc, "sh7264", vectors, groups, mask_registers, prio_registers, NULL); static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xfffe8000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 233, 234, 235, 232 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xfffe8000, 0x100), + DEFINE_RES_IRQ(233), + DEFINE_RES_IRQ(234), + DEFINE_RES_IRQ(235), + DEFINE_RES_IRQ(232), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xfffe8800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 237, 238, 239, 236 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xfffe8800, 0x100), + DEFINE_RES_IRQ(237), + DEFINE_RES_IRQ(238), + DEFINE_RES_IRQ(239), + DEFINE_RES_IRQ(236), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xfffe9000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 241, 242, 243, 240 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xfffe9000, 0x100), + DEFINE_RES_IRQ(241), + DEFINE_RES_IRQ(242), + DEFINE_RES_IRQ(243), + DEFINE_RES_IRQ(240), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xfffe9800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 245, 246, 247, 244 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xfffe9800, 0x100), + DEFINE_RES_IRQ(245), + DEFINE_RES_IRQ(246), + DEFINE_RES_IRQ(247), + DEFINE_RES_IRQ(244), +}; + static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xfffea000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 249, 250, 251, 248 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xfffea000, 0x100), + DEFINE_RES_IRQ(249), + DEFINE_RES_IRQ(250), + DEFINE_RES_IRQ(251), + DEFINE_RES_IRQ(248), +}; + static struct platform_device scif4_device = { .name = "sh-sci", .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xfffea800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 253, 254, 255, 252 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xfffea800, 0x100), + DEFINE_RES_IRQ(253), + DEFINE_RES_IRQ(254), + DEFINE_RES_IRQ(255), + DEFINE_RES_IRQ(252), +}; + static struct platform_device scif5_device = { .name = "sh-sci", .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, }; static struct plat_sci_port scif6_platform_data = { - .mapbase = 0xfffeb000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 257, 258, 259, 256 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif6_resources[] = { + DEFINE_RES_MEM(0xfffeb000, 0x100), + DEFINE_RES_IRQ(257), + DEFINE_RES_IRQ(258), + DEFINE_RES_IRQ(259), + DEFINE_RES_IRQ(256), +}; + static struct platform_device scif6_device = { .name = "sh-sci", .id = 6, + .resource = scif6_resources, + .num_resources = ARRAY_SIZE(scif6_resources), .dev = { .platform_data = &scif6_platform_data, }, }; static struct plat_sci_port scif7_platform_data = { - .mapbase = 0xfffeb800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 261, 262, 263, 260 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif7_resources[] = { + DEFINE_RES_MEM(0xfffeb800, 0x100), + DEFINE_RES_IRQ(261), + DEFINE_RES_IRQ(262), + DEFINE_RES_IRQ(263), + DEFINE_RES_IRQ(260), +}; + static struct platform_device scif7_device = { .name = "sh-sci", .id = 7, + .resource = scif7_resources, + .num_resources = ARRAY_SIZE(scif7_resources), .dev = { .platform_data = &scif7_platform_data, }, }; -static struct sh_timer_config cmt0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ +static struct sh_timer_config cmt_platform_data = { + .channels_mask = 3, }; -static struct resource cmt0_resources[] = { - [0] = { - .name = "CMT0", - .start = 0xfffec002, - .end = 0xfffec007, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 175, - .flags = IORESOURCE_IRQ, - }, +static struct resource cmt_resources[] = { + DEFINE_RES_MEM(0xfffec000, 0x10), + DEFINE_RES_IRQ(175), + DEFINE_RES_IRQ(176), }; -static struct platform_device cmt0_device = { - .name = "sh_cmt", +static struct platform_device cmt_device = { + .name = "sh-cmt-16", .id = 0, .dev = { - .platform_data = &cmt0_platform_data, + .platform_data = &cmt_platform_data, }, - .resource = cmt0_resources, - .num_resources = ARRAY_SIZE(cmt0_resources), -}; - -static struct sh_timer_config cmt1_platform_data = { - .name = "CMT1", - .channel_offset = 0x08, - .timer_bit = 1, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ + .resource = cmt_resources, + .num_resources = ARRAY_SIZE(cmt_resources), }; -static struct resource cmt1_resources[] = { - [0] = { - .name = "CMT1", - .start = 0xfffec008, - .end = 0xfffec00d, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 176, - .flags = IORESOURCE_IRQ, - }, +static struct resource mtu2_resources[] = { + DEFINE_RES_MEM(0xfffe4000, 0x400), + DEFINE_RES_IRQ_NAMED(179, "tgi0a"), + DEFINE_RES_IRQ_NAMED(186, "tgi1a"), }; -static struct platform_device cmt1_device = { - .name = "sh_cmt", - .id = 1, - .dev = { - .platform_data = &cmt1_platform_data, - }, - .resource = cmt1_resources, - .num_resources = ARRAY_SIZE(cmt1_resources), -}; - -static struct sh_timer_config mtu2_0_platform_data = { - .name = "MTU2_0", - .channel_offset = -0x80, - .timer_bit = 0, - .clockevent_rating = 200, -}; - -static struct resource mtu2_0_resources[] = { - [0] = { - .name = "MTU2_0", - .start = 0xfffe4300, - .end = 0xfffe4326, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 179, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_0_device = { - .name = "sh_mtu2", - .id = 0, - .dev = { - .platform_data = &mtu2_0_platform_data, - }, - .resource = mtu2_0_resources, - .num_resources = ARRAY_SIZE(mtu2_0_resources), -}; - -static struct sh_timer_config mtu2_1_platform_data = { - .name = "MTU2_1", - .channel_offset = -0x100, - .timer_bit = 1, - .clockevent_rating = 200, -}; - -static struct resource mtu2_1_resources[] = { - [0] = { - .name = "MTU2_1", - .start = 0xfffe4380, - .end = 0xfffe4390, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 186, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_1_device = { - .name = "sh_mtu2", - .id = 1, - .dev = { - .platform_data = &mtu2_1_platform_data, - }, - .resource = mtu2_1_resources, - .num_resources = ARRAY_SIZE(mtu2_1_resources), +static struct platform_device mtu2_device = { + .name = "sh-mtu2", + .id = -1, + .resource = mtu2_resources, + .num_resources = ARRAY_SIZE(mtu2_resources), }; static struct resource rtc_resources[] = { @@ -564,10 +514,8 @@ static struct platform_device *sh7264_devices[] __initdata = { &scif5_device, &scif6_device, &scif7_device, - &cmt0_device, - &cmt1_device, - &mtu2_0_device, - &mtu2_1_device, + &cmt_device, + &mtu2_device, &rtc_device, &r8a66597_usb_host_device, }; @@ -593,14 +541,12 @@ static struct platform_device *sh7264_early_devices[] __initdata = { &scif5_device, &scif6_device, &scif7_device, - &cmt0_device, - &cmt1_device, - &mtu2_0_device, - &mtu2_1_device, + &cmt_device, + &mtu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7264_early_devices, + sh_early_platform_add_devices(sh7264_early_devices, ARRAY_SIZE(sh7264_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh2a/setup-sh7269.c b/arch/sh/kernel/cpu/sh2a/setup-sh7269.c index e82ae9d8d3bc..8b1ef3028320 100644 --- a/arch/sh/kernel/cpu/sh2a/setup-sh7269.c +++ b/arch/sh/kernel/cpu/sh2a/setup-sh7269.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7269 Setup * * Copyright (C) 2012 Renesas Electronics Europe Ltd * Copyright (C) 2012 Phil Edworthy - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -15,6 +12,7 @@ #include <linux/usb/r8a66597.h> #include <linux/sh_timer.h> #include <linux/io.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -248,269 +246,228 @@ static DECLARE_INTC_DESC(intc_desc, "sh7269", vectors, groups, mask_registers, prio_registers, NULL); static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xe8007000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 259, 260, 261, 258 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xe8007000, 0x100), + DEFINE_RES_IRQ(259), + DEFINE_RES_IRQ(260), + DEFINE_RES_IRQ(261), + DEFINE_RES_IRQ(258), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xe8007800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 263, 264, 265, 262 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xe8007800, 0x100), + DEFINE_RES_IRQ(263), + DEFINE_RES_IRQ(264), + DEFINE_RES_IRQ(265), + DEFINE_RES_IRQ(262), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xe8008000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 267, 268, 269, 266 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xe8008000, 0x100), + DEFINE_RES_IRQ(267), + DEFINE_RES_IRQ(268), + DEFINE_RES_IRQ(269), + DEFINE_RES_IRQ(266), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xe8008800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 271, 272, 273, 270 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xe8008800, 0x100), + DEFINE_RES_IRQ(271), + DEFINE_RES_IRQ(272), + DEFINE_RES_IRQ(273), + DEFINE_RES_IRQ(270), +}; + static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xe8009000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 275, 276, 277, 274 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xe8009000, 0x100), + DEFINE_RES_IRQ(275), + DEFINE_RES_IRQ(276), + DEFINE_RES_IRQ(277), + DEFINE_RES_IRQ(274), +}; + static struct platform_device scif4_device = { .name = "sh-sci", .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xe8009800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 279, 280, 281, 278 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xe8009800, 0x100), + DEFINE_RES_IRQ(279), + DEFINE_RES_IRQ(280), + DEFINE_RES_IRQ(281), + DEFINE_RES_IRQ(278), +}; + static struct platform_device scif5_device = { .name = "sh-sci", .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, }; static struct plat_sci_port scif6_platform_data = { - .mapbase = 0xe800a000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 283, 284, 285, 282 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif6_resources[] = { + DEFINE_RES_MEM(0xe800a000, 0x100), + DEFINE_RES_IRQ(283), + DEFINE_RES_IRQ(284), + DEFINE_RES_IRQ(285), + DEFINE_RES_IRQ(282), +}; + static struct platform_device scif6_device = { .name = "sh-sci", .id = 6, + .resource = scif6_resources, + .num_resources = ARRAY_SIZE(scif6_resources), .dev = { .platform_data = &scif6_platform_data, }, }; static struct plat_sci_port scif7_platform_data = { - .mapbase = 0xe800a800, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RIE | SCSCR_TIE | SCSCR_RE | SCSCR_TE | - SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { 287, 288, 289, 286 }, .regtype = SCIx_SH2_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif7_resources[] = { + DEFINE_RES_MEM(0xe800a800, 0x100), + DEFINE_RES_IRQ(287), + DEFINE_RES_IRQ(288), + DEFINE_RES_IRQ(289), + DEFINE_RES_IRQ(286), +}; + static struct platform_device scif7_device = { .name = "sh-sci", .id = 7, + .resource = scif7_resources, + .num_resources = ARRAY_SIZE(scif7_resources), .dev = { .platform_data = &scif7_platform_data, }, }; -static struct sh_timer_config cmt0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ +static struct sh_timer_config cmt_platform_data = { + .channels_mask = 3, }; -static struct resource cmt0_resources[] = { - [0] = { - .start = 0xfffec002, - .end = 0xfffec007, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 188, - .flags = IORESOURCE_IRQ, - }, +static struct resource cmt_resources[] = { + DEFINE_RES_MEM(0xfffec000, 0x10), + DEFINE_RES_IRQ(188), + DEFINE_RES_IRQ(189), }; -static struct platform_device cmt0_device = { - .name = "sh_cmt", +static struct platform_device cmt_device = { + .name = "sh-cmt-16", .id = 0, .dev = { - .platform_data = &cmt0_platform_data, + .platform_data = &cmt_platform_data, }, - .resource = cmt0_resources, - .num_resources = ARRAY_SIZE(cmt0_resources), -}; - -static struct sh_timer_config cmt1_platform_data = { - .channel_offset = 0x08, - .timer_bit = 1, - .clockevent_rating = 125, - .clocksource_rating = 0, /* disabled due to code generation issues */ + .resource = cmt_resources, + .num_resources = ARRAY_SIZE(cmt_resources), }; -static struct resource cmt1_resources[] = { - [0] = { - .start = 0xfffec008, - .end = 0xfffec00d, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 189, - .flags = IORESOURCE_IRQ, - }, +static struct resource mtu2_resources[] = { + DEFINE_RES_MEM(0xfffe4000, 0x400), + DEFINE_RES_IRQ_NAMED(192, "tgi0a"), + DEFINE_RES_IRQ_NAMED(203, "tgi1a"), }; -static struct platform_device cmt1_device = { - .name = "sh_cmt", - .id = 1, - .dev = { - .platform_data = &cmt1_platform_data, - }, - .resource = cmt1_resources, - .num_resources = ARRAY_SIZE(cmt1_resources), -}; - -static struct sh_timer_config mtu2_0_platform_data = { - .channel_offset = -0x80, - .timer_bit = 0, - .clockevent_rating = 200, -}; - -static struct resource mtu2_0_resources[] = { - [0] = { - .start = 0xfffe4300, - .end = 0xfffe4326, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 192, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_0_device = { - .name = "sh_mtu2", - .id = 0, - .dev = { - .platform_data = &mtu2_0_platform_data, - }, - .resource = mtu2_0_resources, - .num_resources = ARRAY_SIZE(mtu2_0_resources), -}; - -static struct sh_timer_config mtu2_1_platform_data = { - .channel_offset = -0x100, - .timer_bit = 1, - .clockevent_rating = 200, -}; - -static struct resource mtu2_1_resources[] = { - [0] = { - .start = 0xfffe4380, - .end = 0xfffe4390, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 203, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device mtu2_1_device = { - .name = "sh_mtu2", - .id = 1, - .dev = { - .platform_data = &mtu2_1_platform_data, - }, - .resource = mtu2_1_resources, - .num_resources = ARRAY_SIZE(mtu2_1_resources), +static struct platform_device mtu2_device = { + .name = "sh-mtu2", + .id = -1, + .resource = mtu2_resources, + .num_resources = ARRAY_SIZE(mtu2_resources), }; static struct resource rtc_resources[] = { @@ -573,10 +530,8 @@ static struct platform_device *sh7269_devices[] __initdata = { &scif5_device, &scif6_device, &scif7_device, - &cmt0_device, - &cmt1_device, - &mtu2_0_device, - &mtu2_1_device, + &cmt_device, + &mtu2_device, &rtc_device, &r8a66597_usb_host_device, }; @@ -602,14 +557,12 @@ static struct platform_device *sh7269_early_devices[] __initdata = { &scif5_device, &scif6_device, &scif7_device, - &cmt0_device, - &cmt1_device, - &mtu2_0_device, - &mtu2_1_device, + &cmt_device, + &mtu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7269_early_devices, + sh_early_platform_add_devices(sh7269_early_devices, ARRAY_SIZE(sh7269_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh3/Makefile b/arch/sh/kernel/cpu/sh3/Makefile index d3634ae7b71a..1dcb43d93c86 100644 --- a/arch/sh/kernel/cpu/sh3/Makefile +++ b/arch/sh/kernel/cpu/sh3/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux/SuperH SH-3 backends. # diff --git a/arch/sh/kernel/cpu/sh3/clock-sh3.c b/arch/sh/kernel/cpu/sh3/clock-sh3.c index 90faa44ca94d..d7765728cadf 100644 --- a/arch/sh/kernel/cpu/sh3/clock-sh3.c +++ b/arch/sh/kernel/cpu/sh3/clock-sh3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh3/clock-sh3.c * @@ -11,10 +12,6 @@ * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> * Copyright (C) 2002, 2003, 2004 Paul Mundt * Copyright (C) 2002 M. R. Brown <mrbrown@linux-sh.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh3/clock-sh7705.c b/arch/sh/kernel/cpu/sh3/clock-sh7705.c index a8da4a9986b3..4947114af090 100644 --- a/arch/sh/kernel/cpu/sh3/clock-sh7705.c +++ b/arch/sh/kernel/cpu/sh3/clock-sh7705.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh3/clock-sh7705.c * @@ -11,10 +12,6 @@ * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> * Copyright (C) 2002, 2003, 2004 Paul Mundt * Copyright (C) 2002 M. R. Brown <mrbrown@linux-sh.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh3/clock-sh7706.c b/arch/sh/kernel/cpu/sh3/clock-sh7706.c index a4088e5b2203..17855022c118 100644 --- a/arch/sh/kernel/cpu/sh3/clock-sh7706.c +++ b/arch/sh/kernel/cpu/sh3/clock-sh7706.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh3/clock-sh7706.c * @@ -7,10 +8,6 @@ * * Based on arch/sh/kernel/cpu/sh3/clock-sh7709.c * Copyright (C) 2005 Andriy Skulysh - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh3/clock-sh7709.c b/arch/sh/kernel/cpu/sh3/clock-sh7709.c index 54a6d4bcc0db..54701bbf7caa 100644 --- a/arch/sh/kernel/cpu/sh3/clock-sh7709.c +++ b/arch/sh/kernel/cpu/sh3/clock-sh7709.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh3/clock-sh7709.c * @@ -7,10 +8,6 @@ * * Based on arch/sh/kernel/cpu/sh3/clock-sh7705.c * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh3/clock-sh7710.c b/arch/sh/kernel/cpu/sh3/clock-sh7710.c index ce601b2e3976..e60d0bc19cbe 100644 --- a/arch/sh/kernel/cpu/sh3/clock-sh7710.c +++ b/arch/sh/kernel/cpu/sh3/clock-sh7710.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh3/clock-sh7710.c * @@ -11,10 +12,6 @@ * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> * Copyright (C) 2002, 2003, 2004 Paul Mundt * Copyright (C) 2002 M. R. Brown <mrbrown@linux-sh.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh3/clock-sh7712.c b/arch/sh/kernel/cpu/sh3/clock-sh7712.c index 21438a9a1ae1..5af553f38d3a 100644 --- a/arch/sh/kernel/cpu/sh3/clock-sh7712.c +++ b/arch/sh/kernel/cpu/sh3/clock-sh7712.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh3/clock-sh7712.c * @@ -7,10 +8,6 @@ * * Based on arch/sh/kernel/cpu/sh3/clock-sh3.c * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S index 262db6ec067b..b1f5b3c58a01 100644 --- a/arch/sh/kernel/cpu/sh3/entry.S +++ b/arch/sh/kernel/cpu/sh3/entry.S @@ -1,12 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/cpu/sh3/entry.S * * Copyright (C) 1999, 2000, 2002 Niibe Yutaka * Copyright (C) 2003 - 2012 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> #include <linux/errno.h> @@ -17,7 +14,6 @@ #include <cpu/mmu_context.h> #include <asm/page.h> #include <asm/cache.h> -#include <asm/thread_info.h> ! NOTE: ! GNU as (as of 2.9.1) changes bf/s into bt/s and bra, when the address @@ -474,9 +470,9 @@ ENTRY(handle_interrupt) mov r4, r0 ! save vector->jmp table offset for later shlr2 r4 ! vector to IRQ# conversion - add #-0x10, r4 - cmp/pz r4 ! is it a valid IRQ? + mov #0x10, r5 + cmp/hs r5, r4 ! is it a valid IRQ? bt 10f /* diff --git a/arch/sh/kernel/cpu/sh3/ex.S b/arch/sh/kernel/cpu/sh3/ex.S index 99b4d020179a..ee2113f4215c 100644 --- a/arch/sh/kernel/cpu/sh3/ex.S +++ b/arch/sh/kernel/cpu/sh3/ex.S @@ -1,14 +1,11 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/cpu/sh3/ex.S * * The SH-3 and SH-4 exception vector table. - + * * Copyright (C) 1999, 2000, 2002 Niibe Yutaka * Copyright (C) 2003 - 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/linkage.h> diff --git a/arch/sh/kernel/cpu/sh3/pinmux-sh7720.c b/arch/sh/kernel/cpu/sh3/pinmux-sh7720.c index 26e90a66ebb7..34015e608ee9 100644 --- a/arch/sh/kernel/cpu/sh3/pinmux-sh7720.c +++ b/arch/sh/kernel/cpu/sh3/pinmux-sh7720.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7720 Pinmux * * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh3/probe.c b/arch/sh/kernel/cpu/sh3/probe.c index bf23c322e164..5e7ad591ab16 100644 --- a/arch/sh/kernel/cpu/sh3/probe.c +++ b/arch/sh/kernel/cpu/sh3/probe.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh3/probe.c * @@ -5,10 +6,6 @@ * * Copyright (C) 1999, 2000 Niibe Yutaka * Copyright (C) 2002 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> @@ -16,7 +13,7 @@ #include <asm/cache.h> #include <asm/io.h> -void __cpuinit cpu_probe(void) +void cpu_probe(void) { unsigned long addr0, addr1, data0, data1, data2, data3; diff --git a/arch/sh/kernel/cpu/sh3/serial-sh770x.c b/arch/sh/kernel/cpu/sh3/serial-sh770x.c index 4f7242c676b3..dec027f233f2 100644 --- a/arch/sh/kernel/cpu/sh3/serial-sh770x.c +++ b/arch/sh/kernel/cpu/sh3/serial-sh770x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/serial_sci.h> #include <linux/serial_core.h> #include <linux/io.h> diff --git a/arch/sh/kernel/cpu/sh3/serial-sh7710.c b/arch/sh/kernel/cpu/sh3/serial-sh7710.c index 42190ef6aebf..ee04052e5bdd 100644 --- a/arch/sh/kernel/cpu/sh3/serial-sh7710.c +++ b/arch/sh/kernel/cpu/sh3/serial-sh7710.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/serial_sci.h> #include <linux/serial_core.h> #include <linux/io.h> diff --git a/arch/sh/kernel/cpu/sh3/serial-sh7720.c b/arch/sh/kernel/cpu/sh3/serial-sh7720.c index c4a0336660dd..75aaea49de43 100644 --- a/arch/sh/kernel/cpu/sh3/serial-sh7720.c +++ b/arch/sh/kernel/cpu/sh3/serial-sh7720.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/serial_sci.h> #include <linux/serial_core.h> #include <linux/io.h> diff --git a/arch/sh/kernel/cpu/sh3/setup-sh3.c b/arch/sh/kernel/cpu/sh3/setup-sh3.c index 53be70b98116..cf2a3f09fee4 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh3.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh3.c @@ -1,16 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Shared SH3 Setup code * * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/irq.h> #include <linux/io.h> +#include <asm/platform_early.h> /* All SH3 devices are equipped with IRQ0->5 (except sh7708) */ diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7705.c b/arch/sh/kernel/cpu/sh3/setup-sh7705.c index 03e4c96f2b11..0544134b3f20 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh7705.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh7705.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7705 Setup * * Copyright (C) 2006 - 2009 Paul Mundt * Copyright (C) 2007 Nobuhiro Iwamatsu - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -17,6 +14,7 @@ #include <linux/sh_intc.h> #include <asm/rtc.h> #include <cpu/serial.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -70,39 +68,43 @@ static DECLARE_INTC_DESC(intc_desc, "sh7705", vectors, NULL, NULL, prio_registers, NULL); static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xa4410000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TIE | SCSCR_RIE | SCSCR_TE | - SCSCR_RE | SCSCR_CKE1 | SCSCR_CKE0, - .scbrr_algo_id = SCBRR_ALGO_4, + .scscr = SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x900)), .ops = &sh770x_sci_port_ops, .regtype = SCIx_SH7705_SCIF_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xa4410000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x900)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xa4400000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TIE | SCSCR_RIE | SCSCR_TE | SCSCR_RE, - .scbrr_algo_id = SCBRR_ALGO_4, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x880)), .ops = &sh770x_sci_port_ops, .regtype = SCIx_SH7705_SCIF_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xa4400000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x880)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, @@ -135,25 +137,18 @@ static struct platform_device rtc_device = { }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xfffffe94, - .end = 0xfffffe9f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xfffffe90, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu-sh3", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -162,67 +157,10 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0xe, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xfffffea0, - .end = 0xfffffeab, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1a, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xfffffeac, - .end = 0xfffffebb, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - static struct platform_device *sh7705_devices[] __initdata = { &scif0_device, &scif1_device, &tmu0_device, - &tmu1_device, - &tmu2_device, &rtc_device, }; @@ -237,13 +175,11 @@ static struct platform_device *sh7705_early_devices[] __initdata = { &scif0_device, &scif1_device, &tmu0_device, - &tmu1_device, - &tmu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7705_early_devices, + sh_early_platform_add_devices(sh7705_early_devices, ARRAY_SIZE(sh7705_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh3/setup-sh770x.c b/arch/sh/kernel/cpu/sh3/setup-sh770x.c index ba26cd9ce69b..4947f57748bc 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh770x.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh770x.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH3 Setup code for SH7706, SH7707, SH7708, SH7709 * @@ -7,10 +8,6 @@ * Based on setup-sh7709.c * * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/io.h> @@ -21,6 +18,7 @@ #include <linux/sh_timer.h> #include <linux/sh_intc.h> #include <cpu/serial.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -109,20 +107,20 @@ static struct platform_device rtc_device = { }; static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xfffffe80, - .port_reg = 0xa4000136, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TE | SCSCR_RE, - .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCI, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x4e0)), .ops = &sh770x_sci_port_ops, - .regshift = 1, +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xfffffe80, 0x10), + DEFINE_RES_IRQ(evt2irq(0x4e0)), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, @@ -131,19 +129,21 @@ static struct platform_device scif0_device = { defined(CONFIG_CPU_SUBTYPE_SH7707) || \ defined(CONFIG_CPU_SUBTYPE_SH7709) static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xa4000150, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TE | SCSCR_RE, - .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x900)), .ops = &sh770x_sci_port_ops, .regtype = SCIx_SH3_SCIF_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xa4000150, 0x10), + DEFINE_RES_IRQ(evt2irq(0x900)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, @@ -152,20 +152,20 @@ static struct platform_device scif1_device = { #if defined(CONFIG_CPU_SUBTYPE_SH7707) || \ defined(CONFIG_CPU_SUBTYPE_SH7709) static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xa4000140, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TE | SCSCR_RE, - .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_IRDA, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x880)), .ops = &sh770x_sci_port_ops, - .regshift = 1, +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xa4000140, 0x10), + DEFINE_RES_IRQ(evt2irq(0x880)), }; static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, @@ -173,25 +173,18 @@ static struct platform_device scif2_device = { #endif static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xfffffe94, - .end = 0xfffffe9f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xfffffe90, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu-sh3", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -200,61 +193,6 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0xe, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xfffffea0, - .end = 0xfffffeab, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1a, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xfffffeac, - .end = 0xfffffebb, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - static struct platform_device *sh770x_devices[] __initdata = { &scif0_device, #if defined(CONFIG_CPU_SUBTYPE_SH7706) || \ @@ -267,8 +205,6 @@ static struct platform_device *sh770x_devices[] __initdata = { &scif2_device, #endif &tmu0_device, - &tmu1_device, - &tmu2_device, &rtc_device, }; @@ -291,13 +227,11 @@ static struct platform_device *sh770x_early_devices[] __initdata = { &scif2_device, #endif &tmu0_device, - &tmu1_device, - &tmu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh770x_early_devices, + sh_early_platform_add_devices(sh770x_early_devices, ARRAY_SIZE(sh770x_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7710.c b/arch/sh/kernel/cpu/sh3/setup-sh7710.c index 93c9c5e24a7a..381910761579 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh7710.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh7710.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH3 Setup code for SH7710, SH7712 * * Copyright (C) 2006 - 2009 Paul Mundt * Copyright (C) 2007 Nobuhiro Iwamatsu - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -16,6 +13,7 @@ #include <linux/sh_timer.h> #include <linux/sh_intc.h> #include <asm/rtc.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -98,61 +96,58 @@ static struct platform_device rtc_device = { }; static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xa4400000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TE | SCSCR_RE | SCSCR_REIE | - SCSCR_CKE1 | SCSCR_CKE0, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x880)), +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xa4400000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x880)), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xa4410000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TE | SCSCR_RE | SCSCR_REIE | - SCSCR_CKE1 | SCSCR_CKE0, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x900)), +}; + +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xa4410000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x900)), }; static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xa412fe94, - .end = 0xa412fe9f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xa412fe90, 0x28), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu-sh3", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -161,67 +156,10 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0xe, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xa412fea0, - .end = 0xa412feab, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1a, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xa412feac, - .end = 0xa412feb5, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - static struct platform_device *sh7710_devices[] __initdata = { &scif0_device, &scif1_device, &tmu0_device, - &tmu1_device, - &tmu2_device, &rtc_device, }; @@ -236,13 +174,11 @@ static struct platform_device *sh7710_early_devices[] __initdata = { &scif0_device, &scif1_device, &tmu0_device, - &tmu1_device, - &tmu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7710_early_devices, + sh_early_platform_add_devices(sh7710_early_devices, ARRAY_SIZE(sh7710_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh3/setup-sh7720.c b/arch/sh/kernel/cpu/sh3/setup-sh7720.c index 42d991f632b1..425d067dae9b 100644 --- a/arch/sh/kernel/cpu/sh3/setup-sh7720.c +++ b/arch/sh/kernel/cpu/sh3/setup-sh7720.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Setup code for SH7720, SH7721. * @@ -8,10 +9,6 @@ * * Copyright (C) 2006 Paul Mundt * Copyright (C) 2006 Jamie Lenehan - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -22,6 +19,7 @@ #include <linux/sh_intc.h> #include <linux/usb/ohci_pdriver.h> #include <asm/rtc.h> +#include <asm/platform_early.h> #include <cpu/serial.h> static struct resource rtc_resources[] = { @@ -52,38 +50,42 @@ static struct platform_device rtc_device = { }; static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xa4430000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE, - .scbrr_algo_id = SCBRR_ALGO_4, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc00)), .ops = &sh7720_sci_port_ops, .regtype = SCIx_SH7705_SCIF_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xa4430000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc00)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xa4438000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE, - .scbrr_algo_id = SCBRR_ALGO_4, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc20)), .ops = &sh7720_sci_port_ops, .regtype = SCIx_SH7705_SCIF_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xa4438000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc20)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, @@ -144,163 +146,38 @@ static struct platform_device usbf_device = { .resource = usbf_resources, }; -static struct sh_timer_config cmt0_platform_data = { - .channel_offset = 0x10, - .timer_bit = 0, - .clockevent_rating = 125, - .clocksource_rating = 125, +static struct sh_timer_config cmt_platform_data = { + .channels_mask = 0x1f, }; -static struct resource cmt0_resources[] = { - [0] = { - .start = 0x044a0010, - .end = 0x044a001b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, +static struct resource cmt_resources[] = { + DEFINE_RES_MEM(0x044a0000, 0x60), + DEFINE_RES_IRQ(evt2irq(0xf00)), }; -static struct platform_device cmt0_device = { - .name = "sh_cmt", +static struct platform_device cmt_device = { + .name = "sh-cmt-32", .id = 0, .dev = { - .platform_data = &cmt0_platform_data, - }, - .resource = cmt0_resources, - .num_resources = ARRAY_SIZE(cmt0_resources), -}; - -static struct sh_timer_config cmt1_platform_data = { - .channel_offset = 0x20, - .timer_bit = 1, -}; - -static struct resource cmt1_resources[] = { - [0] = { - .start = 0x044a0020, - .end = 0x044a002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device cmt1_device = { - .name = "sh_cmt", - .id = 1, - .dev = { - .platform_data = &cmt1_platform_data, + .platform_data = &cmt_platform_data, }, - .resource = cmt1_resources, - .num_resources = ARRAY_SIZE(cmt1_resources), -}; - -static struct sh_timer_config cmt2_platform_data = { - .channel_offset = 0x30, - .timer_bit = 2, -}; - -static struct resource cmt2_resources[] = { - [0] = { - .start = 0x044a0030, - .end = 0x044a003b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device cmt2_device = { - .name = "sh_cmt", - .id = 2, - .dev = { - .platform_data = &cmt2_platform_data, - }, - .resource = cmt2_resources, - .num_resources = ARRAY_SIZE(cmt2_resources), -}; - -static struct sh_timer_config cmt3_platform_data = { - .channel_offset = 0x40, - .timer_bit = 3, -}; - -static struct resource cmt3_resources[] = { - [0] = { - .start = 0x044a0040, - .end = 0x044a004b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device cmt3_device = { - .name = "sh_cmt", - .id = 3, - .dev = { - .platform_data = &cmt3_platform_data, - }, - .resource = cmt3_resources, - .num_resources = ARRAY_SIZE(cmt3_resources), -}; - -static struct sh_timer_config cmt4_platform_data = { - .channel_offset = 0x50, - .timer_bit = 4, -}; - -static struct resource cmt4_resources[] = { - [0] = { - .start = 0x044a0050, - .end = 0x044a005b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device cmt4_device = { - .name = "sh_cmt", - .id = 4, - .dev = { - .platform_data = &cmt4_platform_data, - }, - .resource = cmt4_resources, - .num_resources = ARRAY_SIZE(cmt4_resources), + .resource = cmt_resources, + .num_resources = ARRAY_SIZE(cmt_resources), }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x02, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xa412fe94, - .end = 0xa412fe9f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xa412fe90, 0x28), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu-sh3", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -309,72 +186,11 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0xe, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xa412fea0, - .end = 0xa412feab, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1a, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xa412feac, - .end = 0xa412feb5, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - static struct platform_device *sh7720_devices[] __initdata = { &scif0_device, &scif1_device, - &cmt0_device, - &cmt1_device, - &cmt2_device, - &cmt3_device, - &cmt4_device, + &cmt_device, &tmu0_device, - &tmu1_device, - &tmu2_device, &rtc_device, &usb_ohci_device, &usbf_device, @@ -390,19 +206,13 @@ arch_initcall(sh7720_devices_setup); static struct platform_device *sh7720_early_devices[] __initdata = { &scif0_device, &scif1_device, - &cmt0_device, - &cmt1_device, - &cmt2_device, - &cmt3_device, - &cmt4_device, + &cmt_device, &tmu0_device, - &tmu1_device, - &tmu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7720_early_devices, + sh_early_platform_add_devices(sh7720_early_devices, ARRAY_SIZE(sh7720_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh3/swsusp.S b/arch/sh/kernel/cpu/sh3/swsusp.S index 01145426a2b8..dc111c4ccf21 100644 --- a/arch/sh/kernel/cpu/sh3/swsusp.S +++ b/arch/sh/kernel/cpu/sh3/swsusp.S @@ -1,11 +1,8 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/cpu/sh3/swsusp.S * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> #include <linux/errno.h> diff --git a/arch/sh/kernel/cpu/sh4/Makefile b/arch/sh/kernel/cpu/sh4/Makefile index 3a1dbc709831..02e3ee16e15c 100644 --- a/arch/sh/kernel/cpu/sh4/Makefile +++ b/arch/sh/kernel/cpu/sh4/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux/SuperH SH-4 backends. # @@ -22,15 +23,11 @@ obj-$(CONFIG_CPU_SUBTYPE_SH7091) += setup-sh7750.o obj-$(CONFIG_CPU_SUBTYPE_SH7751) += setup-sh7750.o obj-$(CONFIG_CPU_SUBTYPE_SH7751R) += setup-sh7750.o obj-$(CONFIG_CPU_SUBTYPE_SH7760) += setup-sh7760.o -obj-$(CONFIG_CPU_SUBTYPE_SH4_202) += setup-sh4-202.o # Primary on-chip clocks (common) ifndef CONFIG_CPU_SH4A clock-$(CONFIG_CPU_SH4) := clock-sh4.o endif -# Additional clocks by subtype -clock-$(CONFIG_CPU_SUBTYPE_SH4_202) += clock-sh4-202.o - obj-y += $(clock-y) obj-$(CONFIG_PERF_EVENTS) += $(perf-y) diff --git a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c deleted file mode 100644 index 4b5bab5f875f..000000000000 --- a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh4/clock-sh4-202.c - * - * Additional SH4-202 support for the clock framework - * - * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/clkdev.h> -#include <asm/clock.h> -#include <asm/freq.h> - -#define CPG2_FRQCR3 0xfe0a0018 - -static int frqcr3_divisors[] = { 1, 2, 3, 4, 6, 8, 16 }; -static int frqcr3_values[] = { 0, 1, 2, 3, 4, 5, 6 }; - -static unsigned long emi_clk_recalc(struct clk *clk) -{ - int idx = __raw_readl(CPG2_FRQCR3) & 0x0007; - return clk->parent->rate / frqcr3_divisors[idx]; -} - -static inline int frqcr3_lookup(struct clk *clk, unsigned long rate) -{ - int divisor = clk->parent->rate / rate; - int i; - - for (i = 0; i < ARRAY_SIZE(frqcr3_divisors); i++) - if (frqcr3_divisors[i] == divisor) - return frqcr3_values[i]; - - /* Safe fallback */ - return 5; -} - -static struct sh_clk_ops sh4202_emi_clk_ops = { - .recalc = emi_clk_recalc, -}; - -static struct clk sh4202_emi_clk = { - .flags = CLK_ENABLE_ON_INIT, - .ops = &sh4202_emi_clk_ops, -}; - -static unsigned long femi_clk_recalc(struct clk *clk) -{ - int idx = (__raw_readl(CPG2_FRQCR3) >> 3) & 0x0007; - return clk->parent->rate / frqcr3_divisors[idx]; -} - -static struct sh_clk_ops sh4202_femi_clk_ops = { - .recalc = femi_clk_recalc, -}; - -static struct clk sh4202_femi_clk = { - .flags = CLK_ENABLE_ON_INIT, - .ops = &sh4202_femi_clk_ops, -}; - -static void shoc_clk_init(struct clk *clk) -{ - int i; - - /* - * For some reason, the shoc_clk seems to be set to some really - * insane value at boot (values outside of the allowable frequency - * range for instance). We deal with this by scaling it back down - * to something sensible just in case. - * - * Start scaling from the high end down until we find something - * that passes rate verification.. - */ - for (i = 0; i < ARRAY_SIZE(frqcr3_divisors); i++) { - int divisor = frqcr3_divisors[i]; - - if (clk->ops->set_rate(clk, clk->parent->rate / divisor) == 0) - break; - } - - WARN_ON(i == ARRAY_SIZE(frqcr3_divisors)); /* Undefined clock */ -} - -static unsigned long shoc_clk_recalc(struct clk *clk) -{ - int idx = (__raw_readl(CPG2_FRQCR3) >> 6) & 0x0007; - return clk->parent->rate / frqcr3_divisors[idx]; -} - -static int shoc_clk_verify_rate(struct clk *clk, unsigned long rate) -{ - struct clk *bclk = clk_get(NULL, "bus_clk"); - unsigned long bclk_rate = clk_get_rate(bclk); - - clk_put(bclk); - - if (rate > bclk_rate) - return 1; - if (rate > 66000000) - return 1; - - return 0; -} - -static int shoc_clk_set_rate(struct clk *clk, unsigned long rate) -{ - unsigned long frqcr3; - unsigned int tmp; - - /* Make sure we have something sensible to switch to */ - if (shoc_clk_verify_rate(clk, rate) != 0) - return -EINVAL; - - tmp = frqcr3_lookup(clk, rate); - - frqcr3 = __raw_readl(CPG2_FRQCR3); - frqcr3 &= ~(0x0007 << 6); - frqcr3 |= tmp << 6; - __raw_writel(frqcr3, CPG2_FRQCR3); - - clk->rate = clk->parent->rate / frqcr3_divisors[tmp]; - - return 0; -} - -static struct sh_clk_ops sh4202_shoc_clk_ops = { - .init = shoc_clk_init, - .recalc = shoc_clk_recalc, - .set_rate = shoc_clk_set_rate, -}; - -static struct clk sh4202_shoc_clk = { - .flags = CLK_ENABLE_ON_INIT, - .ops = &sh4202_shoc_clk_ops, -}; - -static struct clk *sh4202_onchip_clocks[] = { - &sh4202_emi_clk, - &sh4202_femi_clk, - &sh4202_shoc_clk, -}; - -static struct clk_lookup lookups[] = { - /* main clocks */ - CLKDEV_CON_ID("emi_clk", &sh4202_emi_clk), - CLKDEV_CON_ID("femi_clk", &sh4202_femi_clk), - CLKDEV_CON_ID("shoc_clk", &sh4202_shoc_clk), -}; - -int __init arch_clk_init(void) -{ - struct clk *clk; - int i, ret = 0; - - cpg_clk_init(); - - clk = clk_get(NULL, "master_clk"); - for (i = 0; i < ARRAY_SIZE(sh4202_onchip_clocks); i++) { - struct clk *clkp = sh4202_onchip_clocks[i]; - - clkp->parent = clk; - ret |= clk_register(clkp); - } - - clk_put(clk); - - clkdev_add_table(lookups, ARRAY_SIZE(lookups)); - - return ret; -} diff --git a/arch/sh/kernel/cpu/sh4/clock-sh4.c b/arch/sh/kernel/cpu/sh4/clock-sh4.c index 99e5ec8b483d..ee3c5537a9d8 100644 --- a/arch/sh/kernel/cpu/sh4/clock-sh4.c +++ b/arch/sh/kernel/cpu/sh4/clock-sh4.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4/clock-sh4.c * @@ -11,10 +12,6 @@ * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> * Copyright (C) 2002, 2003, 2004 Paul Mundt * Copyright (C) 2002 M. R. Brown <mrbrown@linux-sh.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh4/fpu.c b/arch/sh/kernel/cpu/sh4/fpu.c index 69ab4d3c8d41..03ffd8cdf542 100644 --- a/arch/sh/kernel/cpu/sh4/fpu.c +++ b/arch/sh/kernel/cpu/sh4/fpu.c @@ -1,17 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Save/restore floating point context for signal handlers. * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * * Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka * Copyright (C) 2006 ST Microelectronics Ltd. (denorm support) * * FIXME! These routines have not been tested for big endian case. */ -#include <linux/sched.h> -#include <linux/signal.h> +#include <linux/sched/signal.h> #include <linux/io.h> #include <cpu/fpu.h> #include <asm/processor.h> @@ -425,5 +421,5 @@ BUILD_TRAP_HANDLER(fpu_error) } } - force_sig(SIGFPE, tsk); + force_sig(SIGFPE); } diff --git a/arch/sh/kernel/cpu/sh4/perf_event.c b/arch/sh/kernel/cpu/sh4/perf_event.c index fa4f724b295a..db5847bb7330 100644 --- a/arch/sh/kernel/cpu/sh4/perf_event.c +++ b/arch/sh/kernel/cpu/sh4/perf_event.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Performance events support for SH7750-style performance counters * * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c index 0fbbd50bc8ad..ef4dd6295263 100644 --- a/arch/sh/kernel/cpu/sh4/probe.c +++ b/arch/sh/kernel/cpu/sh4/probe.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4/probe.c * @@ -5,17 +6,13 @@ * * Copyright (C) 2001 - 2007 Paul Mundt * Copyright (C) 2003 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/io.h> #include <asm/processor.h> #include <asm/cache.h> -void __cpuinit cpu_probe(void) +void cpu_probe(void) { unsigned long pvr, prr, cvr; unsigned long size; diff --git a/arch/sh/kernel/cpu/sh4/setup-sh4-202.c b/arch/sh/kernel/cpu/sh4/setup-sh4-202.c deleted file mode 100644 index 2a5320aa73bb..000000000000 --- a/arch/sh/kernel/cpu/sh4/setup-sh4-202.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * SH4-202 Setup - * - * Copyright (C) 2006 Paul Mundt - * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/serial.h> -#include <linux/serial_sci.h> -#include <linux/sh_timer.h> -#include <linux/sh_intc.h> -#include <linux/io.h> - -static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffe80000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, - .type = PORT_SCIF, - .irqs = { evt2irq(0x700), - evt2irq(0x720), - evt2irq(0x760), - evt2irq(0x740) }, -}; - -static struct platform_device scif0_device = { - .name = "sh-sci", - .id = 0, - .dev = { - .platform_data = &scif0_platform_data, - }, -}; - -static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, -}; - -static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu0_device = { - .name = "sh_tmu", - .id = 0, - .dev = { - .platform_data = &tmu0_platform_data, - }, - .resource = tmu0_resources, - .num_resources = ARRAY_SIZE(tmu0_resources), -}; - -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - -static struct platform_device *sh4202_devices[] __initdata = { - &scif0_device, - &tmu0_device, - &tmu1_device, - &tmu2_device, -}; - -static int __init sh4202_devices_setup(void) -{ - return platform_add_devices(sh4202_devices, - ARRAY_SIZE(sh4202_devices)); -} -arch_initcall(sh4202_devices_setup); - -static struct platform_device *sh4202_early_devices[] __initdata = { - &scif0_device, - &tmu0_device, - &tmu1_device, - &tmu2_device, -}; - -void __init plat_early_device_setup(void) -{ - early_platform_add_devices(sh4202_early_devices, - ARRAY_SIZE(sh4202_early_devices)); -} - -enum { - UNUSED = 0, - - /* interrupt sources */ - IRL0, IRL1, IRL2, IRL3, /* only IRLM mode supported */ - HUDI, TMU0, TMU1, TMU2, RTC, SCIF, WDT, -}; - -static struct intc_vect vectors[] __initdata = { - INTC_VECT(HUDI, 0x600), - INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), - INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2, 0x460), - INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0), - INTC_VECT(RTC, 0x4c0), - INTC_VECT(SCIF, 0x700), INTC_VECT(SCIF, 0x720), - INTC_VECT(SCIF, 0x740), INTC_VECT(SCIF, 0x760), - INTC_VECT(WDT, 0x560), -}; - -static struct intc_prio_reg prio_registers[] __initdata = { - { 0xffd00004, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } }, - { 0xffd00008, 0, 16, 4, /* IPRB */ { WDT, 0, 0, 0 } }, - { 0xffd0000c, 0, 16, 4, /* IPRC */ { 0, 0, SCIF, HUDI } }, - { 0xffd00010, 0, 16, 4, /* IPRD */ { IRL0, IRL1, IRL2, IRL3 } }, -}; - -static DECLARE_INTC_DESC(intc_desc, "sh4-202", vectors, NULL, - NULL, prio_registers, NULL); - -static struct intc_vect vectors_irlm[] __initdata = { - INTC_VECT(IRL0, 0x240), INTC_VECT(IRL1, 0x2a0), - INTC_VECT(IRL2, 0x300), INTC_VECT(IRL3, 0x360), -}; - -static DECLARE_INTC_DESC(intc_desc_irlm, "sh4-202_irlm", vectors_irlm, NULL, - NULL, prio_registers, NULL); - -void __init plat_irq_setup(void) -{ - register_intc_controller(&intc_desc); -} - -#define INTC_ICR 0xffd00000UL -#define INTC_ICR_IRLM (1<<7) - -void __init plat_irq_setup_pins(int mode) -{ - switch (mode) { - case IRQ_MODE_IRQ: /* individual interrupt mode for IRL3-0 */ - __raw_writew(__raw_readw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR); - register_intc_controller(&intc_desc_irlm); - break; - default: - BUG(); - } -} diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c index 04a45512596f..19c8f1d69071 100644 --- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c +++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7091/SH7750/SH7750S/SH7750R/SH7751/SH7751R Setup * * Copyright (C) 2006 Paul Mundt * Copyright (C) 2006 Jamie Lenehan - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -16,6 +13,7 @@ #include <linux/sh_intc.h> #include <linux/serial_sci.h> #include <generated/machtypes.h> +#include <asm/platform_early.h> static struct resource rtc_resources[] = { [0] = { @@ -38,61 +36,57 @@ static struct platform_device rtc_device = { }; static struct plat_sci_port sci_platform_data = { - .mapbase = 0xffe00000, - .port_reg = 0xffe0001C, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TE | SCSCR_RE, - .scbrr_algo_id = SCBRR_ALGO_2, .type = PORT_SCI, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x4e0)), - .regshift = 2, +}; + +static struct resource sci_resources[] = { + DEFINE_RES_MEM(0xffe00000, 0x20), + DEFINE_RES_IRQ(evt2irq(0x4e0)), }; static struct platform_device sci_device = { .name = "sh-sci", .id = 0, + .resource = sci_resources, + .num_resources = ARRAY_SIZE(sci_resources), .dev = { .platform_data = &sci_platform_data, }, }; static struct plat_sci_port scif_platform_data = { - .mapbase = 0xffe80000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_TE | SCSCR_RE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x700)), +}; + +static struct resource scif_resources[] = { + DEFINE_RES_MEM(0xffe80000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x700)), }; static struct platform_device scif_device = { .name = "sh-sci", .id = 1, + .resource = scif_resources, + .num_resources = ARRAY_SIZE(scif_resources), .dev = { .platform_data = &scif_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -101,26 +95,23 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; +/* SH7750R, SH7751 and SH7751R all have two extra timer channels */ +#if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \ + defined(CONFIG_CPU_SUBTYPE_SH7751) || \ + defined(CONFIG_CPU_SUBTYPE_SH7751R) + static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 3, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xfe100000, 0x20), + DEFINE_RES_IRQ(evt2irq(0xb00)), + DEFINE_RES_IRQ(evt2irq(0xb80)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -129,104 +120,15 @@ static struct platform_device tmu1_device = { .num_resources = ARRAY_SIZE(tmu1_resources), }; -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - -/* SH7750R, SH7751 and SH7751R all have two extra timer channels */ -#if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \ - defined(CONFIG_CPU_SUBTYPE_SH7751) || \ - defined(CONFIG_CPU_SUBTYPE_SH7751R) - -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xfe100008, - .end = 0xfe100013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xb00), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xfe100014, - .end = 0xfe10001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xb80), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - #endif static struct platform_device *sh7750_devices[] __initdata = { &rtc_device, &tmu0_device, - &tmu1_device, - &tmu2_device, #if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \ defined(CONFIG_CPU_SUBTYPE_SH7751) || \ defined(CONFIG_CPU_SUBTYPE_SH7751R) - &tmu3_device, - &tmu4_device, + &tmu1_device, #endif }; @@ -246,13 +148,10 @@ arch_initcall(sh7750_devices_setup); static struct platform_device *sh7750_early_devices[] __initdata = { &tmu0_device, - &tmu1_device, - &tmu2_device, #if defined(CONFIG_CPU_SUBTYPE_SH7750R) || \ defined(CONFIG_CPU_SUBTYPE_SH7751) || \ defined(CONFIG_CPU_SUBTYPE_SH7751R) - &tmu3_device, - &tmu4_device, + &tmu1_device, #endif }; @@ -263,15 +162,15 @@ void __init plat_early_device_setup(void) if (mach_is_rts7751r2d()) { scif_platform_data.scscr |= SCSCR_CKE1; dev[0] = &scif_device; - early_platform_add_devices(dev, 1); + sh_early_platform_add_devices(dev, 1); } else { dev[0] = &sci_device; - early_platform_add_devices(dev, 1); + sh_early_platform_add_devices(dev, 1); dev[0] = &scif_device; - early_platform_add_devices(dev, 1); + sh_early_platform_add_devices(dev, 1); } - early_platform_add_devices(sh7750_early_devices, + sh_early_platform_add_devices(sh7750_early_devices, ARRAY_SIZE(sh7750_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7760.c b/arch/sh/kernel/cpu/sh4/setup-sh7760.c index 98e075ada44e..14212f5d803c 100644 --- a/arch/sh/kernel/cpu/sh4/setup-sh7760.c +++ b/arch/sh/kernel/cpu/sh4/setup-sh7760.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7760 Setup * * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -14,6 +11,7 @@ #include <linux/sh_intc.h> #include <linux/serial_sci.h> #include <linux/io.h> +#include <asm/platform_early.h> enum { UNUSED = 0, @@ -128,108 +126,118 @@ static DECLARE_INTC_DESC(intc_desc_irq, "sh7760-irq", vectors_irq, groups, mask_registers, prio_registers, NULL); static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xfe600000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { evt2irq(0x880), - evt2irq(0x8a0), - evt2irq(0x8e0), - evt2irq(0x8c0) }, .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xfe600000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x880)), + DEFINE_RES_IRQ(evt2irq(0x8a0)), + DEFINE_RES_IRQ(evt2irq(0x8e0)), + DEFINE_RES_IRQ(evt2irq(0x8c0)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xfe610000, - .flags = UPF_BOOT_AUTOCONF, .type = PORT_SCIF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, - .irqs = { evt2irq(0xb00), - evt2irq(0xb20), - evt2irq(0xb60), - evt2irq(0xb40) }, + .scscr = SCSCR_REIE, .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xfe610000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xb00)), + DEFINE_RES_IRQ(evt2irq(0xb20)), + DEFINE_RES_IRQ(evt2irq(0xb60)), + DEFINE_RES_IRQ(evt2irq(0xb40)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xfe620000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { evt2irq(0xb80), - evt2irq(0xba0), - evt2irq(0xbe0), - evt2irq(0xbc0) }, .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xfe620000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xb80)), + DEFINE_RES_IRQ(evt2irq(0xba0)), + DEFINE_RES_IRQ(evt2irq(0xbe0)), + DEFINE_RES_IRQ(evt2irq(0xbc0)), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xfe480000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + /* + * This is actually a SIM card module serial port, based on an SCI with + * additional registers. The sh-sci driver doesn't support the SIM port + * type, declare it as a SCI. Don't declare the additional registers in + * the memory resource or the driver will compute an incorrect regshift + * value. + */ .type = PORT_SCI, - .irqs = { evt2irq(0xc00), - evt2irq(0xc20), - evt2irq(0xc40), }, - .regshift = 2, +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xfe480000, 0x10), + DEFINE_RES_IRQ(evt2irq(0xc00)), + DEFINE_RES_IRQ(evt2irq(0xc20)), + DEFINE_RES_IRQ(evt2irq(0xc40)), }; static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -238,61 +246,6 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - static struct platform_device *sh7760_devices[] __initdata = { &scif0_device, @@ -300,8 +253,6 @@ static struct platform_device *sh7760_devices[] __initdata = { &scif2_device, &scif3_device, &tmu0_device, - &tmu1_device, - &tmu2_device, }; static int __init sh7760_devices_setup(void) @@ -317,13 +268,11 @@ static struct platform_device *sh7760_early_devices[] __initdata = { &scif2_device, &scif3_device, &tmu0_device, - &tmu1_device, - &tmu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7760_early_devices, + sh_early_platform_add_devices(sh7760_early_devices, ARRAY_SIZE(sh7760_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c index 0a47bd3e7bee..d289e99dc118 100644 --- a/arch/sh/kernel/cpu/sh4/sq.c +++ b/arch/sh/kernel/cpu/sh4/sq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4/sq.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2001 - 2006 Paul Mundt * Copyright (C) 2001, 2002 M. R. Brown - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/cpu.h> @@ -106,7 +103,8 @@ static int __sq_remap(struct sq_mapping *map, pgprot_t prot) #if defined(CONFIG_MMU) struct vm_struct *vma; - vma = __get_vm_area(map->size, VM_ALLOC, map->sq_addr, SQ_ADDRMAX); + vma = __get_vm_area_caller(map->size, VM_IOREMAP, map->sq_addr, + SQ_ADDRMAX, __builtin_return_address(0)); if (!vma) return -ENOMEM; @@ -326,6 +324,7 @@ static struct attribute *sq_sysfs_attrs[] = { &mapping_attr.attr, NULL, }; +ATTRIBUTE_GROUPS(sq_sysfs); static const struct sysfs_ops sq_sysfs_ops = { .show = sq_sysfs_show, @@ -334,7 +333,7 @@ static const struct sysfs_ops sq_sysfs_ops = { static struct kobj_type ktype_percpu_entry = { .sysfs_ops = &sq_sysfs_ops, - .default_attrs = sq_sysfs_attrs, + .default_groups = sq_sysfs_groups, }; static int sq_dev_add(struct device *dev, struct subsys_interface *sif) @@ -355,13 +354,12 @@ static int sq_dev_add(struct device *dev, struct subsys_interface *sif) return error; } -static int sq_dev_remove(struct device *dev, struct subsys_interface *sif) +static void sq_dev_remove(struct device *dev, struct subsys_interface *sif) { unsigned int cpu = dev->id; struct kobject *kobj = sq_kobject[cpu]; kobject_put(kobj); - return 0; } static struct subsys_interface sq_interface = { @@ -374,7 +372,6 @@ static struct subsys_interface sq_interface = { static int __init sq_api_init(void) { unsigned int nr_pages = 0x04000000 >> PAGE_SHIFT; - unsigned int size = (nr_pages + (BITS_PER_LONG - 1)) / BITS_PER_LONG; int ret = -ENOMEM; printk(KERN_NOTICE "sq: Registering store queue API.\n"); @@ -384,7 +381,7 @@ static int __init sq_api_init(void) if (unlikely(!sq_cache)) return ret; - sq_bitmap = kzalloc(size, GFP_KERNEL); + sq_bitmap = bitmap_zalloc(nr_pages, GFP_KERNEL); if (unlikely(!sq_bitmap)) goto out; @@ -395,7 +392,7 @@ static int __init sq_api_init(void) return 0; out: - kfree(sq_bitmap); + bitmap_free(sq_bitmap); kmem_cache_destroy(sq_cache); return ret; @@ -404,7 +401,7 @@ out: static void __exit sq_api_exit(void) { subsys_interface_unregister(&sq_interface); - kfree(sq_bitmap); + bitmap_free(sq_bitmap); kmem_cache_destroy(sq_cache); } diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile index 0705df775208..baf73a8fc2a0 100644 --- a/arch/sh/kernel/cpu/sh4a/Makefile +++ b/arch/sh/kernel/cpu/sh4a/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux/SuperH SH-4 backends. # diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7343.c b/arch/sh/kernel/cpu/sh4a/clock-sh7343.c index 53638e231cd0..32cb5d1fd3b3 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7343.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7343.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7343.c * * SH7343 clock framework support * * Copyright (C) 2009 Magnus Damm - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/init.h> #include <linux/kernel.h> @@ -227,15 +215,15 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("hudi0", &mstp_clks[MSTP019]), CLKDEV_CON_ID("ubc0", &mstp_clks[MSTP017]), CLKDEV_CON_ID("tmu_fck", &mstp_clks[MSTP015]), - CLKDEV_CON_ID("cmt_fck", &mstp_clks[MSTP014]), + CLKDEV_ICK_ID("fck", "sh-cmt-32.0", &mstp_clks[MSTP014]), CLKDEV_CON_ID("rwdt0", &mstp_clks[MSTP013]), CLKDEV_CON_ID("mfi0", &mstp_clks[MSTP011]), CLKDEV_CON_ID("flctl0", &mstp_clks[MSTP010]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP007]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP006]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP005]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP004]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP007]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP006]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP005]), + CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP004]), CLKDEV_CON_ID("sio0", &mstp_clks[MSTP003]), CLKDEV_CON_ID("siof0", &mstp_clks[MSTP002]), diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7366.c b/arch/sh/kernel/cpu/sh4a/clock-sh7366.c index 22e485d1990b..aa3444b41e72 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7366.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7366.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7366.c * * SH7366 clock framework support * * Copyright (C) 2009 Magnus Damm - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/init.h> #include <linux/kernel.h> @@ -225,14 +213,14 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("hudi0", &mstp_clks[MSTP019]), CLKDEV_CON_ID("ubc0", &mstp_clks[MSTP017]), CLKDEV_CON_ID("tmu_fck", &mstp_clks[MSTP015]), - CLKDEV_CON_ID("cmt_fck", &mstp_clks[MSTP014]), + CLKDEV_ICK_ID("fck", "sh-cmt-32.0", &mstp_clks[MSTP014]), CLKDEV_CON_ID("rwdt0", &mstp_clks[MSTP013]), CLKDEV_CON_ID("mfi0", &mstp_clks[MSTP011]), CLKDEV_CON_ID("flctl0", &mstp_clks[MSTP010]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP007]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP006]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP005]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP007]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP006]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP005]), CLKDEV_CON_ID("msiof0", &mstp_clks[MSTP002]), CLKDEV_CON_ID("sbr0", &mstp_clks[MSTP001]), diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index c4cb740e4d10..38b057703eaa 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7722.c * * SH7722 clock framework support * * Copyright (C) 2009 Magnus Damm - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/init.h> #include <linux/kernel.h> @@ -203,11 +191,9 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("uram0", &mstp_clks[HWBLK_URAM]), CLKDEV_CON_ID("xymem0", &mstp_clks[HWBLK_XYMEM]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[HWBLK_TMU]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[HWBLK_TMU]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[HWBLK_TMU]), + CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[HWBLK_TMU]), - CLKDEV_CON_ID("cmt_fck", &mstp_clks[HWBLK_CMT]), + CLKDEV_ICK_ID("fck", "sh-cmt-32.0", &mstp_clks[HWBLK_CMT]), CLKDEV_DEV_ID("sh-wdt.0", &mstp_clks[HWBLK_RWDT]), CLKDEV_CON_ID("flctl0", &mstp_clks[HWBLK_FLCTL]), @@ -225,7 +211,7 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]), CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]), CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU]), - CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU]), + CLKDEV_DEV_ID("renesas-ceu.0", &mstp_clks[HWBLK_CEU]), CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU]), CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]), CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]), diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c index 37c41c7747a3..9dc3a987d7cf 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7723.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7723.c * * SH7723 clock framework support * * Copyright (C) 2009 Magnus Damm - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/init.h> #include <linux/kernel.h> @@ -236,7 +224,7 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("sh0", &mstp_clks[HWBLK_SHYWAY]), CLKDEV_CON_ID("hudi0", &mstp_clks[HWBLK_HUDI]), CLKDEV_CON_ID("ubc0", &mstp_clks[HWBLK_UBC]), - CLKDEV_CON_ID("cmt_fck", &mstp_clks[HWBLK_CMT]), + CLKDEV_ICK_ID("fck", "sh-cmt-32.0", &mstp_clks[HWBLK_CMT]), CLKDEV_DEV_ID("sh-wdt.0", &mstp_clks[HWBLK_RWDT]), CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[HWBLK_DMAC1]), CLKDEV_CON_ID("flctl0", &mstp_clks[HWBLK_FLCTL]), @@ -260,23 +248,19 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("veu1", &mstp_clks[HWBLK_VEU2H1]), CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]), CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU]), - CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU]), + CLKDEV_DEV_ID("ceu.0", &mstp_clks[HWBLK_CEU]), CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU2H0]), CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[HWBLK_TMU0]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[HWBLK_TMU0]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[HWBLK_TMU0]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.3", &mstp_clks[HWBLK_TMU1]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.4", &mstp_clks[HWBLK_TMU1]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.5", &mstp_clks[HWBLK_TMU1]), - - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[HWBLK_SCIF3]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[HWBLK_SCIF4]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[HWBLK_SCIF5]), + CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[HWBLK_TMU0]), + CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[HWBLK_TMU1]), + + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[HWBLK_SCIF0]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[HWBLK_SCIF1]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[HWBLK_SCIF2]), + CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[HWBLK_SCIF3]), + CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[HWBLK_SCIF4]), + CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[HWBLK_SCIF5]), CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]), }; diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c index 0128af3399b7..2a1f0d847a2e 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7724.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7724.c * * SH7724 clock framework support * * Copyright (C) 2009 Magnus Damm - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/init.h> #include <linux/kernel.h> @@ -304,17 +292,13 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("hudi0", &mstp_clks[HWBLK_HUDI]), CLKDEV_CON_ID("ubc0", &mstp_clks[HWBLK_UBC]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[HWBLK_TMU0]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[HWBLK_TMU0]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[HWBLK_TMU0]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.3", &mstp_clks[HWBLK_TMU1]), + CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[HWBLK_TMU0]), + CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[HWBLK_TMU1]), - CLKDEV_CON_ID("cmt_fck", &mstp_clks[HWBLK_CMT]), + CLKDEV_ICK_ID("fck", "sh-cmt-32.0", &mstp_clks[HWBLK_CMT]), CLKDEV_DEV_ID("sh-wdt.0", &mstp_clks[HWBLK_RWDT]), CLKDEV_DEV_ID("sh-dma-engine.1", &mstp_clks[HWBLK_DMAC1]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.4", &mstp_clks[HWBLK_TMU1]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.5", &mstp_clks[HWBLK_TMU1]), CLKDEV_DEV_ID("sh-sci.0", &mstp_clks[HWBLK_SCIF0]), CLKDEV_DEV_ID("sh-sci.1", &mstp_clks[HWBLK_SCIF1]), CLKDEV_DEV_ID("sh-sci.2", &mstp_clks[HWBLK_SCIF2]), @@ -336,18 +320,20 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("tsif0", &mstp_clks[HWBLK_TSIF]), CLKDEV_DEV_ID("renesas_usbhs.1", &mstp_clks[HWBLK_USB1]), CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[HWBLK_USB0]), + CLKDEV_CON_ID("usb1", &mstp_clks[HWBLK_USB1]), + CLKDEV_CON_ID("usb0", &mstp_clks[HWBLK_USB0]), CLKDEV_CON_ID("2dg0", &mstp_clks[HWBLK_2DG]), CLKDEV_DEV_ID("sh_mobile_sdhi.0", &mstp_clks[HWBLK_SDHI0]), CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[HWBLK_SDHI1]), CLKDEV_CON_ID("veu1", &mstp_clks[HWBLK_VEU1]), - CLKDEV_DEV_ID("sh_mobile_ceu.1", &mstp_clks[HWBLK_CEU1]), + CLKDEV_DEV_ID("renesas-ceu.1", &mstp_clks[HWBLK_CEU1]), CLKDEV_CON_ID("beu1", &mstp_clks[HWBLK_BEU1]), CLKDEV_CON_ID("2ddmac0", &mstp_clks[HWBLK_2DDMAC]), CLKDEV_DEV_ID("sh_fsi.0", &mstp_clks[HWBLK_SPU]), CLKDEV_CON_ID("jpu0", &mstp_clks[HWBLK_JPU]), - CLKDEV_DEV_ID("sh-vou.0", &mstp_clks[HWBLK_VOU]), + CLKDEV_DEV_ID("sh-vou", &mstp_clks[HWBLK_VOU]), CLKDEV_CON_ID("beu0", &mstp_clks[HWBLK_BEU0]), - CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[HWBLK_CEU0]), + CLKDEV_DEV_ID("renesas-ceu.0", &mstp_clks[HWBLK_CEU0]), CLKDEV_CON_ID("veu0", &mstp_clks[HWBLK_VEU0]), CLKDEV_CON_ID("vpu0", &mstp_clks[HWBLK_VPU]), CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[HWBLK_LCDC]), diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7734.c b/arch/sh/kernel/cpu/sh4a/clock-sh7734.c index ed9501519ab3..c81ee60eddb8 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7734.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7734.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7734.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2011, 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> * Copyright (C) 2011, 2012 Renesas Solutions Corp. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> @@ -194,22 +191,16 @@ static struct clk_lookup lookups[] = { /* MSTP32 clocks */ CLKDEV_DEV_ID("i2c-sh7734.0", &mstp_clks[MSTP030]), CLKDEV_DEV_ID("i2c-sh7734.1", &mstp_clks[MSTP029]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP026]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP025]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP024]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP023]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[MSTP022]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP021]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP026]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP025]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP024]), + CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP023]), + CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP022]), + CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP021]), CLKDEV_CON_ID("hscif", &mstp_clks[MSTP019]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[MSTP016]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[MSTP016]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[MSTP016]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.3", &mstp_clks[MSTP015]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.4", &mstp_clks[MSTP015]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.5", &mstp_clks[MSTP015]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.6", &mstp_clks[MSTP014]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.7", &mstp_clks[MSTP014]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.8", &mstp_clks[MSTP014]), + CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP016]), + CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP015]), + CLKDEV_ICK_ID("fck", "sh-tmu.2", &mstp_clks[MSTP014]), CLKDEV_CON_ID("ssi0", &mstp_clks[MSTP012]), CLKDEV_CON_ID("ssi1", &mstp_clks[MSTP011]), CLKDEV_CON_ID("ssi2", &mstp_clks[MSTP010]), @@ -252,8 +243,7 @@ int __init arch_clk_init(void) for (i = 0; i < ARRAY_SIZE(main_clks); i++) ret |= clk_register(main_clks[i]); - for (i = 0; i < ARRAY_SIZE(lookups); i++) - clkdev_add(&lookups[i]); + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); if (!ret) ret = sh_clk_div4_register(div4_clks, ARRAY_SIZE(div4_clks), diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7757.c b/arch/sh/kernel/cpu/sh4a/clock-sh7757.c index e84a43229b9c..9acb72210fed 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7757.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7757.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4/clock-sh7757.c * * SH7757 support for the clock framework * * Copyright (C) 2009-2010 Renesas Solutions Corp. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -123,16 +120,16 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("riic6", &mstp_clks[MSTP000]), CLKDEV_CON_ID("riic7", &mstp_clks[MSTP000]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[MSTP113]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[MSTP114]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP112]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP111]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP110]), + CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP113]), + CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP114]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP112]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP111]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP110]), CLKDEV_CON_ID("usb_fck", &mstp_clks[MSTP103]), CLKDEV_DEV_ID("renesas_usbhs.0", &mstp_clks[MSTP102]), CLKDEV_CON_ID("mmc0", &mstp_clks[MSTP220]), - CLKDEV_CON_ID("rspi2", &mstp_clks[MSTP127]), + CLKDEV_DEV_ID("rspi.2", &mstp_clks[MSTP127]), }; int __init arch_clk_init(void) @@ -141,8 +138,8 @@ int __init arch_clk_init(void) for (i = 0; i < ARRAY_SIZE(clks); i++) ret |= clk_register(clks[i]); - for (i = 0; i < ARRAY_SIZE(lookups); i++) - clkdev_add(&lookups[i]); + + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); if (!ret) ret = sh_clk_div4_register(div4_clks, ARRAY_SIZE(div4_clks), diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7763.c b/arch/sh/kernel/cpu/sh4a/clock-sh7763.c index 7707e35aea46..aaff4b96812c 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7763.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7763.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7763.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2005 Paul Mundt * Copyright (C) 2007 Yoshihiro Shimoda - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7770.c b/arch/sh/kernel/cpu/sh4a/clock-sh7770.c index 5d36f334bb0a..f356dfcd17b7 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7770.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7770.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7770.c * * SH7770 support for the clock framework * * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7780.c b/arch/sh/kernel/cpu/sh4a/clock-sh7780.c index 793dae42a2f8..fc0a3efb53d5 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7780.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7780.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7780.c * * SH7780 support for the clock framework * * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7785.c b/arch/sh/kernel/cpu/sh4a/clock-sh7785.c index 1c83788db76a..fca351378bbc 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7785.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7785.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7785.c * * SH7785 support for the clock framework * * Copyright (C) 2007 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -132,12 +129,12 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("cpu_clk", &div4_clks[DIV4_I]), /* MSTP32 clocks */ - CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP029]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[MSTP028]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP027]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP026]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP025]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP024]), + CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP029]), + CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP028]), + CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP027]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP026]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP025]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP024]), CLKDEV_CON_ID("ssi1_fck", &mstp_clks[MSTP021]), CLKDEV_CON_ID("ssi0_fck", &mstp_clks[MSTP020]), @@ -146,12 +143,8 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("mmcif_fck", &mstp_clks[MSTP013]), CLKDEV_CON_ID("flctl_fck", &mstp_clks[MSTP012]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.3", &mstp_clks[MSTP009]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.4", &mstp_clks[MSTP009]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.5", &mstp_clks[MSTP009]), + CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP008]), + CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP009]), CLKDEV_CON_ID("siof_fck", &mstp_clks[MSTP003]), CLKDEV_CON_ID("hspi_fck", &mstp_clks[MSTP002]), @@ -168,8 +161,8 @@ int __init arch_clk_init(void) for (i = 0; i < ARRAY_SIZE(clks); i++) ret |= clk_register(clks[i]); - for (i = 0; i < ARRAY_SIZE(lookups); i++) - clkdev_add(&lookups[i]); + + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); if (!ret) ret = sh_clk_div4_register(div4_clks, ARRAY_SIZE(div4_clks), diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7786.c b/arch/sh/kernel/cpu/sh4a/clock-sh7786.c index 8bba6f159023..f23862df3e8f 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7786.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7786.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/clock-sh7786.c * * SH7786 support for the clock framework * * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -139,12 +136,12 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("cpu_clk", &div4_clks[DIV4_I]), /* MSTP32 clocks */ - CLKDEV_ICK_ID("sci_fck", "sh-sci.5", &mstp_clks[MSTP029]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.4", &mstp_clks[MSTP028]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP027]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP026]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP025]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP024]), + CLKDEV_ICK_ID("fck", "sh-sci.5", &mstp_clks[MSTP029]), + CLKDEV_ICK_ID("fck", "sh-sci.4", &mstp_clks[MSTP028]), + CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP027]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP026]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP025]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP024]), CLKDEV_CON_ID("ssi3_fck", &mstp_clks[MSTP023]), CLKDEV_CON_ID("ssi2_fck", &mstp_clks[MSTP022]), @@ -155,18 +152,10 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("i2c1_fck", &mstp_clks[MSTP015]), CLKDEV_CON_ID("i2c0_fck", &mstp_clks[MSTP014]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.3", &mstp_clks[MSTP009]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.4", &mstp_clks[MSTP009]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.5", &mstp_clks[MSTP009]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.6", &mstp_clks[MSTP010]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.7", &mstp_clks[MSTP010]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.8", &mstp_clks[MSTP010]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.9", &mstp_clks[MSTP011]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.10", &mstp_clks[MSTP011]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.11", &mstp_clks[MSTP011]), + CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP008]), + CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP009]), + CLKDEV_ICK_ID("fck", "sh-tmu.2", &mstp_clks[MSTP010]), + CLKDEV_ICK_ID("fck", "sh-tmu.3", &mstp_clks[MSTP011]), CLKDEV_CON_ID("sdif1_fck", &mstp_clks[MSTP005]), CLKDEV_CON_ID("sdif0_fck", &mstp_clks[MSTP004]), @@ -187,8 +176,8 @@ int __init arch_clk_init(void) for (i = 0; i < ARRAY_SIZE(clks); i++) ret |= clk_register(clks[i]); - for (i = 0; i < ARRAY_SIZE(lookups); i++) - clkdev_add(&lookups[i]); + + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); if (!ret) ret = sh_clk_div4_register(div4_clks, ARRAY_SIZE(div4_clks), diff --git a/arch/sh/kernel/cpu/sh4a/clock-shx3.c b/arch/sh/kernel/cpu/sh4a/clock-shx3.c index a9422dab0ce7..6c7b6ab6cab5 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/clock-shx3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4/clock-shx3.c * @@ -6,10 +7,6 @@ * Copyright (C) 2006-2007 Renesas Technology Corp. * Copyright (C) 2006-2007 Renesas Solutions Corp. * Copyright (C) 2006-2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -114,22 +111,18 @@ static struct clk_lookup lookups[] = { CLKDEV_CON_ID("cpu_clk", &div4_clks[DIV4_I]), /* MSTP32 clocks */ - CLKDEV_ICK_ID("sci_fck", "sh-sci.3", &mstp_clks[MSTP027]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP026]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP025]), - CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP024]), + CLKDEV_ICK_ID("fck", "sh-sci.3", &mstp_clks[MSTP027]), + CLKDEV_ICK_ID("fck", "sh-sci.2", &mstp_clks[MSTP026]), + CLKDEV_ICK_ID("fck", "sh-sci.1", &mstp_clks[MSTP025]), + CLKDEV_ICK_ID("fck", "sh-sci.0", &mstp_clks[MSTP024]), CLKDEV_CON_ID("h8ex_fck", &mstp_clks[MSTP003]), CLKDEV_CON_ID("csm_fck", &mstp_clks[MSTP002]), CLKDEV_CON_ID("fe1_fck", &mstp_clks[MSTP001]), CLKDEV_CON_ID("fe0_fck", &mstp_clks[MSTP000]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.0", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.1", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.2", &mstp_clks[MSTP008]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.3", &mstp_clks[MSTP009]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.4", &mstp_clks[MSTP009]), - CLKDEV_ICK_ID("tmu_fck", "sh_tmu.5", &mstp_clks[MSTP009]), + CLKDEV_ICK_ID("fck", "sh-tmu.0", &mstp_clks[MSTP008]), + CLKDEV_ICK_ID("fck", "sh-tmu.1", &mstp_clks[MSTP009]), CLKDEV_CON_ID("hudi_fck", &mstp_clks[MSTP119]), CLKDEV_CON_ID("dmac_11_6_fck", &mstp_clks[MSTP105]), @@ -142,8 +135,8 @@ int __init arch_clk_init(void) for (i = 0; i < ARRAY_SIZE(clks); i++) ret |= clk_register(clks[i]); - for (i = 0; i < ARRAY_SIZE(lookups); i++) - clkdev_add(&lookups[i]); + + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); if (!ret) ret = sh_clk_div4_register(div4_clks, ARRAY_SIZE(div4_clks), diff --git a/arch/sh/kernel/cpu/sh4a/intc-shx3.c b/arch/sh/kernel/cpu/sh4a/intc-shx3.c index 78c971486b4e..eea87d25efbb 100644 --- a/arch/sh/kernel/cpu/sh4a/intc-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/intc-shx3.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Shared support for SH-X3 interrupt controllers. * * Copyright (C) 2009 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/irq.h> #include <linux/io.h> diff --git a/arch/sh/kernel/cpu/sh4a/perf_event.c b/arch/sh/kernel/cpu/sh4a/perf_event.c index 84a2c396ceee..3beb8fed3d28 100644 --- a/arch/sh/kernel/cpu/sh4a/perf_event.c +++ b/arch/sh/kernel/cpu/sh4a/perf_event.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Performance events support for SH-4A performance counters * * Copyright (C) 2009, 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7722.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7722.c index 271bbc864929..0dd5312f930b 100644 --- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7722.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/bug.h> #include <linux/init.h> #include <linux/kernel.h> diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7723.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7723.c index 99c637d5bf7a..b67abc0637a4 100644 --- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7723.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7723 Pinmux * * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7724.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7724.c index 63be4749e341..b43c3259060b 100644 --- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7724.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7724 Pinmux * @@ -7,10 +8,6 @@ * * Based on SH7723 Pinmux * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7734.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7734.c index ea2db632a764..46256b19619a 100644 --- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7734.c +++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7734.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7734 processor support - PFC hardware block * * Copyright (C) 2012 Renesas Solutions Corp. * Copyright (C) 2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> #include <linux/init.h> diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7757.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7757.c index 567745d44221..c92f304cb4ba 100644 --- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7757.c +++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7757.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7757 (B0 step) Pinmux * @@ -7,10 +8,6 @@ * * Based on SH7723 Pinmux * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7785.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7785.c index e336ab8b5125..f329de6e758a 100644 --- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7785.c +++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7785.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7785 Pinmux * * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-sh7786.c b/arch/sh/kernel/cpu/sh4a/pinmux-sh7786.c index 9a459556a2f7..47e8639f3e71 100644 --- a/arch/sh/kernel/cpu/sh4a/pinmux-sh7786.c +++ b/arch/sh/kernel/cpu/sh4a/pinmux-sh7786.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7786 Pinmux * @@ -7,10 +8,6 @@ * Based on SH7785 pinmux * * Copyright (C) 2008 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> diff --git a/arch/sh/kernel/cpu/sh4a/pinmux-shx3.c b/arch/sh/kernel/cpu/sh4a/pinmux-shx3.c index 444bf25c60fa..6c02f6256467 100644 --- a/arch/sh/kernel/cpu/sh4a/pinmux-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/pinmux-shx3.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH-X3 prototype CPU pinmux * * Copyright (C) 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/bug.h> #include <linux/init.h> diff --git a/arch/sh/kernel/cpu/sh4a/serial-sh7722.c b/arch/sh/kernel/cpu/sh4a/serial-sh7722.c index 59bc3a72702e..6ecc8b6e133c 100644 --- a/arch/sh/kernel/cpu/sh4a/serial-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/serial-sh7722.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/serial_sci.h> #include <linux/serial_core.h> #include <linux/io.h> diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c index b91ea8300a3e..b6015188fab1 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7343 Setup * * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -15,71 +12,84 @@ #include <linux/sh_timer.h> #include <linux/sh_intc.h> #include <asm/clock.h> +#include <asm/platform_early.h> /* Serial */ static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffe00000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc00)), +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffe00000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc00)), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffe10000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc20)), +}; + +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffe10000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc20)), }; static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xffe20000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc40)), +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffe20000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc40)), }; static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xffe30000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc60)), +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xffe30000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc60)), }; static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, @@ -212,26 +222,16 @@ static struct platform_device jpu_device = { }; static struct sh_timer_config cmt_platform_data = { - .channel_offset = 0x60, - .timer_bit = 5, - .clockevent_rating = 125, - .clocksource_rating = 200, + .channels_mask = 0x20, }; static struct resource cmt_resources[] = { - [0] = { - .start = 0x044a0060, - .end = 0x044a006b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0x044a0000, 0x70), + DEFINE_RES_IRQ(evt2irq(0xf00)), }; static struct platform_device cmt_device = { - .name = "sh_cmt", + .name = "sh-cmt-32", .id = 0, .dev = { .platform_data = &cmt_platform_data, @@ -241,25 +241,18 @@ static struct platform_device cmt_device = { }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -268,61 +261,6 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - static struct platform_device *sh7343_devices[] __initdata = { &scif0_device, &scif1_device, @@ -330,8 +268,6 @@ static struct platform_device *sh7343_devices[] __initdata = { &scif3_device, &cmt_device, &tmu0_device, - &tmu1_device, - &tmu2_device, &iic0_device, &iic1_device, &vpu_device, @@ -357,13 +293,11 @@ static struct platform_device *sh7343_early_devices[] __initdata = { &scif3_device, &cmt_device, &tmu0_device, - &tmu1_device, - &tmu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7343_early_devices, + sh_early_platform_add_devices(sh7343_early_devices, ARRAY_SIZE(sh7343_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c index 0bd09d51419f..6676beef053e 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7366.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7366.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7366 Setup * * Copyright (C) 2008 Renesas Solutions * * Based on linux/arch/sh/kernel/cpu/sh4a/setup-sh7722.c - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -18,20 +15,23 @@ #include <linux/sh_intc.h> #include <linux/usb/r8a66597.h> #include <asm/clock.h> +#include <asm/platform_early.h> static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffe00000, - .port_reg = 0xa405013e, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc00)), +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffe00000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc00)), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, @@ -172,26 +172,16 @@ static struct platform_device veu1_device = { }; static struct sh_timer_config cmt_platform_data = { - .channel_offset = 0x60, - .timer_bit = 5, - .clockevent_rating = 125, - .clocksource_rating = 200, + .channels_mask = 0x20, }; static struct resource cmt_resources[] = { - [0] = { - .start = 0x044a0060, - .end = 0x044a006b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0x044a0000, 0x70), + DEFINE_RES_IRQ(evt2irq(0xf00)), }; static struct platform_device cmt_device = { - .name = "sh_cmt", + .name = "sh-cmt-32", .id = 0, .dev = { .platform_data = &cmt_platform_data, @@ -201,25 +191,18 @@ static struct platform_device cmt_device = { }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 16, - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -228,67 +211,10 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - static struct platform_device *sh7366_devices[] __initdata = { &scif0_device, &cmt_device, &tmu0_device, - &tmu1_device, - &tmu2_device, &iic_device, &usb_host_device, &vpu_device, @@ -311,13 +237,11 @@ static struct platform_device *sh7366_early_devices[] __initdata = { &scif0_device, &cmt_device, &tmu0_device, - &tmu1_device, - &tmu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7366_early_devices, + sh_early_platform_add_devices(sh7366_early_devices, ARRAY_SIZE(sh7366_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 6a868b091c2d..0c6757ef63f4 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7722 Setup * * Copyright (C) 2006 - 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/mm.h> @@ -21,6 +18,7 @@ #include <asm/clock.h> #include <asm/mmzone.h> #include <asm/siu.h> +#include <asm/platform_early.h> #include <cpu/dma-register.h> #include <cpu/sh7722.h> @@ -30,62 +28,62 @@ static const struct sh_dmae_slave_config sh7722_dmae_slaves[] = { { .slave_id = SHDMA_SLAVE_SCIF0_TX, .addr = 0xffe0000c, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x21, }, { .slave_id = SHDMA_SLAVE_SCIF0_RX, .addr = 0xffe00014, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x22, }, { .slave_id = SHDMA_SLAVE_SCIF1_TX, .addr = 0xffe1000c, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x25, }, { .slave_id = SHDMA_SLAVE_SCIF1_RX, .addr = 0xffe10014, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x26, }, { .slave_id = SHDMA_SLAVE_SCIF2_TX, .addr = 0xffe2000c, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x29, }, { .slave_id = SHDMA_SLAVE_SCIF2_RX, .addr = 0xffe20014, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x2a, }, { .slave_id = SHDMA_SLAVE_SIUA_TX, .addr = 0xa454c098, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xb1, }, { .slave_id = SHDMA_SLAVE_SIUA_RX, .addr = 0xa454c090, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xb2, }, { .slave_id = SHDMA_SLAVE_SIUB_TX, .addr = 0xa454c09c, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xb5, }, { .slave_id = SHDMA_SLAVE_SIUB_RX, .addr = 0xa454c094, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xb6, }, { .slave_id = SHDMA_SLAVE_SDHI0_TX, .addr = 0x04ce0030, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc1, }, { .slave_id = SHDMA_SLAVE_SDHI0_RX, .addr = 0x04ce0030, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc2, }, }; @@ -179,57 +177,66 @@ struct platform_device dma_device = { /* Serial */ static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffe00000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc00)), .ops = &sh7722_sci_port_ops, .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffe00000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc00)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffe10000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc20)), .ops = &sh7722_sci_port_ops, .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffe10000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc20)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xffe20000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc40)), .ops = &sh7722_sci_port_ops, .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffe20000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc40)), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, @@ -401,26 +408,16 @@ static struct platform_device jpu_device = { }; static struct sh_timer_config cmt_platform_data = { - .channel_offset = 0x60, - .timer_bit = 5, - .clockevent_rating = 125, - .clocksource_rating = 125, + .channels_mask = 0x20, }; static struct resource cmt_resources[] = { - [0] = { - .start = 0x044a0060, - .end = 0x044a006b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0x044a0000, 0x70), + DEFINE_RES_IRQ(evt2irq(0xf00)), }; static struct platform_device cmt_device = { - .name = "sh_cmt", + .name = "sh-cmt-32", .id = 0, .dev = { .platform_data = &cmt_platform_data, @@ -430,25 +427,18 @@ static struct platform_device cmt_device = { }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -457,61 +447,6 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 18, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - static struct siu_platform siu_platform_data = { .dma_slave_tx_a = SHDMA_SLAVE_SIUA_TX, .dma_slave_rx_a = SHDMA_SLAVE_SIUA_RX, @@ -547,8 +482,6 @@ static struct platform_device *sh7722_devices[] __initdata = { &scif2_device, &cmt_device, &tmu0_device, - &tmu1_device, - &tmu2_device, &rtc_device, &usbf_device, &iic_device, @@ -576,13 +509,11 @@ static struct platform_device *sh7722_early_devices[] __initdata = { &scif2_device, &cmt_device, &tmu0_device, - &tmu1_device, - &tmu2_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7722_early_devices, + sh_early_platform_add_devices(sh7722_early_devices, ARRAY_SIZE(sh7722_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c index 28d6fd835fe0..d64d28c4f059 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7723.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7723.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7723 Setup * * Copyright (C) 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -17,117 +14,133 @@ #include <linux/sh_timer.h> #include <linux/sh_intc.h> #include <linux/io.h> + +#include <asm/cacheflush.h> #include <asm/clock.h> #include <asm/mmzone.h> +#include <asm/platform_early.h> + #include <cpu/sh7723.h> /* Serial */ static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffe00000, - .port_reg = 0xa4050160, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc00)), .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffe00000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc00)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffe10000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc20)), .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffe10000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc20)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xffe20000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc40)), .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffe20000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc40)), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xa4e30000, - .flags = UPF_BOOT_AUTOCONF, - .port_reg = SCIx_NOT_SUPPORTED, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_3, + .sampling_rate = 8, .type = PORT_SCIFA, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x900)), +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xa4e30000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x900)), }; static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xa4e40000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_3, + .sampling_rate = 8, .type = PORT_SCIFA, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xd00)), +}; + +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xa4e40000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xd00)), }; static struct platform_device scif4_device = { .name = "sh-sci", .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xa4e50000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_3, + .sampling_rate = 8, .type = PORT_SCIFA, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xfa0)), +}; + +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xa4e50000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xfa0)), }; static struct platform_device scif5_device = { .name = "sh-sci", .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, @@ -218,26 +231,16 @@ static struct platform_device veu1_device = { }; static struct sh_timer_config cmt_platform_data = { - .channel_offset = 0x60, - .timer_bit = 5, - .clockevent_rating = 125, - .clocksource_rating = 125, + .channels_mask = 0x20, }; static struct resource cmt_resources[] = { - [0] = { - .start = 0x044a0060, - .end = 0x044a006b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0x044a0000, 0x70), + DEFINE_RES_IRQ(evt2irq(0xf00)), }; static struct platform_device cmt_device = { - .name = "sh_cmt", + .name = "sh-cmt-32", .id = 0, .dev = { .platform_data = &cmt_platform_data, @@ -247,25 +250,18 @@ static struct platform_device cmt_device = { }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -275,25 +271,18 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd90000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x920)), + DEFINE_RES_IRQ(evt2irq(0x940)), + DEFINE_RES_IRQ(evt2irq(0x960)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -302,114 +291,6 @@ static struct platform_device tmu1_device = { .num_resources = ARRAY_SIZE(tmu1_resources), }; -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xffd90008, - .end = 0xffd90013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x920), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xffd90014, - .end = 0xffd9001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x940), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xffd90020, - .end = 0xffd9002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x920), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - static struct resource rtc_resources[] = { [0] = { .start = 0xa465fec0, @@ -500,10 +381,6 @@ static struct platform_device *sh7723_devices[] __initdata = { &cmt_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, &rtc_device, &iic_device, &sh7723_usb_host_device, @@ -533,15 +410,11 @@ static struct platform_device *sh7723_early_devices[] __initdata = { &cmt_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7723_early_devices, + sh_early_platform_add_devices(sh7723_early_devices, ARRAY_SIZE(sh7723_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c index 26b74c2f9496..ef4b26a4b3d6 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7724.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7724.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7724 Setup * @@ -7,10 +8,6 @@ * * Based on SH7723 Setup * Copyright (C) 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -24,9 +21,11 @@ #include <linux/io.h> #include <linux/notifier.h> +#include <asm/cacheflush.h> #include <asm/suspend.h> #include <asm/clock.h> #include <asm/mmzone.h> +#include <asm/platform_early.h> #include <cpu/dma-register.h> #include <cpu/sh7724.h> @@ -36,122 +35,122 @@ static const struct sh_dmae_slave_config sh7724_dmae_slaves[] = { { .slave_id = SHDMA_SLAVE_SCIF0_TX, .addr = 0xffe0000c, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x21, }, { .slave_id = SHDMA_SLAVE_SCIF0_RX, .addr = 0xffe00014, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x22, }, { .slave_id = SHDMA_SLAVE_SCIF1_TX, .addr = 0xffe1000c, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x25, }, { .slave_id = SHDMA_SLAVE_SCIF1_RX, .addr = 0xffe10014, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x26, }, { .slave_id = SHDMA_SLAVE_SCIF2_TX, .addr = 0xffe2000c, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x29, }, { .slave_id = SHDMA_SLAVE_SCIF2_RX, .addr = 0xffe20014, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x2a, }, { .slave_id = SHDMA_SLAVE_SCIF3_TX, .addr = 0xa4e30020, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x2d, }, { .slave_id = SHDMA_SLAVE_SCIF3_RX, .addr = 0xa4e30024, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x2e, }, { .slave_id = SHDMA_SLAVE_SCIF4_TX, .addr = 0xa4e40020, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x31, }, { .slave_id = SHDMA_SLAVE_SCIF4_RX, .addr = 0xa4e40024, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x32, }, { .slave_id = SHDMA_SLAVE_SCIF5_TX, .addr = 0xa4e50020, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x35, }, { .slave_id = SHDMA_SLAVE_SCIF5_RX, .addr = 0xa4e50024, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_8BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x36, }, { .slave_id = SHDMA_SLAVE_USB0D0_TX, .addr = 0xA4D80100, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0x73, }, { .slave_id = SHDMA_SLAVE_USB0D0_RX, .addr = 0xA4D80100, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0x73, }, { .slave_id = SHDMA_SLAVE_USB0D1_TX, .addr = 0xA4D80120, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0x77, }, { .slave_id = SHDMA_SLAVE_USB0D1_RX, .addr = 0xA4D80120, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0x77, }, { .slave_id = SHDMA_SLAVE_USB1D0_TX, .addr = 0xA4D90100, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xab, }, { .slave_id = SHDMA_SLAVE_USB1D0_RX, .addr = 0xA4D90100, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xab, }, { .slave_id = SHDMA_SLAVE_USB1D1_TX, .addr = 0xA4D90120, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xaf, }, { .slave_id = SHDMA_SLAVE_USB1D1_RX, .addr = 0xA4D90120, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_32BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xaf, }, { .slave_id = SHDMA_SLAVE_SDHI0_TX, .addr = 0x04ce0030, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc1, }, { .slave_id = SHDMA_SLAVE_SDHI0_RX, .addr = 0x04ce0030, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc2, }, { .slave_id = SHDMA_SLAVE_SDHI1_TX, .addr = 0x04cf0030, - .chcr = DM_FIX | SM_INC | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT), + .chcr = DM_FIX | SM_INC | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc9, }, { .slave_id = SHDMA_SLAVE_SDHI1_RX, .addr = 0x04cf0030, - .chcr = DM_INC | SM_FIX | 0x800 | TS_INDEX2VAL(XMIT_SZ_16BIT), + .chcr = DM_INC | SM_FIX | RS_ERS | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xca, }, }; @@ -290,111 +289,123 @@ static struct platform_device dma1_device = { /* Serial */ static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffe00000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc00)), .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffe00000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc00)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffe10000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc20)), .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffe10000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc20)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xffe20000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xc40)), .regtype = SCIx_SH4_SCIF_NO_SCSPTR_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffe20000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xc40)), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xa4e30000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE, - .scbrr_algo_id = SCBRR_ALGO_3, + .sampling_rate = 8, .type = PORT_SCIFA, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x900)), +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xa4e30000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x900)), }; static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xa4e40000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE, - .scbrr_algo_id = SCBRR_ALGO_3, + .sampling_rate = 8, .type = PORT_SCIFA, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xd00)), +}; + +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xa4e40000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xd00)), }; static struct platform_device scif4_device = { .name = "sh-sci", .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xa4e50000, - .port_reg = SCIx_NOT_SUPPORTED, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE, - .scbrr_algo_id = SCBRR_ALGO_3, + .sampling_rate = 8, .type = PORT_SCIFA, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xfa0)), +}; + +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xa4e50000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xfa0)), }; static struct platform_device scif5_device = { .name = "sh-sci", .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, @@ -621,26 +632,16 @@ static struct platform_device beu1_device = { }; static struct sh_timer_config cmt_platform_data = { - .channel_offset = 0x60, - .timer_bit = 5, - .clockevent_rating = 125, - .clocksource_rating = 200, + .channels_mask = 0x20, }; static struct resource cmt_resources[] = { - [0] = { - .start = 0x044a0060, - .end = 0x044a006b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xf00), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0x044a0000, 0x70), + DEFINE_RES_IRQ(evt2irq(0xf00)), }; static struct platform_device cmt_device = { - .name = "sh_cmt", + .name = "sh-cmt-32", .id = 0, .dev = { .platform_data = &cmt_platform_data, @@ -650,25 +651,18 @@ static struct platform_device cmt_device = { }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -678,25 +672,18 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd90000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x920)), + DEFINE_RES_IRQ(evt2irq(0x940)), + DEFINE_RES_IRQ(evt2irq(0x960)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -705,115 +692,6 @@ static struct platform_device tmu1_device = { .num_resources = ARRAY_SIZE(tmu1_resources), }; -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - - -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xffd90008, - .end = 0xffd90013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x920), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xffd90014, - .end = 0xffd9001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x940), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xffd90020, - .end = 0xffd9002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x920), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - /* JPU */ static struct uio_info jpu_platform_data = { .name = "JPU", @@ -911,10 +789,6 @@ static struct platform_device *sh7724_devices[] __initdata = { &cmt_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, &dma0_device, &dma1_device, &rtc_device, @@ -954,15 +828,11 @@ static struct platform_device *sh7724_early_devices[] __initdata = { &cmt_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7724_early_devices, + sh_early_platform_add_devices(sh7724_early_devices, ARRAY_SIZE(sh7724_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7734.c b/arch/sh/kernel/cpu/sh4a/setup-sh7734.c index f799971d453c..9911da794358 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7734.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7734.c @@ -1,14 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/setup-sh7734.c - + * * SH7734 Setup * * Copyright (C) 2011,2012 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com> * Copyright (C) 2011,2012 Renesas Solutions Corp. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> @@ -21,112 +18,131 @@ #include <linux/io.h> #include <asm/clock.h> #include <asm/irq.h> +#include <asm/platform_early.h> #include <cpu/sh7734.h> /* SCIF */ static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xFFE40000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x8C0)), - .regtype = SCIx_SH4_SCIF_REGTYPE, + .regtype = SCIx_SH4_SCIF_BRG_REGTYPE, +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffe40000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x8c0)), }; static struct platform_device scif0_device = { .name = "sh-sci", - .id = 0, + .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xFFE41000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x8E0)), - .regtype = SCIx_SH4_SCIF_REGTYPE, + .regtype = SCIx_SH4_SCIF_BRG_REGTYPE, +}; + +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffe41000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x8e0)), }; static struct platform_device scif1_device = { .name = "sh-sci", - .id = 1, + .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xFFE42000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x900)), - .regtype = SCIx_SH4_SCIF_REGTYPE, + .regtype = SCIx_SH4_SCIF_BRG_REGTYPE, +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffe42000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x900)), }; static struct platform_device scif2_device = { .name = "sh-sci", - .id = 2, + .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xFFE43000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x920)), - .regtype = SCIx_SH4_SCIF_REGTYPE, + .regtype = SCIx_SH4_SCIF_BRG_REGTYPE, +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xffe43000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x920)), }; static struct platform_device scif3_device = { .name = "sh-sci", - .id = 3, + .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xFFE44000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x940)), - .regtype = SCIx_SH4_SCIF_REGTYPE, + .regtype = SCIx_SH4_SCIF_BRG_REGTYPE, +}; + +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xffe44000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x940)), }; static struct platform_device scif4_device = { .name = "sh-sci", - .id = 4, + .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xFFE43000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x960)), - .regtype = SCIx_SH4_SCIF_REGTYPE, + .regtype = SCIx_SH4_SCIF_BRG_REGTYPE, +}; + +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xffe43000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x960)), }; static struct platform_device scif5_device = { .name = "sh-sci", - .id = 5, + .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, @@ -176,25 +192,18 @@ static struct platform_device i2c0_device = { /* TMU */ static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xFFD80008, - .end = 0xFFD80014 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -204,26 +213,19 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xFFD80014, - .end = 0xFFD80020 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd81000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x480)), + DEFINE_RES_IRQ(evt2irq(0x4a0)), + DEFINE_RES_IRQ(evt2irq(0x4c0)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, + .name = "sh-tmu", + .id = 1, .dev = { .platform_data = &tmu1_platform_data, }, @@ -232,25 +234,19 @@ static struct platform_device tmu1_device = { }; static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, + .channels_mask = 7, }; static struct resource tmu2_resources[] = { - [0] = { - .start = 0xFFD80020, - .end = 0xFFD80030 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd82000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x500)), + DEFINE_RES_IRQ(evt2irq(0x520)), + DEFINE_RES_IRQ(evt2irq(0x540)), }; static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, + .name = "sh-tmu", + .id = 2, .dev = { .platform_data = &tmu2_platform_data, }, @@ -258,169 +254,6 @@ static struct platform_device tmu2_device = { .num_resources = ARRAY_SIZE(tmu2_resources), }; - -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xFFD81008, - .end = 0xFFD81014 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x480), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xFFD81014, - .end = 0xFFD81020 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x4A0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xFFD81020, - .end = 0xFFD81030 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x4C0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - -static struct sh_timer_config tmu6_platform_data = { - .channel_offset = 0x4, - .timer_bit = 0, -}; - -static struct resource tmu6_resources[] = { - [0] = { - .start = 0xFFD82008, - .end = 0xFFD82014 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x500), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu6_device = { - .name = "sh_tmu", - .id = 6, - .dev = { - .platform_data = &tmu6_platform_data, - }, - .resource = tmu6_resources, - .num_resources = ARRAY_SIZE(tmu6_resources), -}; - -static struct sh_timer_config tmu7_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu7_resources[] = { - [0] = { - .start = 0xFFD82014, - .end = 0xFFD82020 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x520), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu7_device = { - .name = "sh_tmu", - .id = 7, - .dev = { - .platform_data = &tmu7_platform_data, - }, - .resource = tmu7_resources, - .num_resources = ARRAY_SIZE(tmu7_resources), -}; - -static struct sh_timer_config tmu8_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu8_resources[] = { - [0] = { - .start = 0xFFD82020, - .end = 0xFFD82030 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x540), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu8_device = { - .name = "sh_tmu", - .id = 8, - .dev = { - .platform_data = &tmu8_platform_data, - }, - .resource = tmu8_resources, - .num_resources = ARRAY_SIZE(tmu8_resources), -}; - static struct platform_device *sh7734_devices[] __initdata = { &scif0_device, &scif1_device, @@ -431,12 +264,6 @@ static struct platform_device *sh7734_devices[] __initdata = { &tmu0_device, &tmu1_device, &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, - &tmu6_device, - &tmu7_device, - &tmu8_device, &rtc_device, }; @@ -450,17 +277,11 @@ static struct platform_device *sh7734_early_devices[] __initdata = { &tmu0_device, &tmu1_device, &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, - &tmu6_device, - &tmu7_device, - &tmu8_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7734_early_devices, + sh_early_platform_add_devices(sh7734_early_devices, ARRAY_SIZE(sh7734_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c index 9079a0f9ea9b..2ad19a0c5e04 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7757 Setup * * Copyright (C) 2009, 2011 Renesas Solutions Corp. * * based on setup-sh7785.c : Copyright (C) 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -20,80 +17,85 @@ #include <linux/sh_dma.h> #include <linux/sh_intc.h> #include <linux/usb/ohci_pdriver.h> + #include <cpu/dma-register.h> #include <cpu/sh7757.h> +#include <asm/mmzone.h> +#include <asm/platform_early.h> + static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xfe4b0000, /* SCIF2 */ - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x700)), +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xfe4b0000, 0x100), /* SCIF2 */ + DEFINE_RES_IRQ(evt2irq(0x700)), }; static struct platform_device scif2_device = { .name = "sh-sci", .id = 0, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xfe4c0000, /* SCIF3 */ - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xb80)), +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xfe4c0000, 0x100), /* SCIF3 */ + DEFINE_RES_IRQ(evt2irq(0xb80)), }; static struct platform_device scif3_device = { .name = "sh-sci", .id = 1, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xfe4d0000, /* SCIF4 */ - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xF00)), +}; + +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xfe4d0000, 0x100), /* SCIF4 */ + DEFINE_RES_IRQ(evt2irq(0xf00)), }; static struct platform_device scif4_device = { .name = "sh-sci", .id = 2, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 3, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xfe430008, - .end = 0xfe430013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x580), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xfe430000, 0x20), + DEFINE_RES_IRQ(evt2irq(0x580)), + DEFINE_RES_IRQ(evt2irq(0x5a0)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -102,34 +104,6 @@ static struct platform_device tmu0_device = { .num_resources = ARRAY_SIZE(tmu0_resources), }; -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = 0xfe430014, - .end = 0xfe43001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x5a0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - static struct resource spi0_resources[] = { [0] = { .start = 0xfe002000, @@ -147,28 +121,28 @@ static const struct sh_dmae_slave_config sh7757_dmae0_slaves[] = { { .slave_id = SHDMA_SLAVE_SDHI_TX, .addr = 0x1fe50030, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc5, }, { .slave_id = SHDMA_SLAVE_SDHI_RX, .addr = 0x1fe50030, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc6, }, { .slave_id = SHDMA_SLAVE_MMCIF_TX, .addr = 0x1fcb0034, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xd3, }, { .slave_id = SHDMA_SLAVE_MMCIF_RX, .addr = 0x1fcb0034, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_32BIT), .mid_rid = 0xd7, }, @@ -178,56 +152,56 @@ static const struct sh_dmae_slave_config sh7757_dmae1_slaves[] = { { .slave_id = SHDMA_SLAVE_SCIF2_TX, .addr = 0x1f4b000c, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x21, }, { .slave_id = SHDMA_SLAVE_SCIF2_RX, .addr = 0x1f4b0014, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x22, }, { .slave_id = SHDMA_SLAVE_SCIF3_TX, .addr = 0x1f4c000c, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x29, }, { .slave_id = SHDMA_SLAVE_SCIF3_RX, .addr = 0x1f4c0014, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x2a, }, { .slave_id = SHDMA_SLAVE_SCIF4_TX, .addr = 0x1f4d000c, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x41, }, { .slave_id = SHDMA_SLAVE_SCIF4_RX, .addr = 0x1f4d0014, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x42, }, { .slave_id = SHDMA_SLAVE_RSPI_TX, .addr = 0xfe480004, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc1, }, { .slave_id = SHDMA_SLAVE_RSPI_RX, .addr = 0xfe480004, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_16BIT), .mid_rid = 0xc2, }, @@ -237,70 +211,70 @@ static const struct sh_dmae_slave_config sh7757_dmae2_slaves[] = { { .slave_id = SHDMA_SLAVE_RIIC0_TX, .addr = 0x1e500012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x21, }, { .slave_id = SHDMA_SLAVE_RIIC0_RX, .addr = 0x1e500013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x22, }, { .slave_id = SHDMA_SLAVE_RIIC1_TX, .addr = 0x1e510012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x29, }, { .slave_id = SHDMA_SLAVE_RIIC1_RX, .addr = 0x1e510013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x2a, }, { .slave_id = SHDMA_SLAVE_RIIC2_TX, .addr = 0x1e520012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0xa1, }, { .slave_id = SHDMA_SLAVE_RIIC2_RX, .addr = 0x1e520013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0xa2, }, { .slave_id = SHDMA_SLAVE_RIIC3_TX, .addr = 0x1e530012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0xa9, }, { .slave_id = SHDMA_SLAVE_RIIC3_RX, .addr = 0x1e530013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0xaf, }, { .slave_id = SHDMA_SLAVE_RIIC4_TX, .addr = 0x1e540012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0xc5, }, { .slave_id = SHDMA_SLAVE_RIIC4_RX, .addr = 0x1e540013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0xc6, }, @@ -310,70 +284,70 @@ static const struct sh_dmae_slave_config sh7757_dmae3_slaves[] = { { .slave_id = SHDMA_SLAVE_RIIC5_TX, .addr = 0x1e550012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x21, }, { .slave_id = SHDMA_SLAVE_RIIC5_RX, .addr = 0x1e550013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x22, }, { .slave_id = SHDMA_SLAVE_RIIC6_TX, .addr = 0x1e560012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x29, }, { .slave_id = SHDMA_SLAVE_RIIC6_RX, .addr = 0x1e560013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x2a, }, { .slave_id = SHDMA_SLAVE_RIIC7_TX, .addr = 0x1e570012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x41, }, { .slave_id = SHDMA_SLAVE_RIIC7_RX, .addr = 0x1e570013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x42, }, { .slave_id = SHDMA_SLAVE_RIIC8_TX, .addr = 0x1e580012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x45, }, { .slave_id = SHDMA_SLAVE_RIIC8_RX, .addr = 0x1e580013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x46, }, { .slave_id = SHDMA_SLAVE_RIIC9_TX, .addr = 0x1e590012, - .chcr = SM_INC | 0x800 | 0x40000000 | + .chcr = SM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x51, }, { .slave_id = SHDMA_SLAVE_RIIC9_RX, .addr = 0x1e590013, - .chcr = DM_INC | 0x800 | 0x40000000 | + .chcr = DM_INC | RS_ERS | 0x40000000 | TS_INDEX2VAL(XMIT_SZ_8BIT), .mid_rid = 0x52, }, @@ -770,7 +744,6 @@ static struct platform_device *sh7757_devices[] __initdata = { &scif3_device, &scif4_device, &tmu0_device, - &tmu1_device, &dma0_device, &dma1_device, &dma2_device, @@ -794,12 +767,11 @@ static struct platform_device *sh7757_early_devices[] __initdata = { &scif3_device, &scif4_device, &tmu0_device, - &tmu1_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7757_early_devices, + sh_early_platform_add_devices(sh7757_early_devices, ARRAY_SIZE(sh7757_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c index 1686acaaf45a..b0608664785f 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7763.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7763.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7763 Setup * * Copyright (C) 2006 Paul Mundt * Copyright (C) 2007 Yoshihiro Shimoda * Copyright (C) 2008, 2009 Nobuhiro Iwamatsu - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -17,56 +14,66 @@ #include <linux/io.h> #include <linux/serial_sci.h> #include <linux/usb/ohci_pdriver.h> +#include <asm/platform_early.h> static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffe00000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x700)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffe00000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x700)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffe08000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xb80)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffe08000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xb80)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xffe10000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xf00)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffe10000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xf00)), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, @@ -146,25 +153,18 @@ static struct platform_device usbf_device = { }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x580), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x580)), + DEFINE_RES_IRQ(evt2irq(0x5a0)), + DEFINE_RES_IRQ(evt2irq(0x5c0)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -174,25 +174,18 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x5a0), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd88000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0xe00)), + DEFINE_RES_IRQ(evt2irq(0xe20)), + DEFINE_RES_IRQ(evt2irq(0xe40)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -201,124 +194,12 @@ static struct platform_device tmu1_device = { .num_resources = ARRAY_SIZE(tmu1_resources), }; -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x5c0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xffd88008, - .end = 0xffd88013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe00), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xffd88014, - .end = 0xffd8801f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe20), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xffd88020, - .end = 0xffd8802b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe40), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - static struct platform_device *sh7763_devices[] __initdata = { &scif0_device, &scif1_device, &scif2_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, &rtc_device, &usb_ohci_device, &usbf_device, @@ -337,15 +218,11 @@ static struct platform_device *sh7763_early_devices[] __initdata = { &scif2_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7763_early_devices, + sh_early_platform_add_devices(sh7763_early_devices, ARRAY_SIZE(sh7763_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7770.c b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c index 256ea7a45164..5efec6ceb04d 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7770.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7770 Setup * * Copyright (C) 2006 - 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -14,197 +11,221 @@ #include <linux/sh_timer.h> #include <linux/sh_intc.h> #include <linux/io.h> +#include <asm/platform_early.h> static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xff923000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x9a0)), +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xff923000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x9a0)), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xff924000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x9c0)), +}; + +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xff924000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x9c0)), }; static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xff925000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x9e0)), +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xff925000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x9e0)), }; static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xff926000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xa00)), +}; + +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xff926000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xa00)), }; static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xff927000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xa20)), +}; + +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xff927000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xa20)), }; static struct platform_device scif4_device = { .name = "sh-sci", .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xff928000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xa40)), +}; + +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xff928000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xa40)), }; static struct platform_device scif5_device = { .name = "sh-sci", .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, }; static struct plat_sci_port scif6_platform_data = { - .mapbase = 0xff929000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xa60)), +}; + +static struct resource scif6_resources[] = { + DEFINE_RES_MEM(0xff929000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xa60)), }; static struct platform_device scif6_device = { .name = "sh-sci", .id = 6, + .resource = scif6_resources, + .num_resources = ARRAY_SIZE(scif6_resources), .dev = { .platform_data = &scif6_platform_data, }, }; static struct plat_sci_port scif7_platform_data = { - .mapbase = 0xff92a000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xa80)), +}; + +static struct resource scif7_resources[] = { + DEFINE_RES_MEM(0xff92a000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xa80)), }; static struct platform_device scif7_device = { .name = "sh-sci", .id = 7, + .resource = scif7_resources, + .num_resources = ARRAY_SIZE(scif7_resources), .dev = { .platform_data = &scif7_platform_data, }, }; static struct plat_sci_port scif8_platform_data = { - .mapbase = 0xff92b000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xaa0)), +}; + +static struct resource scif8_resources[] = { + DEFINE_RES_MEM(0xff92b000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xaa0)), }; static struct platform_device scif8_device = { .name = "sh-sci", .id = 8, + .resource = scif8_resources, + .num_resources = ARRAY_SIZE(scif8_resources), .dev = { .platform_data = &scif8_platform_data, }, }; static struct plat_sci_port scif9_platform_data = { - .mapbase = 0xff92c000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_TOIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE | SCSCR_TOIE, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xac0)), +}; + +static struct resource scif9_resources[] = { + DEFINE_RES_MEM(0xff92c000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xac0)), }; static struct platform_device scif9_device = { .name = "sh-sci", .id = 9, + .resource = scif9_resources, + .num_resources = ARRAY_SIZE(scif9_resources), .dev = { .platform_data = &scif9_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -214,25 +235,18 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd81000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x460)), + DEFINE_RES_IRQ(evt2irq(0x480)), + DEFINE_RES_IRQ(evt2irq(0x4a0)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -242,24 +256,18 @@ static struct platform_device tmu1_device = { }; static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, + .channels_mask = 7, }; static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd82000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x4c0)), + DEFINE_RES_IRQ(evt2irq(0x4e0)), + DEFINE_RES_IRQ(evt2irq(0x500)), }; static struct platform_device tmu2_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 2, .dev = { .platform_data = &tmu2_platform_data, @@ -268,168 +276,6 @@ static struct platform_device tmu2_device = { .num_resources = ARRAY_SIZE(tmu2_resources), }; -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xffd81008, - .end = 0xffd81013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x460), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xffd81014, - .end = 0xffd8101f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x480), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xffd81020, - .end = 0xffd8102f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x4a0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - -static struct sh_timer_config tmu6_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu6_resources[] = { - [0] = { - .start = 0xffd82008, - .end = 0xffd82013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x4c0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu6_device = { - .name = "sh_tmu", - .id = 6, - .dev = { - .platform_data = &tmu6_platform_data, - }, - .resource = tmu6_resources, - .num_resources = ARRAY_SIZE(tmu6_resources), -}; - -static struct sh_timer_config tmu7_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu7_resources[] = { - [0] = { - .start = 0xffd82014, - .end = 0xffd8201f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x4e0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu7_device = { - .name = "sh_tmu", - .id = 7, - .dev = { - .platform_data = &tmu7_platform_data, - }, - .resource = tmu7_resources, - .num_resources = ARRAY_SIZE(tmu7_resources), -}; - -static struct sh_timer_config tmu8_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu8_resources[] = { - [0] = { - .start = 0xffd82020, - .end = 0xffd8202b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x500), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu8_device = { - .name = "sh_tmu", - .id = 8, - .dev = { - .platform_data = &tmu8_platform_data, - }, - .resource = tmu8_resources, - .num_resources = ARRAY_SIZE(tmu8_resources), -}; - static struct platform_device *sh7770_devices[] __initdata = { &scif0_device, &scif1_device, @@ -444,12 +290,6 @@ static struct platform_device *sh7770_devices[] __initdata = { &tmu0_device, &tmu1_device, &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, - &tmu6_device, - &tmu7_device, - &tmu8_device, }; static int __init sh7770_devices_setup(void) @@ -473,17 +313,11 @@ static struct platform_device *sh7770_early_devices[] __initdata = { &tmu0_device, &tmu1_device, &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, - &tmu6_device, - &tmu7_device, - &tmu8_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7770_early_devices, + sh_early_platform_add_devices(sh7770_early_devices, ARRAY_SIZE(sh7770_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c index de45b704687a..c818b788ecb0 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7780 Setup * * Copyright (C) 2006 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -16,63 +13,63 @@ #include <linux/sh_timer.h> #include <linux/sh_intc.h> #include <cpu/dma-register.h> +#include <asm/platform_early.h> static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffe00000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x700)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffe00000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x700)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffe10000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0xb80)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffe10000, 0x100), + DEFINE_RES_IRQ(evt2irq(0xb80)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x580), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x580)), + DEFINE_RES_IRQ(evt2irq(0x5a0)), + DEFINE_RES_IRQ(evt2irq(0x5c0)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -82,25 +79,18 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x5a0), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffdc0000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0xe00)), + DEFINE_RES_IRQ(evt2irq(0xe20)), + DEFINE_RES_IRQ(evt2irq(0xe40)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -109,114 +99,6 @@ static struct platform_device tmu1_device = { .num_resources = ARRAY_SIZE(tmu1_resources), }; -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x5c0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xffdc0008, - .end = 0xffdc0013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe00), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xffdc0014, - .end = 0xffdc001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe20), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xffdc0020, - .end = 0xffdc002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe40), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - static struct resource rtc_resources[] = { [0] = { .start = 0xffe80000, @@ -378,10 +260,6 @@ static struct platform_device *sh7780_devices[] __initdata = { &scif1_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, &rtc_device, &dma0_device, &dma1_device, @@ -399,22 +277,16 @@ static struct platform_device *sh7780_early_devices[] __initdata = { &scif1_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, }; void __init plat_early_device_setup(void) { if (mach_is_sh2007()) { scif0_platform_data.scscr &= ~SCSCR_CKE1; - scif0_platform_data.scbrr_algo_id = SCBRR_ALGO_2; scif1_platform_data.scscr &= ~SCSCR_CKE1; - scif1_platform_data.scbrr_algo_id = SCBRR_ALGO_2; } - early_platform_add_devices(sh7780_early_devices, + sh_early_platform_add_devices(sh7780_early_devices, ARRAY_SIZE(sh7780_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c index 0968ecb962e6..3b4a414d60a9 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7785 Setup * * Copyright (C) 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -17,136 +14,148 @@ #include <linux/sh_timer.h> #include <linux/sh_intc.h> #include <asm/mmzone.h> +#include <asm/platform_early.h> #include <cpu/dma-register.h> static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffea0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x700)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffea0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x700)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffeb0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x780)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffeb0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x780)), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xffec0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x980)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffec0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x980)), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xffed0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x9a0)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xffed0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x9a0)), +}; + static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xffee0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x9c0)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xffee0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x9c0)), +}; + static struct platform_device scif4_device = { .name = "sh-sci", .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xffef0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x9e0)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xffef0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x9e0)), +}; + static struct platform_device scif5_device = { .name = "sh-sci", .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x580), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x580)), + DEFINE_RES_IRQ(evt2irq(0x5a0)), + DEFINE_RES_IRQ(evt2irq(0x5c0)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -156,25 +165,18 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x5a0), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffdc0000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0xe00)), + DEFINE_RES_IRQ(evt2irq(0xe20)), + DEFINE_RES_IRQ(evt2irq(0xe40)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -183,114 +185,6 @@ static struct platform_device tmu1_device = { .num_resources = ARRAY_SIZE(tmu1_resources), }; -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x5c0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xffdc0008, - .end = 0xffdc0013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe00), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xffdc0014, - .end = 0xffdc001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe20), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xffdc0020, - .end = 0xffdc002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0xe40), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - /* DMA */ static const struct sh_dmae_channel sh7785_dmae0_channels[] = { { @@ -436,10 +330,6 @@ static struct platform_device *sh7785_devices[] __initdata = { &scif5_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, &dma0_device, &dma1_device, }; @@ -460,15 +350,11 @@ static struct platform_device *sh7785_early_devices[] __initdata = { &scif5_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, }; void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7785_early_devices, + sh_early_platform_add_devices(sh7785_early_devices, ARRAY_SIZE(sh7785_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c index ab52d4d4484d..c048842d8a58 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7786.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7786.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7786 Setup * @@ -8,10 +9,6 @@ * Based on SH7785 Setup * * Copyright (C) 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -26,23 +23,27 @@ #include <linux/usb/ohci_pdriver.h> #include <cpu/dma-register.h> #include <asm/mmzone.h> +#include <asm/platform_early.h> static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffea0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = { evt2irq(0x700), - evt2irq(0x720), - evt2irq(0x760), - evt2irq(0x740) }, .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffea0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x700)), + DEFINE_RES_IRQ(evt2irq(0x720)), + DEFINE_RES_IRQ(evt2irq(0x760)), + DEFINE_RES_IRQ(evt2irq(0x740)), +}; + static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, @@ -52,115 +53,132 @@ static struct platform_device scif0_device = { * The rest of these all have multiplexed IRQs */ static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffeb0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x780)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffeb0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x780)), +}; + +static struct resource scif1_demux_resources[] = { + DEFINE_RES_MEM(0xffeb0000, 0x100), + /* Placeholders, see sh7786_devices_setup() */ + DEFINE_RES_IRQ(0), + DEFINE_RES_IRQ(0), + DEFINE_RES_IRQ(0), + DEFINE_RES_IRQ(0), +}; + static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xffec0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x840)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffec0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x840)), +}; + static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct plat_sci_port scif3_platform_data = { - .mapbase = 0xffed0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x860)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif3_resources[] = { + DEFINE_RES_MEM(0xffed0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x860)), +}; + static struct platform_device scif3_device = { .name = "sh-sci", .id = 3, + .resource = scif3_resources, + .num_resources = ARRAY_SIZE(scif3_resources), .dev = { .platform_data = &scif3_platform_data, }, }; static struct plat_sci_port scif4_platform_data = { - .mapbase = 0xffee0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x880)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif4_resources[] = { + DEFINE_RES_MEM(0xffee0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x880)), +}; + static struct platform_device scif4_device = { .name = "sh-sci", .id = 4, + .resource = scif4_resources, + .num_resources = ARRAY_SIZE(scif4_resources), .dev = { .platform_data = &scif4_platform_data, }, }; static struct plat_sci_port scif5_platform_data = { - .mapbase = 0xffef0000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1, - .scbrr_algo_id = SCBRR_ALGO_1, + .scscr = SCSCR_REIE | SCSCR_CKE1, .type = PORT_SCIF, - .irqs = SCIx_IRQ_MUXED(evt2irq(0x8a0)), .regtype = SCIx_SH4_SCIF_FIFODATA_REGTYPE, }; +static struct resource scif5_resources[] = { + DEFINE_RES_MEM(0xffef0000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x8a0)), +}; + static struct platform_device scif5_device = { .name = "sh-sci", .id = 5, + .resource = scif5_resources, + .num_resources = ARRAY_SIZE(scif5_resources), .dev = { .platform_data = &scif5_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffd80008, - .end = 0xffd80013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffd80000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -170,25 +188,18 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffd80014, - .end = 0xffd8001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffda0000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x480)), + DEFINE_RES_IRQ(evt2irq(0x4a0)), + DEFINE_RES_IRQ(evt2irq(0x4c0)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -198,24 +209,18 @@ static struct platform_device tmu1_device = { }; static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, + .channels_mask = 7, }; static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffd80020, - .end = 0xffd8002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffdc0000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x7a0)), + DEFINE_RES_IRQ(evt2irq(0x7a0)), + DEFINE_RES_IRQ(evt2irq(0x7a0)), }; static struct platform_device tmu2_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 2, .dev = { .platform_data = &tmu2_platform_data, @@ -225,24 +230,18 @@ static struct platform_device tmu2_device = { }; static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, + .channels_mask = 7, }; static struct resource tmu3_resources[] = { - [0] = { - .start = 0xffda0008, - .end = 0xffda0013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x480), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffde0000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x7c0)), + DEFINE_RES_IRQ(evt2irq(0x7c0)), + DEFINE_RES_IRQ(evt2irq(0x7c0)), }; static struct platform_device tmu3_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 3, .dev = { .platform_data = &tmu3_platform_data, @@ -251,222 +250,6 @@ static struct platform_device tmu3_device = { .num_resources = ARRAY_SIZE(tmu3_resources), }; -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xffda0014, - .end = 0xffda001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x4a0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xffda0020, - .end = 0xffda002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x4c0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - -static struct sh_timer_config tmu6_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu6_resources[] = { - [0] = { - .start = 0xffdc0008, - .end = 0xffdc0013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x7a0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu6_device = { - .name = "sh_tmu", - .id = 6, - .dev = { - .platform_data = &tmu6_platform_data, - }, - .resource = tmu6_resources, - .num_resources = ARRAY_SIZE(tmu6_resources), -}; - -static struct sh_timer_config tmu7_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu7_resources[] = { - [0] = { - .start = 0xffdc0014, - .end = 0xffdc001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x7a0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu7_device = { - .name = "sh_tmu", - .id = 7, - .dev = { - .platform_data = &tmu7_platform_data, - }, - .resource = tmu7_resources, - .num_resources = ARRAY_SIZE(tmu7_resources), -}; - -static struct sh_timer_config tmu8_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu8_resources[] = { - [0] = { - .start = 0xffdc0020, - .end = 0xffdc002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x7a0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu8_device = { - .name = "sh_tmu", - .id = 8, - .dev = { - .platform_data = &tmu8_platform_data, - }, - .resource = tmu8_resources, - .num_resources = ARRAY_SIZE(tmu8_resources), -}; - -static struct sh_timer_config tmu9_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu9_resources[] = { - [0] = { - .start = 0xffde0008, - .end = 0xffde0013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x7c0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu9_device = { - .name = "sh_tmu", - .id = 9, - .dev = { - .platform_data = &tmu9_platform_data, - }, - .resource = tmu9_resources, - .num_resources = ARRAY_SIZE(tmu9_resources), -}; - -static struct sh_timer_config tmu10_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu10_resources[] = { - [0] = { - .start = 0xffde0014, - .end = 0xffde001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x7c0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu10_device = { - .name = "sh_tmu", - .id = 10, - .dev = { - .platform_data = &tmu10_platform_data, - }, - .resource = tmu10_resources, - .num_resources = ARRAY_SIZE(tmu10_resources), -}; - -static struct sh_timer_config tmu11_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu11_resources[] = { - [0] = { - .start = 0xffde0020, - .end = 0xffde002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x7c0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu11_device = { - .name = "sh_tmu", - .id = 11, - .dev = { - .platform_data = &tmu11_platform_data, - }, - .resource = tmu11_resources, - .num_resources = ARRAY_SIZE(tmu11_resources), -}; - static const struct sh_dmae_channel dmac0_channels[] = { { .offset = 0, @@ -609,14 +392,6 @@ static struct platform_device *sh7786_early_devices[] __initdata = { &tmu1_device, &tmu2_device, &tmu3_device, - &tmu4_device, - &tmu5_device, - &tmu6_device, - &tmu7_device, - &tmu8_device, - &tmu9_device, - &tmu10_device, - &tmu11_device, }; static struct platform_device *sh7786_devices[] __initdata = { @@ -625,20 +400,6 @@ static struct platform_device *sh7786_devices[] __initdata = { &usb_ohci_device, }; -/* - * Please call this function if your platform board - * use external clock for USB - * */ -#define USBCTL0 0xffe70858 -#define CLOCK_MODE_MASK 0xffffff7f -#define EXT_CLOCK_MODE 0x00000080 - -void __init sh7786_usb_use_exclock(void) -{ - u32 val = __raw_readl(USBCTL0) & CLOCK_MODE_MASK; - __raw_writel(val | EXT_CLOCK_MODE, USBCTL0); -} - #define USBINITREG1 0xffe70094 #define USBINITREG2 0xffe7009c #define USBINITVAL1 0x00ff0040 @@ -1037,13 +798,16 @@ static int __init sh7786_devices_setup(void) */ irq = intc_irq_lookup(sh7786_intc_desc.name, TXI1); if (irq > 0) { - scif1_platform_data.irqs[SCIx_TXI_IRQ] = irq; - scif1_platform_data.irqs[SCIx_ERI_IRQ] = + scif1_demux_resources[1].start = intc_irq_lookup(sh7786_intc_desc.name, ERI1); - scif1_platform_data.irqs[SCIx_BRI_IRQ] = - intc_irq_lookup(sh7786_intc_desc.name, BRI1); - scif1_platform_data.irqs[SCIx_RXI_IRQ] = + scif1_demux_resources[2].start = intc_irq_lookup(sh7786_intc_desc.name, RXI1); + scif1_demux_resources[3].start = irq; + scif1_demux_resources[4].start = + intc_irq_lookup(sh7786_intc_desc.name, BRI1); + + scif1_device.resource = scif1_demux_resources; + scif1_device.num_resources = ARRAY_SIZE(scif1_demux_resources); } ret = platform_add_devices(sh7786_early_devices, @@ -1058,6 +822,6 @@ arch_initcall(sh7786_devices_setup); void __init plat_early_device_setup(void) { - early_platform_add_devices(sh7786_early_devices, + sh_early_platform_add_devices(sh7786_early_devices, ARRAY_SIZE(sh7786_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/setup-shx3.c b/arch/sh/kernel/cpu/sh4a/setup-shx3.c index 688f7ed1bab1..7014d6d199b3 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/setup-shx3.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH-X3 Prototype Setup * * Copyright (C) 2007 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/platform_device.h> #include <linux/init.h> @@ -17,6 +14,7 @@ #include <linux/sh_intc.h> #include <cpu/shx3.h> #include <asm/mmzone.h> +#include <asm/platform_early.h> /* * This intentionally only registers SCIF ports 0, 1, and 3. SCIF 2 @@ -28,85 +26,87 @@ * all rather than adding infrastructure to hack around it. */ static struct plat_sci_port scif0_platform_data = { - .mapbase = 0xffc30000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { evt2irq(0x700), - evt2irq(0x720), - evt2irq(0x760), - evt2irq(0x740) }, +}; + +static struct resource scif0_resources[] = { + DEFINE_RES_MEM(0xffc30000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x700)), + DEFINE_RES_IRQ(evt2irq(0x720)), + DEFINE_RES_IRQ(evt2irq(0x760)), + DEFINE_RES_IRQ(evt2irq(0x740)), }; static struct platform_device scif0_device = { .name = "sh-sci", .id = 0, + .resource = scif0_resources, + .num_resources = ARRAY_SIZE(scif0_resources), .dev = { .platform_data = &scif0_platform_data, }, }; static struct plat_sci_port scif1_platform_data = { - .mapbase = 0xffc40000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { evt2irq(0x780), - evt2irq(0x7a0), - evt2irq(0x7e0), - evt2irq(0x7c0) }, +}; + +static struct resource scif1_resources[] = { + DEFINE_RES_MEM(0xffc40000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x780)), + DEFINE_RES_IRQ(evt2irq(0x7a0)), + DEFINE_RES_IRQ(evt2irq(0x7e0)), + DEFINE_RES_IRQ(evt2irq(0x7c0)), }; static struct platform_device scif1_device = { .name = "sh-sci", .id = 1, + .resource = scif1_resources, + .num_resources = ARRAY_SIZE(scif1_resources), .dev = { .platform_data = &scif1_platform_data, }, }; static struct plat_sci_port scif2_platform_data = { - .mapbase = 0xffc60000, - .flags = UPF_BOOT_AUTOCONF, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, + .scscr = SCSCR_REIE, .type = PORT_SCIF, - .irqs = { evt2irq(0x880), - evt2irq(0x8a0), - evt2irq(0x8e0), - evt2irq(0x8c0) }, +}; + +static struct resource scif2_resources[] = { + DEFINE_RES_MEM(0xffc60000, 0x100), + DEFINE_RES_IRQ(evt2irq(0x880)), + DEFINE_RES_IRQ(evt2irq(0x8a0)), + DEFINE_RES_IRQ(evt2irq(0x8e0)), + DEFINE_RES_IRQ(evt2irq(0x8c0)), }; static struct platform_device scif2_device = { .name = "sh-sci", .id = 2, + .resource = scif2_resources, + .num_resources = ARRAY_SIZE(scif2_resources), .dev = { .platform_data = &scif2_platform_data, }, }; static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, + .channels_mask = 7, }; static struct resource tmu0_resources[] = { - [0] = { - .start = 0xffc10008, - .end = 0xffc10013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x400), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffc10000, 0x30), + DEFINE_RES_IRQ(evt2irq(0x400)), + DEFINE_RES_IRQ(evt2irq(0x420)), + DEFINE_RES_IRQ(evt2irq(0x440)), }; static struct platform_device tmu0_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 0, .dev = { .platform_data = &tmu0_platform_data, @@ -116,25 +116,18 @@ static struct platform_device tmu0_device = { }; static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, + .channels_mask = 7, }; static struct resource tmu1_resources[] = { - [0] = { - .start = 0xffc10014, - .end = 0xffc1001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x420), - .flags = IORESOURCE_IRQ, - }, + DEFINE_RES_MEM(0xffc20000, 0x2c), + DEFINE_RES_IRQ(evt2irq(0x460)), + DEFINE_RES_IRQ(evt2irq(0x480)), + DEFINE_RES_IRQ(evt2irq(0x4a0)), }; static struct platform_device tmu1_device = { - .name = "sh_tmu", + .name = "sh-tmu", .id = 1, .dev = { .platform_data = &tmu1_platform_data, @@ -143,124 +136,12 @@ static struct platform_device tmu1_device = { .num_resources = ARRAY_SIZE(tmu1_resources), }; -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = 0xffc10020, - .end = 0xffc1002f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x440), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - -static struct sh_timer_config tmu3_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, -}; - -static struct resource tmu3_resources[] = { - [0] = { - .start = 0xffc20008, - .end = 0xffc20013, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x460), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu3_device = { - .name = "sh_tmu", - .id = 3, - .dev = { - .platform_data = &tmu3_platform_data, - }, - .resource = tmu3_resources, - .num_resources = ARRAY_SIZE(tmu3_resources), -}; - -static struct sh_timer_config tmu4_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, -}; - -static struct resource tmu4_resources[] = { - [0] = { - .start = 0xffc20014, - .end = 0xffc2001f, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x480), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu4_device = { - .name = "sh_tmu", - .id = 4, - .dev = { - .platform_data = &tmu4_platform_data, - }, - .resource = tmu4_resources, - .num_resources = ARRAY_SIZE(tmu4_resources), -}; - -static struct sh_timer_config tmu5_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu5_resources[] = { - [0] = { - .start = 0xffc20020, - .end = 0xffc2002b, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = evt2irq(0x4a0), - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu5_device = { - .name = "sh_tmu", - .id = 5, - .dev = { - .platform_data = &tmu5_platform_data, - }, - .resource = tmu5_resources, - .num_resources = ARRAY_SIZE(tmu5_resources), -}; - static struct platform_device *shx3_early_devices[] __initdata = { &scif0_device, &scif1_device, &scif2_device, &tmu0_device, &tmu1_device, - &tmu2_device, - &tmu3_device, - &tmu4_device, - &tmu5_device, }; static int __init shx3_devices_setup(void) @@ -272,7 +153,7 @@ arch_initcall(shx3_devices_setup); void __init plat_early_device_setup(void) { - early_platform_add_devices(shx3_early_devices, + sh_early_platform_add_devices(shx3_early_devices, ARRAY_SIZE(shx3_early_devices)); } diff --git a/arch/sh/kernel/cpu/sh4a/smp-shx3.c b/arch/sh/kernel/cpu/sh4a/smp-shx3.c index 03f2b55757cf..1261dc7b84e8 100644 --- a/arch/sh/kernel/cpu/sh4a/smp-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/smp-shx3.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH-X3 SMP * * Copyright (C) 2007 - 2010 Paul Mundt * Copyright (C) 2007 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -73,13 +70,12 @@ static void shx3_prepare_cpus(unsigned int max_cpus) { int i; - local_timer_setup(0); - BUILD_BUG_ON(SMP_MSG_NR >= 8); for (i = 0; i < SMP_MSG_NR; i++) - request_irq(104 + i, ipi_interrupt_handler, - IRQF_PERCPU, "IPI", (void *)(long)i); + if (request_irq(104 + i, ipi_interrupt_handler, + IRQF_PERCPU, "IPI", (void *)(long)i)) + pr_err("Failed to request irq %d\n", i); for (i = 0; i < max_cpus; i++) set_cpu_present(i, true); @@ -124,32 +120,16 @@ static void shx3_update_boot_vector(unsigned int cpu) __raw_writel(STBCR_RESET, STBCR_REG(cpu)); } -static int __cpuinit -shx3_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) +static int shx3_cpu_prepare(unsigned int cpu) { - unsigned int cpu = (unsigned int)hcpu; - - switch (action) { - case CPU_UP_PREPARE: - shx3_update_boot_vector(cpu); - break; - case CPU_ONLINE: - pr_info("CPU %u is now online\n", cpu); - break; - case CPU_DEAD: - break; - } - - return NOTIFY_OK; + shx3_update_boot_vector(cpu); + return 0; } -static struct notifier_block __cpuinitdata shx3_cpu_notifier = { - .notifier_call = shx3_cpu_callback, -}; - -static int __cpuinit register_shx3_cpu_notifier(void) +static int register_shx3_cpu_notifier(void) { - register_hotcpu_notifier(&shx3_cpu_notifier); + cpuhp_setup_state_nocalls(CPUHP_SH_SH3X_PREPARE, "sh/shx3:prepare", + shx3_cpu_prepare, NULL); return 0; } late_initcall(register_shx3_cpu_notifier); diff --git a/arch/sh/kernel/cpu/sh4a/ubc.c b/arch/sh/kernel/cpu/sh4a/ubc.c index efb2745bcb36..25eacd9c47d1 100644 --- a/arch/sh/kernel/cpu/sh4a/ubc.c +++ b/arch/sh/kernel/cpu/sh4a/ubc.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/sh4a/ubc.c * * On-chip UBC support for SH-4A CPUs. * * Copyright (C) 2009 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/err.h> diff --git a/arch/sh/kernel/cpu/sh5/Makefile b/arch/sh/kernel/cpu/sh5/Makefile deleted file mode 100644 index a184a31e686e..000000000000 --- a/arch/sh/kernel/cpu/sh5/Makefile +++ /dev/null @@ -1,15 +0,0 @@ -# -# Makefile for the Linux/SuperH SH-5 backends. -# -obj-y := entry.o probe.o switchto.o - -obj-$(CONFIG_SH_FPU) += fpu.o -obj-$(CONFIG_KALLSYMS) += unwind.o - -# CPU subtype setup -obj-$(CONFIG_CPU_SH5) += setup-sh5.o - -# Primary on-chip clocks (common) -clock-$(CONFIG_CPU_SH5) := clock-sh5.o - -obj-y += $(clock-y) diff --git a/arch/sh/kernel/cpu/sh5/clock-sh5.c b/arch/sh/kernel/cpu/sh5/clock-sh5.c deleted file mode 100644 index c48b93d4c081..000000000000 --- a/arch/sh/kernel/cpu/sh5/clock-sh5.c +++ /dev/null @@ -1,79 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh5/clock-sh5.c - * - * SH-5 support for the clock framework - * - * Copyright (C) 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <asm/clock.h> -#include <asm/io.h> - -static int ifc_table[] = { 2, 4, 6, 8, 10, 12, 16, 24 }; - -/* Clock, Power and Reset Controller */ -#define CPRC_BLOCK_OFF 0x01010000 -#define CPRC_BASE (PHYS_PERIPHERAL_BLOCK + CPRC_BLOCK_OFF) - -static unsigned long cprc_base; - -static void master_clk_init(struct clk *clk) -{ - int idx = (__raw_readl(cprc_base + 0x00) >> 6) & 0x0007; - clk->rate *= ifc_table[idx]; -} - -static struct sh_clk_ops sh5_master_clk_ops = { - .init = master_clk_init, -}; - -static unsigned long module_clk_recalc(struct clk *clk) -{ - int idx = (__raw_readw(cprc_base) >> 12) & 0x0007; - return clk->parent->rate / ifc_table[idx]; -} - -static struct sh_clk_ops sh5_module_clk_ops = { - .recalc = module_clk_recalc, -}; - -static unsigned long bus_clk_recalc(struct clk *clk) -{ - int idx = (__raw_readw(cprc_base) >> 3) & 0x0007; - return clk->parent->rate / ifc_table[idx]; -} - -static struct sh_clk_ops sh5_bus_clk_ops = { - .recalc = bus_clk_recalc, -}; - -static unsigned long cpu_clk_recalc(struct clk *clk) -{ - int idx = (__raw_readw(cprc_base) & 0x0007); - return clk->parent->rate / ifc_table[idx]; -} - -static struct sh_clk_ops sh5_cpu_clk_ops = { - .recalc = cpu_clk_recalc, -}; - -static struct sh_clk_ops *sh5_clk_ops[] = { - &sh5_master_clk_ops, - &sh5_module_clk_ops, - &sh5_bus_clk_ops, - &sh5_cpu_clk_ops, -}; - -void __init arch_init_clk_ops(struct sh_clk_ops **ops, int idx) -{ - cprc_base = (unsigned long)ioremap_nocache(CPRC_BASE, 1024); - BUG_ON(!cprc_base); - - if (idx < ARRAY_SIZE(sh5_clk_ops)) - *ops = sh5_clk_ops[idx]; -} diff --git a/arch/sh/kernel/cpu/sh5/entry.S b/arch/sh/kernel/cpu/sh5/entry.S deleted file mode 100644 index 0c8d0377d40b..000000000000 --- a/arch/sh/kernel/cpu/sh5/entry.S +++ /dev/null @@ -1,2003 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh5/entry.S - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2004 - 2008 Paul Mundt - * Copyright (C) 2003, 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/sys.h> -#include <cpu/registers.h> -#include <asm/processor.h> -#include <asm/unistd.h> -#include <asm/thread_info.h> -#include <asm/asm-offsets.h> - -/* - * SR fields. - */ -#define SR_ASID_MASK 0x00ff0000 -#define SR_FD_MASK 0x00008000 -#define SR_SS 0x08000000 -#define SR_BL 0x10000000 -#define SR_MD 0x40000000 - -/* - * Event code. - */ -#define EVENT_INTERRUPT 0 -#define EVENT_FAULT_TLB 1 -#define EVENT_FAULT_NOT_TLB 2 -#define EVENT_DEBUG 3 - -/* EXPEVT values */ -#define RESET_CAUSE 0x20 -#define DEBUGSS_CAUSE 0x980 - -/* - * Frame layout. Quad index. - */ -#define FRAME_T(x) FRAME_TBASE+(x*8) -#define FRAME_R(x) FRAME_RBASE+(x*8) -#define FRAME_S(x) FRAME_SBASE+(x*8) -#define FSPC 0 -#define FSSR 1 -#define FSYSCALL_ID 2 - -/* Arrange the save frame to be a multiple of 32 bytes long */ -#define FRAME_SBASE 0 -#define FRAME_RBASE (FRAME_SBASE+(3*8)) /* SYSCALL_ID - SSR - SPC */ -#define FRAME_TBASE (FRAME_RBASE+(63*8)) /* r0 - r62 */ -#define FRAME_PBASE (FRAME_TBASE+(8*8)) /* tr0 -tr7 */ -#define FRAME_SIZE (FRAME_PBASE+(2*8)) /* pad0-pad1 */ - -#define FP_FRAME_SIZE FP_FRAME_BASE+(33*8) /* dr0 - dr31 + fpscr */ -#define FP_FRAME_BASE 0 - -#define SAVED_R2 0*8 -#define SAVED_R3 1*8 -#define SAVED_R4 2*8 -#define SAVED_R5 3*8 -#define SAVED_R18 4*8 -#define SAVED_R6 5*8 -#define SAVED_TR0 6*8 - -/* These are the registers saved in the TLB path that aren't saved in the first - level of the normal one. */ -#define TLB_SAVED_R25 7*8 -#define TLB_SAVED_TR1 8*8 -#define TLB_SAVED_TR2 9*8 -#define TLB_SAVED_TR3 10*8 -#define TLB_SAVED_TR4 11*8 -/* Save R0/R1 : PT-migrating compiler currently dishounours -ffixed-r0 and -ffixed-r1 causing - breakage otherwise. */ -#define TLB_SAVED_R0 12*8 -#define TLB_SAVED_R1 13*8 - -#define CLI() \ - getcon SR, r6; \ - ori r6, 0xf0, r6; \ - putcon r6, SR; - -#define STI() \ - getcon SR, r6; \ - andi r6, ~0xf0, r6; \ - putcon r6, SR; - -#ifdef CONFIG_PREEMPT -# define preempt_stop() CLI() -#else -# define preempt_stop() -# define resume_kernel restore_all -#endif - - .section .data, "aw" - -#define FAST_TLBMISS_STACK_CACHELINES 4 -#define FAST_TLBMISS_STACK_QUADWORDS (4*FAST_TLBMISS_STACK_CACHELINES) - -/* Register back-up area for all exceptions */ - .balign 32 - /* Allow for 16 quadwords to be pushed by fast tlbmiss handling - * register saves etc. */ - .fill FAST_TLBMISS_STACK_QUADWORDS, 8, 0x0 -/* This is 32 byte aligned by construction */ -/* Register back-up area for all exceptions */ -reg_save_area: - .quad 0 - .quad 0 - .quad 0 - .quad 0 - - .quad 0 - .quad 0 - .quad 0 - .quad 0 - - .quad 0 - .quad 0 - .quad 0 - .quad 0 - - .quad 0 - .quad 0 - -/* Save area for RESVEC exceptions. We cannot use reg_save_area because of - * reentrancy. Note this area may be accessed via physical address. - * Align so this fits a whole single cache line, for ease of purging. - */ - .balign 32,0,32 -resvec_save_area: - .quad 0 - .quad 0 - .quad 0 - .quad 0 - .quad 0 - .balign 32,0,32 - -/* Jump table of 3rd level handlers */ -trap_jtable: - .long do_exception_error /* 0x000 */ - .long do_exception_error /* 0x020 */ -#ifdef CONFIG_MMU - .long tlb_miss_load /* 0x040 */ - .long tlb_miss_store /* 0x060 */ -#else - .long do_exception_error - .long do_exception_error -#endif - ! ARTIFICIAL pseudo-EXPEVT setting - .long do_debug_interrupt /* 0x080 */ -#ifdef CONFIG_MMU - .long tlb_miss_load /* 0x0A0 */ - .long tlb_miss_store /* 0x0C0 */ -#else - .long do_exception_error - .long do_exception_error -#endif - .long do_address_error_load /* 0x0E0 */ - .long do_address_error_store /* 0x100 */ -#ifdef CONFIG_SH_FPU - .long do_fpu_error /* 0x120 */ -#else - .long do_exception_error /* 0x120 */ -#endif - .long do_exception_error /* 0x140 */ - .long system_call /* 0x160 */ - .long do_reserved_inst /* 0x180 */ - .long do_illegal_slot_inst /* 0x1A0 */ - .long do_exception_error /* 0x1C0 - NMI */ - .long do_exception_error /* 0x1E0 */ - .rept 15 - .long do_IRQ /* 0x200 - 0x3C0 */ - .endr - .long do_exception_error /* 0x3E0 */ - .rept 32 - .long do_IRQ /* 0x400 - 0x7E0 */ - .endr - .long fpu_error_or_IRQA /* 0x800 */ - .long fpu_error_or_IRQB /* 0x820 */ - .long do_IRQ /* 0x840 */ - .long do_IRQ /* 0x860 */ - .rept 6 - .long do_exception_error /* 0x880 - 0x920 */ - .endr - .long breakpoint_trap_handler /* 0x940 */ - .long do_exception_error /* 0x960 */ - .long do_single_step /* 0x980 */ - - .rept 3 - .long do_exception_error /* 0x9A0 - 0x9E0 */ - .endr - .long do_IRQ /* 0xA00 */ - .long do_IRQ /* 0xA20 */ -#ifdef CONFIG_MMU - .long itlb_miss_or_IRQ /* 0xA40 */ -#else - .long do_IRQ -#endif - .long do_IRQ /* 0xA60 */ - .long do_IRQ /* 0xA80 */ -#ifdef CONFIG_MMU - .long itlb_miss_or_IRQ /* 0xAA0 */ -#else - .long do_IRQ -#endif - .long do_exception_error /* 0xAC0 */ - .long do_address_error_exec /* 0xAE0 */ - .rept 8 - .long do_exception_error /* 0xB00 - 0xBE0 */ - .endr - .rept 18 - .long do_IRQ /* 0xC00 - 0xE20 */ - .endr - - .section .text64, "ax" - -/* - * --- Exception/Interrupt/Event Handling Section - */ - -/* - * VBR and RESVEC blocks. - * - * First level handler for VBR-based exceptions. - * - * To avoid waste of space, align to the maximum text block size. - * This is assumed to be at most 128 bytes or 32 instructions. - * DO NOT EXCEED 32 instructions on the first level handlers ! - * - * Also note that RESVEC is contained within the VBR block - * where the room left (1KB - TEXT_SIZE) allows placing - * the RESVEC block (at most 512B + TEXT_SIZE). - * - * So first (and only) level handler for RESVEC-based exceptions. - * - * Where the fault/interrupt is handled (not_a_tlb_miss, tlb_miss - * and interrupt) we are a lot tight with register space until - * saving onto the stack frame, which is done in handle_exception(). - * - */ - -#define TEXT_SIZE 128 -#define BLOCK_SIZE 1664 /* Dynamic check, 13*128 */ - - .balign TEXT_SIZE -LVBR_block: - .space 256, 0 /* Power-on class handler, */ - /* not required here */ -not_a_tlb_miss: - synco /* TAKum03020 (but probably a good idea anyway.) */ - /* Save original stack pointer into KCR1 */ - putcon SP, KCR1 - - /* Save other original registers into reg_save_area */ - movi reg_save_area, SP - st.q SP, SAVED_R2, r2 - st.q SP, SAVED_R3, r3 - st.q SP, SAVED_R4, r4 - st.q SP, SAVED_R5, r5 - st.q SP, SAVED_R6, r6 - st.q SP, SAVED_R18, r18 - gettr tr0, r3 - st.q SP, SAVED_TR0, r3 - - /* Set args for Non-debug, Not a TLB miss class handler */ - getcon EXPEVT, r2 - movi ret_from_exception, r3 - ori r3, 1, r3 - movi EVENT_FAULT_NOT_TLB, r4 - or SP, ZERO, r5 - getcon KCR1, SP - pta handle_exception, tr0 - blink tr0, ZERO - - .balign 256 - ! VBR+0x200 - nop - .balign 256 - ! VBR+0x300 - nop - .balign 256 - /* - * Instead of the natural .balign 1024 place RESVEC here - * respecting the final 1KB alignment. - */ - .balign TEXT_SIZE - /* - * Instead of '.space 1024-TEXT_SIZE' place the RESVEC - * block making sure the final alignment is correct. - */ -#ifdef CONFIG_MMU -tlb_miss: - synco /* TAKum03020 (but probably a good idea anyway.) */ - putcon SP, KCR1 - movi reg_save_area, SP - /* SP is guaranteed 32-byte aligned. */ - st.q SP, TLB_SAVED_R0 , r0 - st.q SP, TLB_SAVED_R1 , r1 - st.q SP, SAVED_R2 , r2 - st.q SP, SAVED_R3 , r3 - st.q SP, SAVED_R4 , r4 - st.q SP, SAVED_R5 , r5 - st.q SP, SAVED_R6 , r6 - st.q SP, SAVED_R18, r18 - - /* Save R25 for safety; as/ld may want to use it to achieve the call to - * the code in mm/tlbmiss.c */ - st.q SP, TLB_SAVED_R25, r25 - gettr tr0, r2 - gettr tr1, r3 - gettr tr2, r4 - gettr tr3, r5 - gettr tr4, r18 - st.q SP, SAVED_TR0 , r2 - st.q SP, TLB_SAVED_TR1 , r3 - st.q SP, TLB_SAVED_TR2 , r4 - st.q SP, TLB_SAVED_TR3 , r5 - st.q SP, TLB_SAVED_TR4 , r18 - - pt do_fast_page_fault, tr0 - getcon SSR, r2 - getcon EXPEVT, r3 - getcon TEA, r4 - shlri r2, 30, r2 - andi r2, 1, r2 /* r2 = SSR.MD */ - blink tr0, LINK - - pt fixup_to_invoke_general_handler, tr1 - - /* If the fast path handler fixed the fault, just drop through quickly - to the restore code right away to return to the excepting context. - */ - bnei/u r2, 0, tr1 - -fast_tlb_miss_restore: - ld.q SP, SAVED_TR0, r2 - ld.q SP, TLB_SAVED_TR1, r3 - ld.q SP, TLB_SAVED_TR2, r4 - - ld.q SP, TLB_SAVED_TR3, r5 - ld.q SP, TLB_SAVED_TR4, r18 - - ptabs r2, tr0 - ptabs r3, tr1 - ptabs r4, tr2 - ptabs r5, tr3 - ptabs r18, tr4 - - ld.q SP, TLB_SAVED_R0, r0 - ld.q SP, TLB_SAVED_R1, r1 - ld.q SP, SAVED_R2, r2 - ld.q SP, SAVED_R3, r3 - ld.q SP, SAVED_R4, r4 - ld.q SP, SAVED_R5, r5 - ld.q SP, SAVED_R6, r6 - ld.q SP, SAVED_R18, r18 - ld.q SP, TLB_SAVED_R25, r25 - - getcon KCR1, SP - rte - nop /* for safety, in case the code is run on sh5-101 cut1.x */ - -fixup_to_invoke_general_handler: - - /* OK, new method. Restore stuff that's not expected to get saved into - the 'first-level' reg save area, then just fall through to setting - up the registers and calling the second-level handler. */ - - /* 2nd level expects r2,3,4,5,6,18,tr0 to be saved. So we must restore - r25,tr1-4 and save r6 to get into the right state. */ - - ld.q SP, TLB_SAVED_TR1, r3 - ld.q SP, TLB_SAVED_TR2, r4 - ld.q SP, TLB_SAVED_TR3, r5 - ld.q SP, TLB_SAVED_TR4, r18 - ld.q SP, TLB_SAVED_R25, r25 - - ld.q SP, TLB_SAVED_R0, r0 - ld.q SP, TLB_SAVED_R1, r1 - - ptabs/u r3, tr1 - ptabs/u r4, tr2 - ptabs/u r5, tr3 - ptabs/u r18, tr4 - - /* Set args for Non-debug, TLB miss class handler */ - getcon EXPEVT, r2 - movi ret_from_exception, r3 - ori r3, 1, r3 - movi EVENT_FAULT_TLB, r4 - or SP, ZERO, r5 - getcon KCR1, SP - pta handle_exception, tr0 - blink tr0, ZERO -#else /* CONFIG_MMU */ - .balign 256 -#endif - -/* NB TAKE GREAT CARE HERE TO ENSURE THAT THE INTERRUPT CODE - DOES END UP AT VBR+0x600 */ - nop - nop - nop - nop - nop - nop - - .balign 256 - /* VBR + 0x600 */ - -interrupt: - synco /* TAKum03020 (but probably a good idea anyway.) */ - /* Save original stack pointer into KCR1 */ - putcon SP, KCR1 - - /* Save other original registers into reg_save_area */ - movi reg_save_area, SP - st.q SP, SAVED_R2, r2 - st.q SP, SAVED_R3, r3 - st.q SP, SAVED_R4, r4 - st.q SP, SAVED_R5, r5 - st.q SP, SAVED_R6, r6 - st.q SP, SAVED_R18, r18 - gettr tr0, r3 - st.q SP, SAVED_TR0, r3 - - /* Set args for interrupt class handler */ - getcon INTEVT, r2 - movi ret_from_irq, r3 - ori r3, 1, r3 - movi EVENT_INTERRUPT, r4 - or SP, ZERO, r5 - getcon KCR1, SP - pta handle_exception, tr0 - blink tr0, ZERO - .balign TEXT_SIZE /* let's waste the bare minimum */ - -LVBR_block_end: /* Marker. Used for total checking */ - - .balign 256 -LRESVEC_block: - /* Panic handler. Called with MMU off. Possible causes/actions: - * - Reset: Jump to program start. - * - Single Step: Turn off Single Step & return. - * - Others: Call panic handler, passing PC as arg. - * (this may need to be extended...) - */ -reset_or_panic: - synco /* TAKum03020 (but probably a good idea anyway.) */ - putcon SP, DCR - /* First save r0-1 and tr0, as we need to use these */ - movi resvec_save_area-CONFIG_PAGE_OFFSET, SP - st.q SP, 0, r0 - st.q SP, 8, r1 - gettr tr0, r0 - st.q SP, 32, r0 - - /* Check cause */ - getcon EXPEVT, r0 - movi RESET_CAUSE, r1 - sub r1, r0, r1 /* r1=0 if reset */ - movi _stext-CONFIG_PAGE_OFFSET, r0 - ori r0, 1, r0 - ptabs r0, tr0 - beqi r1, 0, tr0 /* Jump to start address if reset */ - - getcon EXPEVT, r0 - movi DEBUGSS_CAUSE, r1 - sub r1, r0, r1 /* r1=0 if single step */ - pta single_step_panic, tr0 - beqi r1, 0, tr0 /* jump if single step */ - - /* Now jump to where we save the registers. */ - movi panic_stash_regs-CONFIG_PAGE_OFFSET, r1 - ptabs r1, tr0 - blink tr0, r63 - -single_step_panic: - /* We are in a handler with Single Step set. We need to resume the - * handler, by turning on MMU & turning off Single Step. */ - getcon SSR, r0 - movi SR_MMU, r1 - or r0, r1, r0 - movi ~SR_SS, r1 - and r0, r1, r0 - putcon r0, SSR - /* Restore EXPEVT, as the rte won't do this */ - getcon PEXPEVT, r0 - putcon r0, EXPEVT - /* Restore regs */ - ld.q SP, 32, r0 - ptabs r0, tr0 - ld.q SP, 0, r0 - ld.q SP, 8, r1 - getcon DCR, SP - synco - rte - - - .balign 256 -debug_exception: - synco /* TAKum03020 (but probably a good idea anyway.) */ - /* - * Single step/software_break_point first level handler. - * Called with MMU off, so the first thing we do is enable it - * by doing an rte with appropriate SSR. - */ - putcon SP, DCR - /* Save SSR & SPC, together with R0 & R1, as we need to use 2 regs. */ - movi resvec_save_area-CONFIG_PAGE_OFFSET, SP - - /* With the MMU off, we are bypassing the cache, so purge any - * data that will be made stale by the following stores. - */ - ocbp SP, 0 - synco - - st.q SP, 0, r0 - st.q SP, 8, r1 - getcon SPC, r0 - st.q SP, 16, r0 - getcon SSR, r0 - st.q SP, 24, r0 - - /* Enable MMU, block exceptions, set priv mode, disable single step */ - movi SR_MMU | SR_BL | SR_MD, r1 - or r0, r1, r0 - movi ~SR_SS, r1 - and r0, r1, r0 - putcon r0, SSR - /* Force control to debug_exception_2 when rte is executed */ - movi debug_exeception_2, r0 - ori r0, 1, r0 /* force SHmedia, just in case */ - putcon r0, SPC - getcon DCR, SP - synco - rte -debug_exeception_2: - /* Restore saved regs */ - putcon SP, KCR1 - movi resvec_save_area, SP - ld.q SP, 24, r0 - putcon r0, SSR - ld.q SP, 16, r0 - putcon r0, SPC - ld.q SP, 0, r0 - ld.q SP, 8, r1 - - /* Save other original registers into reg_save_area */ - movi reg_save_area, SP - st.q SP, SAVED_R2, r2 - st.q SP, SAVED_R3, r3 - st.q SP, SAVED_R4, r4 - st.q SP, SAVED_R5, r5 - st.q SP, SAVED_R6, r6 - st.q SP, SAVED_R18, r18 - gettr tr0, r3 - st.q SP, SAVED_TR0, r3 - - /* Set args for debug class handler */ - getcon EXPEVT, r2 - movi ret_from_exception, r3 - ori r3, 1, r3 - movi EVENT_DEBUG, r4 - or SP, ZERO, r5 - getcon KCR1, SP - pta handle_exception, tr0 - blink tr0, ZERO - - .balign 256 -debug_interrupt: - /* !!! WE COME HERE IN REAL MODE !!! */ - /* Hook-up debug interrupt to allow various debugging options to be - * hooked into its handler. */ - /* Save original stack pointer into KCR1 */ - synco - putcon SP, KCR1 - movi resvec_save_area-CONFIG_PAGE_OFFSET, SP - ocbp SP, 0 - ocbp SP, 32 - synco - - /* Save other original registers into reg_save_area thru real addresses */ - st.q SP, SAVED_R2, r2 - st.q SP, SAVED_R3, r3 - st.q SP, SAVED_R4, r4 - st.q SP, SAVED_R5, r5 - st.q SP, SAVED_R6, r6 - st.q SP, SAVED_R18, r18 - gettr tr0, r3 - st.q SP, SAVED_TR0, r3 - - /* move (spc,ssr)->(pspc,pssr). The rte will shift - them back again, so that they look like the originals - as far as the real handler code is concerned. */ - getcon spc, r6 - putcon r6, pspc - getcon ssr, r6 - putcon r6, pssr - - ! construct useful SR for handle_exception - movi 3, r6 - shlli r6, 30, r6 - getcon sr, r18 - or r18, r6, r6 - putcon r6, ssr - - ! SSR is now the current SR with the MD and MMU bits set - ! i.e. the rte will switch back to priv mode and put - ! the mmu back on - - ! construct spc - movi handle_exception, r18 - ori r18, 1, r18 ! for safety (do we need this?) - putcon r18, spc - - /* Set args for Non-debug, Not a TLB miss class handler */ - - ! EXPEVT==0x80 is unused, so 'steal' this value to put the - ! debug interrupt handler in the vectoring table - movi 0x80, r2 - movi ret_from_exception, r3 - ori r3, 1, r3 - movi EVENT_FAULT_NOT_TLB, r4 - - or SP, ZERO, r5 - movi CONFIG_PAGE_OFFSET, r6 - add r6, r5, r5 - getcon KCR1, SP - - synco ! for safety - rte ! -> handle_exception, switch back to priv mode again - -LRESVEC_block_end: /* Marker. Unused. */ - - .balign TEXT_SIZE - -/* - * Second level handler for VBR-based exceptions. Pre-handler. - * In common to all stack-frame sensitive handlers. - * - * Inputs: - * (KCR0) Current [current task union] - * (KCR1) Original SP - * (r2) INTEVT/EXPEVT - * (r3) appropriate return address - * (r4) Event (0 = interrupt, 1 = TLB miss fault, 2 = Not TLB miss fault, 3=debug) - * (r5) Pointer to reg_save_area - * (SP) Original SP - * - * Available registers: - * (r6) - * (r18) - * (tr0) - * - */ -handle_exception: - /* Common 2nd level handler. */ - - /* First thing we need an appropriate stack pointer */ - getcon SSR, r6 - shlri r6, 30, r6 - andi r6, 1, r6 - pta stack_ok, tr0 - bne r6, ZERO, tr0 /* Original stack pointer is fine */ - - /* Set stack pointer for user fault */ - getcon KCR0, SP - movi THREAD_SIZE, r6 /* Point to the end */ - add SP, r6, SP - -stack_ok: - -/* DEBUG : check for underflow/overflow of the kernel stack */ - pta no_underflow, tr0 - getcon KCR0, r6 - movi 1024, r18 - add r6, r18, r6 - bge SP, r6, tr0 ! ? below 1k from bottom of stack : danger zone - -/* Just panic to cause a crash. */ -bad_sp: - ld.b r63, 0, r6 - nop - -no_underflow: - pta bad_sp, tr0 - getcon kcr0, r6 - movi THREAD_SIZE, r18 - add r18, r6, r6 - bgt SP, r6, tr0 ! sp above the stack - - /* Make some room for the BASIC frame. */ - movi -(FRAME_SIZE), r6 - add SP, r6, SP - -/* Could do this with no stalling if we had another spare register, but the - code below will be OK. */ - ld.q r5, SAVED_R2, r6 - ld.q r5, SAVED_R3, r18 - st.q SP, FRAME_R(2), r6 - ld.q r5, SAVED_R4, r6 - st.q SP, FRAME_R(3), r18 - ld.q r5, SAVED_R5, r18 - st.q SP, FRAME_R(4), r6 - ld.q r5, SAVED_R6, r6 - st.q SP, FRAME_R(5), r18 - ld.q r5, SAVED_R18, r18 - st.q SP, FRAME_R(6), r6 - ld.q r5, SAVED_TR0, r6 - st.q SP, FRAME_R(18), r18 - st.q SP, FRAME_T(0), r6 - - /* Keep old SP around */ - getcon KCR1, r6 - - /* Save the rest of the general purpose registers */ - st.q SP, FRAME_R(0), r0 - st.q SP, FRAME_R(1), r1 - st.q SP, FRAME_R(7), r7 - st.q SP, FRAME_R(8), r8 - st.q SP, FRAME_R(9), r9 - st.q SP, FRAME_R(10), r10 - st.q SP, FRAME_R(11), r11 - st.q SP, FRAME_R(12), r12 - st.q SP, FRAME_R(13), r13 - st.q SP, FRAME_R(14), r14 - - /* SP is somewhere else */ - st.q SP, FRAME_R(15), r6 - - st.q SP, FRAME_R(16), r16 - st.q SP, FRAME_R(17), r17 - /* r18 is saved earlier. */ - st.q SP, FRAME_R(19), r19 - st.q SP, FRAME_R(20), r20 - st.q SP, FRAME_R(21), r21 - st.q SP, FRAME_R(22), r22 - st.q SP, FRAME_R(23), r23 - st.q SP, FRAME_R(24), r24 - st.q SP, FRAME_R(25), r25 - st.q SP, FRAME_R(26), r26 - st.q SP, FRAME_R(27), r27 - st.q SP, FRAME_R(28), r28 - st.q SP, FRAME_R(29), r29 - st.q SP, FRAME_R(30), r30 - st.q SP, FRAME_R(31), r31 - st.q SP, FRAME_R(32), r32 - st.q SP, FRAME_R(33), r33 - st.q SP, FRAME_R(34), r34 - st.q SP, FRAME_R(35), r35 - st.q SP, FRAME_R(36), r36 - st.q SP, FRAME_R(37), r37 - st.q SP, FRAME_R(38), r38 - st.q SP, FRAME_R(39), r39 - st.q SP, FRAME_R(40), r40 - st.q SP, FRAME_R(41), r41 - st.q SP, FRAME_R(42), r42 - st.q SP, FRAME_R(43), r43 - st.q SP, FRAME_R(44), r44 - st.q SP, FRAME_R(45), r45 - st.q SP, FRAME_R(46), r46 - st.q SP, FRAME_R(47), r47 - st.q SP, FRAME_R(48), r48 - st.q SP, FRAME_R(49), r49 - st.q SP, FRAME_R(50), r50 - st.q SP, FRAME_R(51), r51 - st.q SP, FRAME_R(52), r52 - st.q SP, FRAME_R(53), r53 - st.q SP, FRAME_R(54), r54 - st.q SP, FRAME_R(55), r55 - st.q SP, FRAME_R(56), r56 - st.q SP, FRAME_R(57), r57 - st.q SP, FRAME_R(58), r58 - st.q SP, FRAME_R(59), r59 - st.q SP, FRAME_R(60), r60 - st.q SP, FRAME_R(61), r61 - st.q SP, FRAME_R(62), r62 - - /* - * Save the S* registers. - */ - getcon SSR, r61 - st.q SP, FRAME_S(FSSR), r61 - getcon SPC, r62 - st.q SP, FRAME_S(FSPC), r62 - movi -1, r62 /* Reset syscall_nr */ - st.q SP, FRAME_S(FSYSCALL_ID), r62 - - /* Save the rest of the target registers */ - gettr tr1, r6 - st.q SP, FRAME_T(1), r6 - gettr tr2, r6 - st.q SP, FRAME_T(2), r6 - gettr tr3, r6 - st.q SP, FRAME_T(3), r6 - gettr tr4, r6 - st.q SP, FRAME_T(4), r6 - gettr tr5, r6 - st.q SP, FRAME_T(5), r6 - gettr tr6, r6 - st.q SP, FRAME_T(6), r6 - gettr tr7, r6 - st.q SP, FRAME_T(7), r6 - - ! setup FP so that unwinder can wind back through nested kernel mode - ! exceptions - add SP, ZERO, r14 - - /* For syscall and debug race condition, get TRA now */ - getcon TRA, r5 - - /* We are in a safe position to turn SR.BL off, but set IMASK=0xf - * Also set FD, to catch FPU usage in the kernel. - * - * benedict.gaster@superh.com 29/07/2002 - * - * On all SH5-101 revisions it is unsafe to raise the IMASK and at the - * same time change BL from 1->0, as any pending interrupt of a level - * higher than he previous value of IMASK will leak through and be - * taken unexpectedly. - * - * To avoid this we raise the IMASK and then issue another PUTCON to - * enable interrupts. - */ - getcon SR, r6 - movi SR_IMASK | SR_FD, r7 - or r6, r7, r6 - putcon r6, SR - movi SR_UNBLOCK_EXC, r7 - and r6, r7, r6 - putcon r6, SR - - - /* Now call the appropriate 3rd level handler */ - or r3, ZERO, LINK - movi trap_jtable, r3 - shlri r2, 3, r2 - ldx.l r2, r3, r3 - shlri r2, 2, r2 - ptabs r3, tr0 - or SP, ZERO, r3 - blink tr0, ZERO - -/* - * Second level handler for VBR-based exceptions. Post-handlers. - * - * Post-handlers for interrupts (ret_from_irq), exceptions - * (ret_from_exception) and common reentrance doors (restore_all - * to get back to the original context, ret_from_syscall loop to - * check kernel exiting). - * - * ret_with_reschedule and work_notifysig are an inner lables of - * the ret_from_syscall loop. - * - * In common to all stack-frame sensitive handlers. - * - * Inputs: - * (SP) struct pt_regs *, original register's frame pointer (basic) - * - */ - .global ret_from_irq -ret_from_irq: - ld.q SP, FRAME_S(FSSR), r6 - shlri r6, 30, r6 - andi r6, 1, r6 - pta resume_kernel, tr0 - bne r6, ZERO, tr0 /* no further checks */ - STI() - pta ret_with_reschedule, tr0 - blink tr0, ZERO /* Do not check softirqs */ - - .global ret_from_exception -ret_from_exception: - preempt_stop() - - ld.q SP, FRAME_S(FSSR), r6 - shlri r6, 30, r6 - andi r6, 1, r6 - pta resume_kernel, tr0 - bne r6, ZERO, tr0 /* no further checks */ - - /* Check softirqs */ - -#ifdef CONFIG_PREEMPT - pta ret_from_syscall, tr0 - blink tr0, ZERO - -resume_kernel: - CLI() - - pta restore_all, tr0 - - getcon KCR0, r6 - ld.l r6, TI_PRE_COUNT, r7 - beq/u r7, ZERO, tr0 - -need_resched: - ld.l r6, TI_FLAGS, r7 - movi (1 << TIF_NEED_RESCHED), r8 - and r8, r7, r8 - bne r8, ZERO, tr0 - - getcon SR, r7 - andi r7, 0xf0, r7 - bne r7, ZERO, tr0 - - movi preempt_schedule_irq, r7 - ori r7, 1, r7 - ptabs r7, tr1 - blink tr1, LINK - - pta need_resched, tr1 - blink tr1, ZERO -#endif - - .global ret_from_syscall -ret_from_syscall: - -ret_with_reschedule: - getcon KCR0, r6 ! r6 contains current_thread_info - ld.l r6, TI_FLAGS, r7 ! r7 contains current_thread_info->flags - - movi _TIF_NEED_RESCHED, r8 - and r8, r7, r8 - pta work_resched, tr0 - bne r8, ZERO, tr0 - - pta restore_all, tr1 - - movi (_TIF_SIGPENDING|_TIF_NOTIFY_RESUME), r8 - and r8, r7, r8 - pta work_notifysig, tr0 - bne r8, ZERO, tr0 - - blink tr1, ZERO - -work_resched: - pta ret_from_syscall, tr0 - gettr tr0, LINK - movi schedule, r6 - ptabs r6, tr0 - blink tr0, ZERO /* Call schedule(), return on top */ - -work_notifysig: - gettr tr1, LINK - - movi do_notify_resume, r6 - ptabs r6, tr0 - or SP, ZERO, r2 - or r7, ZERO, r3 - blink tr0, LINK /* Call do_notify_resume(regs, current_thread_info->flags), return here */ - -restore_all: - /* Do prefetches */ - - ld.q SP, FRAME_T(0), r6 - ld.q SP, FRAME_T(1), r7 - ld.q SP, FRAME_T(2), r8 - ld.q SP, FRAME_T(3), r9 - ptabs r6, tr0 - ptabs r7, tr1 - ptabs r8, tr2 - ptabs r9, tr3 - ld.q SP, FRAME_T(4), r6 - ld.q SP, FRAME_T(5), r7 - ld.q SP, FRAME_T(6), r8 - ld.q SP, FRAME_T(7), r9 - ptabs r6, tr4 - ptabs r7, tr5 - ptabs r8, tr6 - ptabs r9, tr7 - - ld.q SP, FRAME_R(0), r0 - ld.q SP, FRAME_R(1), r1 - ld.q SP, FRAME_R(2), r2 - ld.q SP, FRAME_R(3), r3 - ld.q SP, FRAME_R(4), r4 - ld.q SP, FRAME_R(5), r5 - ld.q SP, FRAME_R(6), r6 - ld.q SP, FRAME_R(7), r7 - ld.q SP, FRAME_R(8), r8 - ld.q SP, FRAME_R(9), r9 - ld.q SP, FRAME_R(10), r10 - ld.q SP, FRAME_R(11), r11 - ld.q SP, FRAME_R(12), r12 - ld.q SP, FRAME_R(13), r13 - ld.q SP, FRAME_R(14), r14 - - ld.q SP, FRAME_R(16), r16 - ld.q SP, FRAME_R(17), r17 - ld.q SP, FRAME_R(18), r18 - ld.q SP, FRAME_R(19), r19 - ld.q SP, FRAME_R(20), r20 - ld.q SP, FRAME_R(21), r21 - ld.q SP, FRAME_R(22), r22 - ld.q SP, FRAME_R(23), r23 - ld.q SP, FRAME_R(24), r24 - ld.q SP, FRAME_R(25), r25 - ld.q SP, FRAME_R(26), r26 - ld.q SP, FRAME_R(27), r27 - ld.q SP, FRAME_R(28), r28 - ld.q SP, FRAME_R(29), r29 - ld.q SP, FRAME_R(30), r30 - ld.q SP, FRAME_R(31), r31 - ld.q SP, FRAME_R(32), r32 - ld.q SP, FRAME_R(33), r33 - ld.q SP, FRAME_R(34), r34 - ld.q SP, FRAME_R(35), r35 - ld.q SP, FRAME_R(36), r36 - ld.q SP, FRAME_R(37), r37 - ld.q SP, FRAME_R(38), r38 - ld.q SP, FRAME_R(39), r39 - ld.q SP, FRAME_R(40), r40 - ld.q SP, FRAME_R(41), r41 - ld.q SP, FRAME_R(42), r42 - ld.q SP, FRAME_R(43), r43 - ld.q SP, FRAME_R(44), r44 - ld.q SP, FRAME_R(45), r45 - ld.q SP, FRAME_R(46), r46 - ld.q SP, FRAME_R(47), r47 - ld.q SP, FRAME_R(48), r48 - ld.q SP, FRAME_R(49), r49 - ld.q SP, FRAME_R(50), r50 - ld.q SP, FRAME_R(51), r51 - ld.q SP, FRAME_R(52), r52 - ld.q SP, FRAME_R(53), r53 - ld.q SP, FRAME_R(54), r54 - ld.q SP, FRAME_R(55), r55 - ld.q SP, FRAME_R(56), r56 - ld.q SP, FRAME_R(57), r57 - ld.q SP, FRAME_R(58), r58 - - getcon SR, r59 - movi SR_BLOCK_EXC, r60 - or r59, r60, r59 - putcon r59, SR /* SR.BL = 1, keep nesting out */ - ld.q SP, FRAME_S(FSSR), r61 - ld.q SP, FRAME_S(FSPC), r62 - movi SR_ASID_MASK, r60 - and r59, r60, r59 - andc r61, r60, r61 /* Clear out older ASID */ - or r59, r61, r61 /* Retain current ASID */ - putcon r61, SSR - putcon r62, SPC - - /* Ignore FSYSCALL_ID */ - - ld.q SP, FRAME_R(59), r59 - ld.q SP, FRAME_R(60), r60 - ld.q SP, FRAME_R(61), r61 - ld.q SP, FRAME_R(62), r62 - - /* Last touch */ - ld.q SP, FRAME_R(15), SP - rte - nop - -/* - * Third level handlers for VBR-based exceptions. Adapting args to - * and/or deflecting to fourth level handlers. - * - * Fourth level handlers interface. - * Most are C-coded handlers directly pointed by the trap_jtable. - * (Third = Fourth level) - * Inputs: - * (r2) fault/interrupt code, entry number (e.g. NMI = 14, - * IRL0-3 (0000) = 16, RTLBMISS = 2, SYSCALL = 11, etc ...) - * (r3) struct pt_regs *, original register's frame pointer - * (r4) Event (0 = interrupt, 1 = TLB miss fault, 2 = Not TLB miss fault) - * (r5) TRA control register (for syscall/debug benefit only) - * (LINK) return address - * (SP) = r3 - * - * Kernel TLB fault handlers will get a slightly different interface. - * (r2) struct pt_regs *, original register's frame pointer - * (r3) page fault error code (see asm/thread_info.h) - * (r4) Effective Address of fault - * (LINK) return address - * (SP) = r2 - * - * fpu_error_or_IRQ? is a helper to deflect to the right cause. - * - */ -#ifdef CONFIG_MMU -tlb_miss_load: - or SP, ZERO, r2 - or ZERO, ZERO, r3 /* Read */ - getcon TEA, r4 - pta call_do_page_fault, tr0 - beq ZERO, ZERO, tr0 - -tlb_miss_store: - or SP, ZERO, r2 - movi FAULT_CODE_WRITE, r3 /* Write */ - getcon TEA, r4 - pta call_do_page_fault, tr0 - beq ZERO, ZERO, tr0 - -itlb_miss_or_IRQ: - pta its_IRQ, tr0 - beqi/u r4, EVENT_INTERRUPT, tr0 - - /* ITLB miss */ - or SP, ZERO, r2 - movi FAULT_CODE_ITLB, r3 - getcon TEA, r4 - /* Fall through */ - -call_do_page_fault: - movi do_page_fault, r6 - ptabs r6, tr0 - blink tr0, ZERO -#endif /* CONFIG_MMU */ - -fpu_error_or_IRQA: - pta its_IRQ, tr0 - beqi/l r4, EVENT_INTERRUPT, tr0 -#ifdef CONFIG_SH_FPU - movi fpu_state_restore_trap_handler, r6 -#else - movi do_exception_error, r6 -#endif - ptabs r6, tr0 - blink tr0, ZERO - -fpu_error_or_IRQB: - pta its_IRQ, tr0 - beqi/l r4, EVENT_INTERRUPT, tr0 -#ifdef CONFIG_SH_FPU - movi fpu_state_restore_trap_handler, r6 -#else - movi do_exception_error, r6 -#endif - ptabs r6, tr0 - blink tr0, ZERO - -its_IRQ: - movi do_IRQ, r6 - ptabs r6, tr0 - blink tr0, ZERO - -/* - * system_call/unknown_trap third level handler: - * - * Inputs: - * (r2) fault/interrupt code, entry number (TRAP = 11) - * (r3) struct pt_regs *, original register's frame pointer - * (r4) Not used. Event (0=interrupt, 1=TLB miss fault, 2=Not TLB miss fault) - * (r5) TRA Control Reg (0x00xyzzzz: x=1 SYSCALL, y = #args, z=nr) - * (SP) = r3 - * (LINK) return address: ret_from_exception - * (*r3) Syscall parms: SC#, arg0, arg1, ..., arg5 in order (Saved r2/r7) - * - * Outputs: - * (*r3) Syscall reply (Saved r2) - * (LINK) In case of syscall only it can be scrapped. - * Common second level post handler will be ret_from_syscall. - * Common (non-trace) exit point to that is syscall_ret (saving - * result to r2). Common bad exit point is syscall_bad (returning - * ENOSYS then saved to r2). - * - */ - -unknown_trap: - /* Unknown Trap or User Trace */ - movi do_unknown_trapa, r6 - ptabs r6, tr0 - ld.q r3, FRAME_R(9), r2 /* r2 = #arg << 16 | syscall # */ - andi r2, 0x1ff, r2 /* r2 = syscall # */ - blink tr0, LINK - - pta syscall_ret, tr0 - blink tr0, ZERO - - /* New syscall implementation*/ -system_call: - pta unknown_trap, tr0 - or r5, ZERO, r4 /* TRA (=r5) -> r4 */ - shlri r4, 20, r4 - bnei r4, 1, tr0 /* unknown_trap if not 0x1yzzzz */ - - /* It's a system call */ - st.q r3, FRAME_S(FSYSCALL_ID), r5 /* ID (0x1yzzzz) -> stack */ - andi r5, 0x1ff, r5 /* syscall # -> r5 */ - - STI() - - pta syscall_allowed, tr0 - movi NR_syscalls - 1, r4 /* Last valid */ - bgeu/l r4, r5, tr0 - -syscall_bad: - /* Return ENOSYS ! */ - movi -(ENOSYS), r2 /* Fall-through */ - - .global syscall_ret -syscall_ret: - st.q SP, FRAME_R(9), r2 /* Expecting SP back to BASIC frame */ - ld.q SP, FRAME_S(FSPC), r2 - addi r2, 4, r2 /* Move PC, being pre-execution event */ - st.q SP, FRAME_S(FSPC), r2 - pta ret_from_syscall, tr0 - blink tr0, ZERO - - -/* A different return path for ret_from_fork, because we now need - * to call schedule_tail with the later kernels. Because prev is - * loaded into r2 by switch_to() means we can just call it straight away - */ - -.global ret_from_fork -ret_from_fork: - - movi schedule_tail,r5 - ori r5, 1, r5 - ptabs r5, tr0 - blink tr0, LINK - - ld.q SP, FRAME_S(FSPC), r2 - addi r2, 4, r2 /* Move PC, being pre-execution event */ - st.q SP, FRAME_S(FSPC), r2 - pta ret_from_syscall, tr0 - blink tr0, ZERO - -.global ret_from_kernel_thread -ret_from_kernel_thread: - - movi schedule_tail,r5 - ori r5, 1, r5 - ptabs r5, tr0 - blink tr0, LINK - - ld.q SP, FRAME_R(2), r2 - ld.q SP, FRAME_R(3), r3 - ptabs r3, tr0 - blink tr0, LINK - - ld.q SP, FRAME_S(FSPC), r2 - addi r2, 4, r2 /* Move PC, being pre-execution event */ - st.q SP, FRAME_S(FSPC), r2 - pta ret_from_syscall, tr0 - blink tr0, ZERO - -syscall_allowed: - /* Use LINK to deflect the exit point, default is syscall_ret */ - pta syscall_ret, tr0 - gettr tr0, LINK - pta syscall_notrace, tr0 - - getcon KCR0, r2 - ld.l r2, TI_FLAGS, r4 - movi _TIF_WORK_SYSCALL_MASK, r6 - and r6, r4, r6 - beq/l r6, ZERO, tr0 - - /* Trace it by calling syscall_trace before and after */ - movi do_syscall_trace_enter, r4 - or SP, ZERO, r2 - ptabs r4, tr0 - blink tr0, LINK - - /* Save the retval */ - st.q SP, FRAME_R(2), r2 - - /* Reload syscall number as r5 is trashed by do_syscall_trace_enter */ - ld.q SP, FRAME_S(FSYSCALL_ID), r5 - andi r5, 0x1ff, r5 - - pta syscall_ret_trace, tr0 - gettr tr0, LINK - -syscall_notrace: - /* Now point to the appropriate 4th level syscall handler */ - movi sys_call_table, r4 - shlli r5, 2, r5 - ldx.l r4, r5, r5 - ptabs r5, tr0 - - /* Prepare original args */ - ld.q SP, FRAME_R(2), r2 - ld.q SP, FRAME_R(3), r3 - ld.q SP, FRAME_R(4), r4 - ld.q SP, FRAME_R(5), r5 - ld.q SP, FRAME_R(6), r6 - ld.q SP, FRAME_R(7), r7 - - /* And now the trick for those syscalls requiring regs * ! */ - or SP, ZERO, r8 - - /* Call it */ - blink tr0, ZERO /* LINK is already properly set */ - -syscall_ret_trace: - /* We get back here only if under trace */ - st.q SP, FRAME_R(9), r2 /* Save return value */ - - movi do_syscall_trace_leave, LINK - or SP, ZERO, r2 - ptabs LINK, tr0 - blink tr0, LINK - - /* This needs to be done after any syscall tracing */ - ld.q SP, FRAME_S(FSPC), r2 - addi r2, 4, r2 /* Move PC, being pre-execution event */ - st.q SP, FRAME_S(FSPC), r2 - - pta ret_from_syscall, tr0 - blink tr0, ZERO /* Resume normal return sequence */ - -/* - * --- Switch to running under a particular ASID and return the previous ASID value - * --- The caller is assumed to have done a cli before calling this. - * - * Input r2 : new ASID - * Output r2 : old ASID - */ - - .global switch_and_save_asid -switch_and_save_asid: - getcon sr, r0 - movi 255, r4 - shlli r4, 16, r4 /* r4 = mask to select ASID */ - and r0, r4, r3 /* r3 = shifted old ASID */ - andi r2, 255, r2 /* mask down new ASID */ - shlli r2, 16, r2 /* align new ASID against SR.ASID */ - andc r0, r4, r0 /* efface old ASID from SR */ - or r0, r2, r0 /* insert the new ASID */ - putcon r0, ssr - movi 1f, r0 - putcon r0, spc - rte - nop -1: - ptabs LINK, tr0 - shlri r3, 16, r2 /* r2 = old ASID */ - blink tr0, r63 - - .global route_to_panic_handler -route_to_panic_handler: - /* Switch to real mode, goto panic_handler, don't return. Useful for - last-chance debugging, e.g. if no output wants to go to the console. - */ - - movi panic_handler - CONFIG_PAGE_OFFSET, r1 - ptabs r1, tr0 - pta 1f, tr1 - gettr tr1, r0 - putcon r0, spc - getcon sr, r0 - movi 1, r1 - shlli r1, 31, r1 - andc r0, r1, r0 - putcon r0, ssr - rte - nop -1: /* Now in real mode */ - blink tr0, r63 - nop - - .global peek_real_address_q -peek_real_address_q: - /* Two args: - r2 : real mode address to peek - r2(out) : result quadword - - This is provided as a cheapskate way of manipulating device - registers for debugging (to avoid the need to ioremap the debug - module, and to avoid the need to ioremap the watchpoint - controller in a way that identity maps sufficient bits to avoid the - SH5-101 cut2 silicon defect). - - This code is not performance critical - */ - - add.l r2, r63, r2 /* sign extend address */ - getcon sr, r0 /* r0 = saved original SR */ - movi 1, r1 - shlli r1, 28, r1 - or r0, r1, r1 /* r0 with block bit set */ - putcon r1, sr /* now in critical section */ - movi 1, r36 - shlli r36, 31, r36 - andc r1, r36, r1 /* turn sr.mmu off in real mode section */ - - putcon r1, ssr - movi .peek0 - CONFIG_PAGE_OFFSET, r36 /* real mode target address */ - movi 1f, r37 /* virtual mode return addr */ - putcon r36, spc - - synco - rte - nop - -.peek0: /* come here in real mode, don't touch caches!! - still in critical section (sr.bl==1) */ - putcon r0, ssr - putcon r37, spc - /* Here's the actual peek. If the address is bad, all bets are now off - * what will happen (handlers invoked in real-mode = bad news) */ - ld.q r2, 0, r2 - synco - rte /* Back to virtual mode */ - nop - -1: - ptabs LINK, tr0 - blink tr0, r63 - - .global poke_real_address_q -poke_real_address_q: - /* Two args: - r2 : real mode address to poke - r3 : quadword value to write. - - This is provided as a cheapskate way of manipulating device - registers for debugging (to avoid the need to ioremap the debug - module, and to avoid the need to ioremap the watchpoint - controller in a way that identity maps sufficient bits to avoid the - SH5-101 cut2 silicon defect). - - This code is not performance critical - */ - - add.l r2, r63, r2 /* sign extend address */ - getcon sr, r0 /* r0 = saved original SR */ - movi 1, r1 - shlli r1, 28, r1 - or r0, r1, r1 /* r0 with block bit set */ - putcon r1, sr /* now in critical section */ - movi 1, r36 - shlli r36, 31, r36 - andc r1, r36, r1 /* turn sr.mmu off in real mode section */ - - putcon r1, ssr - movi .poke0-CONFIG_PAGE_OFFSET, r36 /* real mode target address */ - movi 1f, r37 /* virtual mode return addr */ - putcon r36, spc - - synco - rte - nop - -.poke0: /* come here in real mode, don't touch caches!! - still in critical section (sr.bl==1) */ - putcon r0, ssr - putcon r37, spc - /* Here's the actual poke. If the address is bad, all bets are now off - * what will happen (handlers invoked in real-mode = bad news) */ - st.q r2, 0, r3 - synco - rte /* Back to virtual mode */ - nop - -1: - ptabs LINK, tr0 - blink tr0, r63 - -#ifdef CONFIG_MMU -/* - * --- User Access Handling Section - */ - -/* - * User Access support. It all moved to non inlined Assembler - * functions in here. - * - * __kernel_size_t __copy_user(void *__to, const void *__from, - * __kernel_size_t __n) - * - * Inputs: - * (r2) target address - * (r3) source address - * (r4) size in bytes - * - * Ouputs: - * (*r2) target data - * (r2) non-copied bytes - * - * If a fault occurs on the user pointer, bail out early and return the - * number of bytes not copied in r2. - * Strategy : for large blocks, call a real memcpy function which can - * move >1 byte at a time using unaligned ld/st instructions, and can - * manipulate the cache using prefetch + alloco to improve the speed - * further. If a fault occurs in that function, just revert to the - * byte-by-byte approach used for small blocks; this is rare so the - * performance hit for that case does not matter. - * - * For small blocks it's not worth the overhead of setting up and calling - * the memcpy routine; do the copy a byte at a time. - * - */ - .global __copy_user -__copy_user: - pta __copy_user_byte_by_byte, tr1 - movi 16, r0 ! this value is a best guess, should tune it by benchmarking - bge/u r0, r4, tr1 - pta copy_user_memcpy, tr0 - addi SP, -32, SP - /* Save arguments in case we have to fix-up unhandled page fault */ - st.q SP, 0, r2 - st.q SP, 8, r3 - st.q SP, 16, r4 - st.q SP, 24, r35 ! r35 is callee-save - /* Save LINK in a register to reduce RTS time later (otherwise - ld SP,*,LINK;ptabs LINK;trn;blink trn,r63 becomes a critical path) */ - ori LINK, 0, r35 - blink tr0, LINK - - /* Copy completed normally if we get back here */ - ptabs r35, tr0 - ld.q SP, 24, r35 - /* don't restore r2-r4, pointless */ - /* set result=r2 to zero as the copy must have succeeded. */ - or r63, r63, r2 - addi SP, 32, SP - blink tr0, r63 ! RTS - - .global __copy_user_fixup -__copy_user_fixup: - /* Restore stack frame */ - ori r35, 0, LINK - ld.q SP, 24, r35 - ld.q SP, 16, r4 - ld.q SP, 8, r3 - ld.q SP, 0, r2 - addi SP, 32, SP - /* Fall through to original code, in the 'same' state we entered with */ - -/* The slow byte-by-byte method is used if the fast copy traps due to a bad - user address. In that rare case, the speed drop can be tolerated. */ -__copy_user_byte_by_byte: - pta ___copy_user_exit, tr1 - pta ___copy_user1, tr0 - beq/u r4, r63, tr1 /* early exit for zero length copy */ - sub r2, r3, r0 - addi r0, -1, r0 - -___copy_user1: - ld.b r3, 0, r5 /* Fault address 1 */ - - /* Could rewrite this to use just 1 add, but the second comes 'free' - due to load latency */ - addi r3, 1, r3 - addi r4, -1, r4 /* No real fixup required */ -___copy_user2: - stx.b r3, r0, r5 /* Fault address 2 */ - bne r4, ZERO, tr0 - -___copy_user_exit: - or r4, ZERO, r2 - ptabs LINK, tr0 - blink tr0, ZERO - -/* - * __kernel_size_t __clear_user(void *addr, __kernel_size_t size) - * - * Inputs: - * (r2) target address - * (r3) size in bytes - * - * Ouputs: - * (*r2) zero-ed target data - * (r2) non-zero-ed bytes - */ - .global __clear_user -__clear_user: - pta ___clear_user_exit, tr1 - pta ___clear_user1, tr0 - beq/u r3, r63, tr1 - -___clear_user1: - st.b r2, 0, ZERO /* Fault address */ - addi r2, 1, r2 - addi r3, -1, r3 /* No real fixup required */ - bne r3, ZERO, tr0 - -___clear_user_exit: - or r3, ZERO, r2 - ptabs LINK, tr0 - blink tr0, ZERO - -#endif /* CONFIG_MMU */ - -/* - * extern long __get_user_asm_?(void *val, long addr) - * - * Inputs: - * (r2) dest address - * (r3) source address (in User Space) - * - * Ouputs: - * (r2) -EFAULT (faulting) - * 0 (not faulting) - */ - .global __get_user_asm_b -__get_user_asm_b: - or r2, ZERO, r4 - movi -(EFAULT), r2 /* r2 = reply, no real fixup */ - -___get_user_asm_b1: - ld.b r3, 0, r5 /* r5 = data */ - st.b r4, 0, r5 - or ZERO, ZERO, r2 - -___get_user_asm_b_exit: - ptabs LINK, tr0 - blink tr0, ZERO - - - .global __get_user_asm_w -__get_user_asm_w: - or r2, ZERO, r4 - movi -(EFAULT), r2 /* r2 = reply, no real fixup */ - -___get_user_asm_w1: - ld.w r3, 0, r5 /* r5 = data */ - st.w r4, 0, r5 - or ZERO, ZERO, r2 - -___get_user_asm_w_exit: - ptabs LINK, tr0 - blink tr0, ZERO - - - .global __get_user_asm_l -__get_user_asm_l: - or r2, ZERO, r4 - movi -(EFAULT), r2 /* r2 = reply, no real fixup */ - -___get_user_asm_l1: - ld.l r3, 0, r5 /* r5 = data */ - st.l r4, 0, r5 - or ZERO, ZERO, r2 - -___get_user_asm_l_exit: - ptabs LINK, tr0 - blink tr0, ZERO - - - .global __get_user_asm_q -__get_user_asm_q: - or r2, ZERO, r4 - movi -(EFAULT), r2 /* r2 = reply, no real fixup */ - -___get_user_asm_q1: - ld.q r3, 0, r5 /* r5 = data */ - st.q r4, 0, r5 - or ZERO, ZERO, r2 - -___get_user_asm_q_exit: - ptabs LINK, tr0 - blink tr0, ZERO - -/* - * extern long __put_user_asm_?(void *pval, long addr) - * - * Inputs: - * (r2) kernel pointer to value - * (r3) dest address (in User Space) - * - * Ouputs: - * (r2) -EFAULT (faulting) - * 0 (not faulting) - */ - .global __put_user_asm_b -__put_user_asm_b: - ld.b r2, 0, r4 /* r4 = data */ - movi -(EFAULT), r2 /* r2 = reply, no real fixup */ - -___put_user_asm_b1: - st.b r3, 0, r4 - or ZERO, ZERO, r2 - -___put_user_asm_b_exit: - ptabs LINK, tr0 - blink tr0, ZERO - - - .global __put_user_asm_w -__put_user_asm_w: - ld.w r2, 0, r4 /* r4 = data */ - movi -(EFAULT), r2 /* r2 = reply, no real fixup */ - -___put_user_asm_w1: - st.w r3, 0, r4 - or ZERO, ZERO, r2 - -___put_user_asm_w_exit: - ptabs LINK, tr0 - blink tr0, ZERO - - - .global __put_user_asm_l -__put_user_asm_l: - ld.l r2, 0, r4 /* r4 = data */ - movi -(EFAULT), r2 /* r2 = reply, no real fixup */ - -___put_user_asm_l1: - st.l r3, 0, r4 - or ZERO, ZERO, r2 - -___put_user_asm_l_exit: - ptabs LINK, tr0 - blink tr0, ZERO - - - .global __put_user_asm_q -__put_user_asm_q: - ld.q r2, 0, r4 /* r4 = data */ - movi -(EFAULT), r2 /* r2 = reply, no real fixup */ - -___put_user_asm_q1: - st.q r3, 0, r4 - or ZERO, ZERO, r2 - -___put_user_asm_q_exit: - ptabs LINK, tr0 - blink tr0, ZERO - -panic_stash_regs: - /* The idea is : when we get an unhandled panic, we dump the registers - to a known memory location, the just sit in a tight loop. - This allows the human to look at the memory region through the GDB - session (assuming the debug module's SHwy initiator isn't locked up - or anything), to hopefully analyze the cause of the panic. */ - - /* On entry, former r15 (SP) is in DCR - former r0 is at resvec_saved_area + 0 - former r1 is at resvec_saved_area + 8 - former tr0 is at resvec_saved_area + 32 - DCR is the only register whose value is lost altogether. - */ - - movi 0xffffffff80000000, r0 ! phy of dump area - ld.q SP, 0x000, r1 ! former r0 - st.q r0, 0x000, r1 - ld.q SP, 0x008, r1 ! former r1 - st.q r0, 0x008, r1 - st.q r0, 0x010, r2 - st.q r0, 0x018, r3 - st.q r0, 0x020, r4 - st.q r0, 0x028, r5 - st.q r0, 0x030, r6 - st.q r0, 0x038, r7 - st.q r0, 0x040, r8 - st.q r0, 0x048, r9 - st.q r0, 0x050, r10 - st.q r0, 0x058, r11 - st.q r0, 0x060, r12 - st.q r0, 0x068, r13 - st.q r0, 0x070, r14 - getcon dcr, r14 - st.q r0, 0x078, r14 - st.q r0, 0x080, r16 - st.q r0, 0x088, r17 - st.q r0, 0x090, r18 - st.q r0, 0x098, r19 - st.q r0, 0x0a0, r20 - st.q r0, 0x0a8, r21 - st.q r0, 0x0b0, r22 - st.q r0, 0x0b8, r23 - st.q r0, 0x0c0, r24 - st.q r0, 0x0c8, r25 - st.q r0, 0x0d0, r26 - st.q r0, 0x0d8, r27 - st.q r0, 0x0e0, r28 - st.q r0, 0x0e8, r29 - st.q r0, 0x0f0, r30 - st.q r0, 0x0f8, r31 - st.q r0, 0x100, r32 - st.q r0, 0x108, r33 - st.q r0, 0x110, r34 - st.q r0, 0x118, r35 - st.q r0, 0x120, r36 - st.q r0, 0x128, r37 - st.q r0, 0x130, r38 - st.q r0, 0x138, r39 - st.q r0, 0x140, r40 - st.q r0, 0x148, r41 - st.q r0, 0x150, r42 - st.q r0, 0x158, r43 - st.q r0, 0x160, r44 - st.q r0, 0x168, r45 - st.q r0, 0x170, r46 - st.q r0, 0x178, r47 - st.q r0, 0x180, r48 - st.q r0, 0x188, r49 - st.q r0, 0x190, r50 - st.q r0, 0x198, r51 - st.q r0, 0x1a0, r52 - st.q r0, 0x1a8, r53 - st.q r0, 0x1b0, r54 - st.q r0, 0x1b8, r55 - st.q r0, 0x1c0, r56 - st.q r0, 0x1c8, r57 - st.q r0, 0x1d0, r58 - st.q r0, 0x1d8, r59 - st.q r0, 0x1e0, r60 - st.q r0, 0x1e8, r61 - st.q r0, 0x1f0, r62 - st.q r0, 0x1f8, r63 ! bogus, but for consistency's sake... - - ld.q SP, 0x020, r1 ! former tr0 - st.q r0, 0x200, r1 - gettr tr1, r1 - st.q r0, 0x208, r1 - gettr tr2, r1 - st.q r0, 0x210, r1 - gettr tr3, r1 - st.q r0, 0x218, r1 - gettr tr4, r1 - st.q r0, 0x220, r1 - gettr tr5, r1 - st.q r0, 0x228, r1 - gettr tr6, r1 - st.q r0, 0x230, r1 - gettr tr7, r1 - st.q r0, 0x238, r1 - - getcon sr, r1 - getcon ssr, r2 - getcon pssr, r3 - getcon spc, r4 - getcon pspc, r5 - getcon intevt, r6 - getcon expevt, r7 - getcon pexpevt, r8 - getcon tra, r9 - getcon tea, r10 - getcon kcr0, r11 - getcon kcr1, r12 - getcon vbr, r13 - getcon resvec, r14 - - st.q r0, 0x240, r1 - st.q r0, 0x248, r2 - st.q r0, 0x250, r3 - st.q r0, 0x258, r4 - st.q r0, 0x260, r5 - st.q r0, 0x268, r6 - st.q r0, 0x270, r7 - st.q r0, 0x278, r8 - st.q r0, 0x280, r9 - st.q r0, 0x288, r10 - st.q r0, 0x290, r11 - st.q r0, 0x298, r12 - st.q r0, 0x2a0, r13 - st.q r0, 0x2a8, r14 - - getcon SPC,r2 - getcon SSR,r3 - getcon EXPEVT,r4 - /* Prepare to jump to C - physical address */ - movi panic_handler-CONFIG_PAGE_OFFSET, r1 - ori r1, 1, r1 - ptabs r1, tr0 - getcon DCR, SP - blink tr0, ZERO - nop - nop - nop - nop - - - - -/* - * --- Signal Handling Section - */ - -/* - * extern long long _sa_default_rt_restorer - * extern long long _sa_default_restorer - * - * or, better, - * - * extern void _sa_default_rt_restorer(void) - * extern void _sa_default_restorer(void) - * - * Code prototypes to do a sys_rt_sigreturn() or sys_sysreturn() - * from user space. Copied into user space by signal management. - * Both must be quad aligned and 2 quad long (4 instructions). - * - */ - .balign 8 - .global sa_default_rt_restorer -sa_default_rt_restorer: - movi 0x10, r9 - shori __NR_rt_sigreturn, r9 - trapa r9 - nop - - .balign 8 - .global sa_default_restorer -sa_default_restorer: - movi 0x10, r9 - shori __NR_sigreturn, r9 - trapa r9 - nop - -/* - * --- __ex_table Section - */ - -/* - * User Access Exception Table. - */ - .section __ex_table, "a" - - .global asm_uaccess_start /* Just a marker */ -asm_uaccess_start: - -#ifdef CONFIG_MMU - .long ___copy_user1, ___copy_user_exit - .long ___copy_user2, ___copy_user_exit - .long ___clear_user1, ___clear_user_exit -#endif - .long ___get_user_asm_b1, ___get_user_asm_b_exit - .long ___get_user_asm_w1, ___get_user_asm_w_exit - .long ___get_user_asm_l1, ___get_user_asm_l_exit - .long ___get_user_asm_q1, ___get_user_asm_q_exit - .long ___put_user_asm_b1, ___put_user_asm_b_exit - .long ___put_user_asm_w1, ___put_user_asm_w_exit - .long ___put_user_asm_l1, ___put_user_asm_l_exit - .long ___put_user_asm_q1, ___put_user_asm_q_exit - - .global asm_uaccess_end /* Just a marker */ -asm_uaccess_end: - - - - -/* - * --- .init.text Section - */ - - __INIT - -/* - * void trap_init (void) - * - */ - .global trap_init -trap_init: - addi SP, -24, SP /* Room to save r28/r29/r30 */ - st.q SP, 0, r28 - st.q SP, 8, r29 - st.q SP, 16, r30 - - /* Set VBR and RESVEC */ - movi LVBR_block, r19 - andi r19, -4, r19 /* reset MMUOFF + reserved */ - /* For RESVEC exceptions we force the MMU off, which means we need the - physical address. */ - movi LRESVEC_block-CONFIG_PAGE_OFFSET, r20 - andi r20, -4, r20 /* reset reserved */ - ori r20, 1, r20 /* set MMUOFF */ - putcon r19, VBR - putcon r20, RESVEC - - /* Sanity check */ - movi LVBR_block_end, r21 - andi r21, -4, r21 - movi BLOCK_SIZE, r29 /* r29 = expected size */ - or r19, ZERO, r30 - add r19, r29, r19 - - /* - * Ugly, but better loop forever now than crash afterwards. - * We should print a message, but if we touch LVBR or - * LRESVEC blocks we should not be surprised if we get stuck - * in trap_init(). - */ - pta trap_init_loop, tr1 - gettr tr1, r28 /* r28 = trap_init_loop */ - sub r21, r30, r30 /* r30 = actual size */ - - /* - * VBR/RESVEC handlers overlap by being bigger than - * allowed. Very bad. Just loop forever. - * (r28) panic/loop address - * (r29) expected size - * (r30) actual size - */ -trap_init_loop: - bne r19, r21, tr1 - - /* Now that exception vectors are set up reset SR.BL */ - getcon SR, r22 - movi SR_UNBLOCK_EXC, r23 - and r22, r23, r22 - putcon r22, SR - - addi SP, 24, SP - ptabs LINK, tr0 - blink tr0, ZERO - diff --git a/arch/sh/kernel/cpu/sh5/fpu.c b/arch/sh/kernel/cpu/sh5/fpu.c deleted file mode 100644 index 9f8713aa7184..000000000000 --- a/arch/sh/kernel/cpu/sh5/fpu.c +++ /dev/null @@ -1,111 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh5/fpu.c - * - * Copyright (C) 2001 Manuela Cirronis, Paolo Alberelli - * Copyright (C) 2002 STMicroelectronics Limited - * Author : Stuart Menefy - * - * Started from SH4 version: - * Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/sched.h> -#include <linux/signal.h> -#include <asm/processor.h> - -void save_fpu(struct task_struct *tsk) -{ - asm volatile("fst.p %0, (0*8), fp0\n\t" - "fst.p %0, (1*8), fp2\n\t" - "fst.p %0, (2*8), fp4\n\t" - "fst.p %0, (3*8), fp6\n\t" - "fst.p %0, (4*8), fp8\n\t" - "fst.p %0, (5*8), fp10\n\t" - "fst.p %0, (6*8), fp12\n\t" - "fst.p %0, (7*8), fp14\n\t" - "fst.p %0, (8*8), fp16\n\t" - "fst.p %0, (9*8), fp18\n\t" - "fst.p %0, (10*8), fp20\n\t" - "fst.p %0, (11*8), fp22\n\t" - "fst.p %0, (12*8), fp24\n\t" - "fst.p %0, (13*8), fp26\n\t" - "fst.p %0, (14*8), fp28\n\t" - "fst.p %0, (15*8), fp30\n\t" - "fst.p %0, (16*8), fp32\n\t" - "fst.p %0, (17*8), fp34\n\t" - "fst.p %0, (18*8), fp36\n\t" - "fst.p %0, (19*8), fp38\n\t" - "fst.p %0, (20*8), fp40\n\t" - "fst.p %0, (21*8), fp42\n\t" - "fst.p %0, (22*8), fp44\n\t" - "fst.p %0, (23*8), fp46\n\t" - "fst.p %0, (24*8), fp48\n\t" - "fst.p %0, (25*8), fp50\n\t" - "fst.p %0, (26*8), fp52\n\t" - "fst.p %0, (27*8), fp54\n\t" - "fst.p %0, (28*8), fp56\n\t" - "fst.p %0, (29*8), fp58\n\t" - "fst.p %0, (30*8), fp60\n\t" - "fst.p %0, (31*8), fp62\n\t" - - "fgetscr fr63\n\t" - "fst.s %0, (32*8), fr63\n\t" - : /* no output */ - : "r" (&tsk->thread.xstate->hardfpu) - : "memory"); -} - -void restore_fpu(struct task_struct *tsk) -{ - asm volatile("fld.p %0, (0*8), fp0\n\t" - "fld.p %0, (1*8), fp2\n\t" - "fld.p %0, (2*8), fp4\n\t" - "fld.p %0, (3*8), fp6\n\t" - "fld.p %0, (4*8), fp8\n\t" - "fld.p %0, (5*8), fp10\n\t" - "fld.p %0, (6*8), fp12\n\t" - "fld.p %0, (7*8), fp14\n\t" - "fld.p %0, (8*8), fp16\n\t" - "fld.p %0, (9*8), fp18\n\t" - "fld.p %0, (10*8), fp20\n\t" - "fld.p %0, (11*8), fp22\n\t" - "fld.p %0, (12*8), fp24\n\t" - "fld.p %0, (13*8), fp26\n\t" - "fld.p %0, (14*8), fp28\n\t" - "fld.p %0, (15*8), fp30\n\t" - "fld.p %0, (16*8), fp32\n\t" - "fld.p %0, (17*8), fp34\n\t" - "fld.p %0, (18*8), fp36\n\t" - "fld.p %0, (19*8), fp38\n\t" - "fld.p %0, (20*8), fp40\n\t" - "fld.p %0, (21*8), fp42\n\t" - "fld.p %0, (22*8), fp44\n\t" - "fld.p %0, (23*8), fp46\n\t" - "fld.p %0, (24*8), fp48\n\t" - "fld.p %0, (25*8), fp50\n\t" - "fld.p %0, (26*8), fp52\n\t" - "fld.p %0, (27*8), fp54\n\t" - "fld.p %0, (28*8), fp56\n\t" - "fld.p %0, (29*8), fp58\n\t" - "fld.p %0, (30*8), fp60\n\t" - - "fld.s %0, (32*8), fr63\n\t" - "fputscr fr63\n\t" - - "fld.p %0, (31*8), fp62\n\t" - : /* no output */ - : "r" (&tsk->thread.xstate->hardfpu) - : "memory"); -} - -asmlinkage void do_fpu_error(unsigned long ex, struct pt_regs *regs) -{ - struct task_struct *tsk = current; - - regs->pc += 4; - - force_sig(SIGFPE, tsk); -} diff --git a/arch/sh/kernel/cpu/sh5/probe.c b/arch/sh/kernel/cpu/sh5/probe.c deleted file mode 100644 index 9e882409e4e9..000000000000 --- a/arch/sh/kernel/cpu/sh5/probe.c +++ /dev/null @@ -1,75 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh5/probe.c - * - * CPU Subtype Probing for SH-5. - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/io.h> -#include <linux/string.h> -#include <asm/processor.h> -#include <asm/cache.h> -#include <asm/tlb.h> - -void __cpuinit cpu_probe(void) -{ - unsigned long long cir; - - /* - * Do peeks in real mode to avoid having to set up a mapping for - * the WPC registers. On SH5-101 cut2, such a mapping would be - * exposed to an address translation erratum which would make it - * hard to set up correctly. - */ - cir = peek_real_address_q(0x0d000008); - if ((cir & 0xffff) == 0x5103) - boot_cpu_data.type = CPU_SH5_103; - else if (((cir >> 32) & 0xffff) == 0x51e2) - /* CPU.VCR aliased at CIR address on SH5-101 */ - boot_cpu_data.type = CPU_SH5_101; - - boot_cpu_data.family = CPU_FAMILY_SH5; - - /* - * First, setup some sane values for the I-cache. - */ - boot_cpu_data.icache.ways = 4; - boot_cpu_data.icache.sets = 256; - boot_cpu_data.icache.linesz = L1_CACHE_BYTES; - boot_cpu_data.icache.way_incr = (1 << 13); - boot_cpu_data.icache.entry_shift = 5; - boot_cpu_data.icache.way_size = boot_cpu_data.icache.sets * - boot_cpu_data.icache.linesz; - boot_cpu_data.icache.entry_mask = 0x1fe0; - boot_cpu_data.icache.flags = 0; - - /* - * Next, setup some sane values for the D-cache. - * - * On the SH5, these are pretty consistent with the I-cache settings, - * so we just copy over the existing definitions.. these can be fixed - * up later, especially if we add runtime CPU probing. - * - * Though in the meantime it saves us from having to duplicate all of - * the above definitions.. - */ - boot_cpu_data.dcache = boot_cpu_data.icache; - - /* - * Setup any cache-related flags here - */ -#if defined(CONFIG_CACHE_WRITETHROUGH) - set_bit(SH_CACHE_MODE_WT, &(boot_cpu_data.dcache.flags)); -#elif defined(CONFIG_CACHE_WRITEBACK) - set_bit(SH_CACHE_MODE_WB, &(boot_cpu_data.dcache.flags)); -#endif - - /* Setup some I/D TLB defaults */ - sh64_tlb_init(); -} diff --git a/arch/sh/kernel/cpu/sh5/setup-sh5.c b/arch/sh/kernel/cpu/sh5/setup-sh5.c deleted file mode 100644 index 18419f1de963..000000000000 --- a/arch/sh/kernel/cpu/sh5/setup-sh5.c +++ /dev/null @@ -1,184 +0,0 @@ -/* - * SH5-101/SH5-103 CPU Setup - * - * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/platform_device.h> -#include <linux/init.h> -#include <linux/serial.h> -#include <linux/serial_sci.h> -#include <linux/io.h> -#include <linux/mm.h> -#include <linux/sh_timer.h> -#include <asm/addrspace.h> - -static struct plat_sci_port scif0_platform_data = { - .mapbase = PHYS_PERIPHERAL_BLOCK + 0x01030000, - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, - .scscr = SCSCR_RE | SCSCR_TE | SCSCR_REIE, - .scbrr_algo_id = SCBRR_ALGO_2, - .type = PORT_SCIF, - .irqs = { 39, 40, 42, 0 }, -}; - -static struct platform_device scif0_device = { - .name = "sh-sci", - .id = 0, - .dev = { - .platform_data = &scif0_platform_data, - }, -}; - -static struct resource rtc_resources[] = { - [0] = { - .start = PHYS_PERIPHERAL_BLOCK + 0x01040000, - .end = PHYS_PERIPHERAL_BLOCK + 0x01040000 + 0x58 - 1, - .flags = IORESOURCE_IO, - }, - [1] = { - /* Period IRQ */ - .start = IRQ_PRI, - .flags = IORESOURCE_IRQ, - }, - [2] = { - /* Carry IRQ */ - .start = IRQ_CUI, - .flags = IORESOURCE_IRQ, - }, - [3] = { - /* Alarm IRQ */ - .start = IRQ_ATI, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device rtc_device = { - .name = "sh-rtc", - .id = -1, - .num_resources = ARRAY_SIZE(rtc_resources), - .resource = rtc_resources, -}; - -#define TMU_BLOCK_OFF 0x01020000 -#define TMU_BASE PHYS_PERIPHERAL_BLOCK + TMU_BLOCK_OFF -#define TMU0_BASE (TMU_BASE + 0x8 + (0xc * 0x0)) -#define TMU1_BASE (TMU_BASE + 0x8 + (0xc * 0x1)) -#define TMU2_BASE (TMU_BASE + 0x8 + (0xc * 0x2)) - -static struct sh_timer_config tmu0_platform_data = { - .channel_offset = 0x04, - .timer_bit = 0, - .clockevent_rating = 200, -}; - -static struct resource tmu0_resources[] = { - [0] = { - .start = TMU0_BASE, - .end = TMU0_BASE + 0xc - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_TUNI0, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu0_device = { - .name = "sh_tmu", - .id = 0, - .dev = { - .platform_data = &tmu0_platform_data, - }, - .resource = tmu0_resources, - .num_resources = ARRAY_SIZE(tmu0_resources), -}; - -static struct sh_timer_config tmu1_platform_data = { - .channel_offset = 0x10, - .timer_bit = 1, - .clocksource_rating = 200, -}; - -static struct resource tmu1_resources[] = { - [0] = { - .start = TMU1_BASE, - .end = TMU1_BASE + 0xc - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_TUNI1, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu1_device = { - .name = "sh_tmu", - .id = 1, - .dev = { - .platform_data = &tmu1_platform_data, - }, - .resource = tmu1_resources, - .num_resources = ARRAY_SIZE(tmu1_resources), -}; - -static struct sh_timer_config tmu2_platform_data = { - .channel_offset = 0x1c, - .timer_bit = 2, -}; - -static struct resource tmu2_resources[] = { - [0] = { - .start = TMU2_BASE, - .end = TMU2_BASE + 0xc - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_TUNI2, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tmu2_device = { - .name = "sh_tmu", - .id = 2, - .dev = { - .platform_data = &tmu2_platform_data, - }, - .resource = tmu2_resources, - .num_resources = ARRAY_SIZE(tmu2_resources), -}; - -static struct platform_device *sh5_early_devices[] __initdata = { - &scif0_device, - &tmu0_device, - &tmu1_device, - &tmu2_device, -}; - -static struct platform_device *sh5_devices[] __initdata = { - &rtc_device, -}; - -static int __init sh5_devices_setup(void) -{ - int ret; - - ret = platform_add_devices(sh5_early_devices, - ARRAY_SIZE(sh5_early_devices)); - if (unlikely(ret != 0)) - return ret; - - return platform_add_devices(sh5_devices, - ARRAY_SIZE(sh5_devices)); -} -arch_initcall(sh5_devices_setup); - -void __init plat_early_device_setup(void) -{ - early_platform_add_devices(sh5_early_devices, - ARRAY_SIZE(sh5_early_devices)); -} diff --git a/arch/sh/kernel/cpu/sh5/switchto.S b/arch/sh/kernel/cpu/sh5/switchto.S deleted file mode 100644 index 45c351b0f1ba..000000000000 --- a/arch/sh/kernel/cpu/sh5/switchto.S +++ /dev/null @@ -1,198 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh5/switchto.S - * - * sh64 context switch - * - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. -*/ - - .section .text..SHmedia32,"ax" - .little - - .balign 32 - - .type sh64_switch_to,@function - .global sh64_switch_to - .global __sh64_switch_to_end -sh64_switch_to: - -/* Incoming args - r2 - prev - r3 - &prev->thread - r4 - next - r5 - &next->thread - - Outgoing results - r2 - last (=prev) : this just stays in r2 throughout - - Want to create a full (struct pt_regs) on the stack to allow backtracing - functions to work. However, we only need to populate the callee-save - register slots in this structure; since we're a function our ancestors must - have themselves preserved all caller saved state in the stack. This saves - some wasted effort since we won't need to look at the values. - - In particular, all caller-save registers are immediately available for - scratch use. - -*/ - -#define FRAME_SIZE (76*8 + 8) - - movi FRAME_SIZE, r0 - sub.l r15, r0, r15 - ! Do normal-style register save to support backtrace - - st.l r15, 0, r18 ! save link reg - st.l r15, 4, r14 ! save fp - add.l r15, r63, r14 ! setup frame pointer - - ! hopefully this looks normal to the backtrace now. - - addi.l r15, 8, r1 ! base of pt_regs - addi.l r1, 24, r0 ! base of pt_regs.regs - addi.l r0, (63*8), r8 ! base of pt_regs.trregs - - /* Note : to be fixed? - struct pt_regs is really designed for holding the state on entry - to an exception, i.e. pc,sr,regs etc. However, for the context - switch state, some of this is not required. But the unwinder takes - struct pt_regs * as an arg so we have to build this structure - to allow unwinding switched tasks in show_state() */ - - st.q r0, ( 9*8), r9 - st.q r0, (10*8), r10 - st.q r0, (11*8), r11 - st.q r0, (12*8), r12 - st.q r0, (13*8), r13 - st.q r0, (14*8), r14 ! for unwind, want to look as though we took a trap at - ! the point where the process is left in suspended animation, i.e. current - ! fp here, not the saved one. - st.q r0, (16*8), r16 - - st.q r0, (24*8), r24 - st.q r0, (25*8), r25 - st.q r0, (26*8), r26 - st.q r0, (27*8), r27 - st.q r0, (28*8), r28 - st.q r0, (29*8), r29 - st.q r0, (30*8), r30 - st.q r0, (31*8), r31 - st.q r0, (32*8), r32 - st.q r0, (33*8), r33 - st.q r0, (34*8), r34 - st.q r0, (35*8), r35 - - st.q r0, (44*8), r44 - st.q r0, (45*8), r45 - st.q r0, (46*8), r46 - st.q r0, (47*8), r47 - st.q r0, (48*8), r48 - st.q r0, (49*8), r49 - st.q r0, (50*8), r50 - st.q r0, (51*8), r51 - st.q r0, (52*8), r52 - st.q r0, (53*8), r53 - st.q r0, (54*8), r54 - st.q r0, (55*8), r55 - st.q r0, (56*8), r56 - st.q r0, (57*8), r57 - st.q r0, (58*8), r58 - st.q r0, (59*8), r59 - - ! do this early as pta->gettr has no pipeline forwarding (=> 5 cycle latency) - ! Use a local label to avoid creating a symbol that will confuse the ! - ! backtrace - pta .Lsave_pc, tr0 - - gettr tr5, r45 - gettr tr6, r46 - gettr tr7, r47 - st.q r8, (5*8), r45 - st.q r8, (6*8), r46 - st.q r8, (7*8), r47 - - ! Now switch context - gettr tr0, r9 - st.l r3, 0, r15 ! prev->thread.sp - st.l r3, 8, r1 ! prev->thread.kregs - st.l r3, 4, r9 ! prev->thread.pc - st.q r1, 0, r9 ! save prev->thread.pc into pt_regs->pc - - ! Load PC for next task (init value or save_pc later) - ld.l r5, 4, r18 ! next->thread.pc - ! Switch stacks - ld.l r5, 0, r15 ! next->thread.sp - ptabs r18, tr0 - - ! Update current - ld.l r4, 4, r9 ! next->thread_info (2nd element of next task_struct) - putcon r9, kcr0 ! current = next->thread_info - - ! go to save_pc for a reschedule, or the initial thread.pc for a new process - blink tr0, r63 - - ! Restore (when we come back to a previously saved task) -.Lsave_pc: - addi.l r15, 32, r0 ! r0 = next's regs - addi.l r0, (63*8), r8 ! r8 = next's tr_regs - - ld.q r8, (5*8), r45 - ld.q r8, (6*8), r46 - ld.q r8, (7*8), r47 - ptabs r45, tr5 - ptabs r46, tr6 - ptabs r47, tr7 - - ld.q r0, ( 9*8), r9 - ld.q r0, (10*8), r10 - ld.q r0, (11*8), r11 - ld.q r0, (12*8), r12 - ld.q r0, (13*8), r13 - ld.q r0, (14*8), r14 - ld.q r0, (16*8), r16 - - ld.q r0, (24*8), r24 - ld.q r0, (25*8), r25 - ld.q r0, (26*8), r26 - ld.q r0, (27*8), r27 - ld.q r0, (28*8), r28 - ld.q r0, (29*8), r29 - ld.q r0, (30*8), r30 - ld.q r0, (31*8), r31 - ld.q r0, (32*8), r32 - ld.q r0, (33*8), r33 - ld.q r0, (34*8), r34 - ld.q r0, (35*8), r35 - - ld.q r0, (44*8), r44 - ld.q r0, (45*8), r45 - ld.q r0, (46*8), r46 - ld.q r0, (47*8), r47 - ld.q r0, (48*8), r48 - ld.q r0, (49*8), r49 - ld.q r0, (50*8), r50 - ld.q r0, (51*8), r51 - ld.q r0, (52*8), r52 - ld.q r0, (53*8), r53 - ld.q r0, (54*8), r54 - ld.q r0, (55*8), r55 - ld.q r0, (56*8), r56 - ld.q r0, (57*8), r57 - ld.q r0, (58*8), r58 - ld.q r0, (59*8), r59 - - ! epilogue - ld.l r15, 0, r18 - ld.l r15, 4, r14 - ptabs r18, tr0 - movi FRAME_SIZE, r0 - add r15, r0, r15 - blink tr0, r63 -__sh64_switch_to_end: -.LFE1: - .size sh64_switch_to,.LFE1-sh64_switch_to - diff --git a/arch/sh/kernel/cpu/sh5/unwind.c b/arch/sh/kernel/cpu/sh5/unwind.c deleted file mode 100644 index 10aed41757fc..000000000000 --- a/arch/sh/kernel/cpu/sh5/unwind.c +++ /dev/null @@ -1,345 +0,0 @@ -/* - * arch/sh/kernel/cpu/sh5/unwind.c - * - * Copyright (C) 2004 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/kallsyms.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/errno.h> -#include <asm/page.h> -#include <asm/ptrace.h> -#include <asm/processor.h> -#include <asm/io.h> -#include <asm/unwinder.h> -#include <asm/stacktrace.h> - -static u8 regcache[63]; - -/* - * Finding the previous stack frame isn't horribly straightforward as it is - * on some other platforms. In the sh64 case, we don't have "linked" stack - * frames, so we need to do a bit of work to determine the previous frame, - * and in turn, the previous r14/r18 pair. - * - * There are generally a few cases which determine where we can find out - * the r14/r18 values. In the general case, this can be determined by poking - * around the prologue of the symbol PC is in (note that we absolutely must - * have frame pointer support as well as the kernel symbol table mapped, - * otherwise we can't even get this far). - * - * In other cases, such as the interrupt/exception path, we can poke around - * the sp/fp. - * - * Notably, this entire approach is somewhat error prone, and in the event - * that the previous frame cannot be determined, that's all we can do. - * Either way, this still leaves us with a more correct backtrace then what - * we would be able to come up with by walking the stack (which is garbage - * for anything beyond the first frame). - * -- PFM. - */ -static int lookup_prev_stack_frame(unsigned long fp, unsigned long pc, - unsigned long *pprev_fp, unsigned long *pprev_pc, - struct pt_regs *regs) -{ - const char *sym; - char namebuf[128]; - unsigned long offset; - unsigned long prologue = 0; - unsigned long fp_displacement = 0; - unsigned long fp_prev = 0; - unsigned long offset_r14 = 0, offset_r18 = 0; - int i, found_prologue_end = 0; - - sym = kallsyms_lookup(pc, NULL, &offset, NULL, namebuf); - if (!sym) - return -EINVAL; - - prologue = pc - offset; - if (!prologue) - return -EINVAL; - - /* Validate fp, to avoid risk of dereferencing a bad pointer later. - Assume 128Mb since that's the amount of RAM on a Cayman. Modify - when there is an SH-5 board with more. */ - if ((fp < (unsigned long) phys_to_virt(__MEMORY_START)) || - (fp >= (unsigned long)(phys_to_virt(__MEMORY_START)) + 128*1024*1024) || - ((fp & 7) != 0)) { - return -EINVAL; - } - - /* - * Depth to walk, depth is completely arbitrary. - */ - for (i = 0; i < 100; i++, prologue += sizeof(unsigned long)) { - unsigned long op; - u8 major, minor; - u8 src, dest, disp; - - op = *(unsigned long *)prologue; - - major = (op >> 26) & 0x3f; - src = (op >> 20) & 0x3f; - minor = (op >> 16) & 0xf; - disp = (op >> 10) & 0x3f; - dest = (op >> 4) & 0x3f; - - /* - * Stack frame creation happens in a number of ways.. in the - * general case when the stack frame is less than 511 bytes, - * it's generally created by an addi or addi.l: - * - * addi/addi.l r15, -FRAME_SIZE, r15 - * - * in the event that the frame size is bigger than this, it's - * typically created using a movi/sub pair as follows: - * - * movi FRAME_SIZE, rX - * sub r15, rX, r15 - */ - - switch (major) { - case (0x00 >> 2): - switch (minor) { - case 0x8: /* add.l */ - case 0x9: /* add */ - /* Look for r15, r63, r14 */ - if (src == 15 && disp == 63 && dest == 14) - found_prologue_end = 1; - - break; - case 0xa: /* sub.l */ - case 0xb: /* sub */ - if (src != 15 || dest != 15) - continue; - - fp_displacement -= regcache[disp]; - fp_prev = fp - fp_displacement; - break; - } - break; - case (0xa8 >> 2): /* st.l */ - if (src != 15) - continue; - - switch (dest) { - case 14: - if (offset_r14 || fp_displacement == 0) - continue; - - offset_r14 = (u64)(((((s64)op >> 10) & 0x3ff) << 54) >> 54); - offset_r14 *= sizeof(unsigned long); - offset_r14 += fp_displacement; - break; - case 18: - if (offset_r18 || fp_displacement == 0) - continue; - - offset_r18 = (u64)(((((s64)op >> 10) & 0x3ff) << 54) >> 54); - offset_r18 *= sizeof(unsigned long); - offset_r18 += fp_displacement; - break; - } - - break; - case (0xcc >> 2): /* movi */ - if (dest >= 63) { - printk(KERN_NOTICE "%s: Invalid dest reg %d " - "specified in movi handler. Failed " - "opcode was 0x%lx: ", __func__, - dest, op); - - continue; - } - - /* Sign extend */ - regcache[dest] = - ((((s64)(u64)op >> 10) & 0xffff) << 54) >> 54; - break; - case (0xd0 >> 2): /* addi */ - case (0xd4 >> 2): /* addi.l */ - /* Look for r15, -FRAME_SIZE, r15 */ - if (src != 15 || dest != 15) - continue; - - /* Sign extended frame size.. */ - fp_displacement += - (u64)(((((s64)op >> 10) & 0x3ff) << 54) >> 54); - fp_prev = fp - fp_displacement; - break; - } - - if (found_prologue_end && offset_r14 && (offset_r18 || *pprev_pc) && fp_prev) - break; - } - - if (offset_r14 == 0 || fp_prev == 0) { - if (!offset_r14) - pr_debug("Unable to find r14 offset\n"); - if (!fp_prev) - pr_debug("Unable to find previous fp\n"); - - return -EINVAL; - } - - /* For innermost leaf function, there might not be a offset_r18 */ - if (!*pprev_pc && (offset_r18 == 0)) - return -EINVAL; - - *pprev_fp = *(unsigned long *)(fp_prev + offset_r14); - - if (offset_r18) - *pprev_pc = *(unsigned long *)(fp_prev + offset_r18); - - *pprev_pc &= ~1; - - return 0; -} - -/* - * Don't put this on the stack since we'll want to call in to - * sh64_unwinder_dump() when we're close to underflowing the stack - * anyway. - */ -static struct pt_regs here_regs; - -extern const char syscall_ret; -extern const char ret_from_syscall; -extern const char ret_from_exception; -extern const char ret_from_irq; - -static void sh64_unwind_inner(const struct stacktrace_ops *ops, - void *data, struct pt_regs *regs); - -static inline void unwind_nested(const struct stacktrace_ops *ops, void *data, - unsigned long pc, unsigned long fp) -{ - if ((fp >= __MEMORY_START) && - ((fp & 7) == 0)) - sh64_unwind_inner(ops, data, (struct pt_regs *)fp); -} - -static void sh64_unwind_inner(const struct stacktrace_ops *ops, - void *data, struct pt_regs *regs) -{ - unsigned long pc, fp; - int ofs = 0; - int first_pass; - - pc = regs->pc & ~1; - fp = regs->regs[14]; - - first_pass = 1; - for (;;) { - int cond; - unsigned long next_fp, next_pc; - - if (pc == ((unsigned long)&syscall_ret & ~1)) { - printk("SYSCALL\n"); - unwind_nested(ops, data, pc, fp); - return; - } - - if (pc == ((unsigned long)&ret_from_syscall & ~1)) { - printk("SYSCALL (PREEMPTED)\n"); - unwind_nested(ops, data, pc, fp); - return; - } - - /* In this case, the PC is discovered by lookup_prev_stack_frame but - it has 4 taken off it to look like the 'caller' */ - if (pc == ((unsigned long)&ret_from_exception & ~1)) { - printk("EXCEPTION\n"); - unwind_nested(ops, data, pc, fp); - return; - } - - if (pc == ((unsigned long)&ret_from_irq & ~1)) { - printk("IRQ\n"); - unwind_nested(ops, data, pc, fp); - return; - } - - cond = ((pc >= __MEMORY_START) && (fp >= __MEMORY_START) && - ((pc & 3) == 0) && ((fp & 7) == 0)); - - pc -= ofs; - - ops->address(data, pc, 1); - - if (first_pass) { - /* If the innermost frame is a leaf function, it's - * possible that r18 is never saved out to the stack. - */ - next_pc = regs->regs[18]; - } else { - next_pc = 0; - } - - if (lookup_prev_stack_frame(fp, pc, &next_fp, &next_pc, regs) == 0) { - ofs = sizeof(unsigned long); - pc = next_pc & ~1; - fp = next_fp; - } else { - printk("Unable to lookup previous stack frame\n"); - break; - } - first_pass = 0; - } - - printk("\n"); -} - -static void sh64_unwinder_dump(struct task_struct *task, - struct pt_regs *regs, - unsigned long *sp, - const struct stacktrace_ops *ops, - void *data) -{ - if (!regs) { - /* - * Fetch current regs if we have no other saved state to back - * trace from. - */ - regs = &here_regs; - - __asm__ __volatile__ ("ori r14, 0, %0" : "=r" (regs->regs[14])); - __asm__ __volatile__ ("ori r15, 0, %0" : "=r" (regs->regs[15])); - __asm__ __volatile__ ("ori r18, 0, %0" : "=r" (regs->regs[18])); - - __asm__ __volatile__ ("gettr tr0, %0" : "=r" (regs->tregs[0])); - __asm__ __volatile__ ("gettr tr1, %0" : "=r" (regs->tregs[1])); - __asm__ __volatile__ ("gettr tr2, %0" : "=r" (regs->tregs[2])); - __asm__ __volatile__ ("gettr tr3, %0" : "=r" (regs->tregs[3])); - __asm__ __volatile__ ("gettr tr4, %0" : "=r" (regs->tregs[4])); - __asm__ __volatile__ ("gettr tr5, %0" : "=r" (regs->tregs[5])); - __asm__ __volatile__ ("gettr tr6, %0" : "=r" (regs->tregs[6])); - __asm__ __volatile__ ("gettr tr7, %0" : "=r" (regs->tregs[7])); - - __asm__ __volatile__ ( - "pta 0f, tr0\n\t" - "blink tr0, %0\n\t" - "0: nop" - : "=r" (regs->pc) - ); - } - - sh64_unwind_inner(ops, data, regs); -} - -static struct unwinder sh64_unwinder = { - .name = "sh64-unwinder", - .dump = sh64_unwinder_dump, - .rating = 150, -}; - -static int __init sh64_unwinder_init(void) -{ - return unwinder_register(&sh64_unwinder); -} -early_initcall(sh64_unwinder_init); diff --git a/arch/sh/kernel/cpu/shmobile/Makefile b/arch/sh/kernel/cpu/shmobile/Makefile index e8a5111e848a..7581d5f03ce1 100644 --- a/arch/sh/kernel/cpu/shmobile/Makefile +++ b/arch/sh/kernel/cpu/shmobile/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux/SuperH SH-Mobile backends. # diff --git a/arch/sh/kernel/cpu/shmobile/cpuidle.c b/arch/sh/kernel/cpu/shmobile/cpuidle.c index d30622592116..b0f9c8f8fd14 100644 --- a/arch/sh/kernel/cpu/shmobile/cpuidle.c +++ b/arch/sh/kernel/cpu/shmobile/cpuidle.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/shmobile/cpuidle.c * * Cpuidle support code for SuperH Mobile * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> @@ -16,7 +13,7 @@ #include <linux/cpuidle.h> #include <linux/export.h> #include <asm/suspend.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> static unsigned long cpuidle_mode[] = { SUSP_SH_SLEEP, /* regular sleep mode */ @@ -59,7 +56,6 @@ static struct cpuidle_driver cpuidle_driver = { .exit_latency = 1, .target_residency = 1 * 2, .power_usage = 3, - .flags = CPUIDLE_FLAG_TIME_VALID, .enter = cpuidle_sleep_enter, .name = "C1", .desc = "SuperH Sleep Mode", @@ -68,21 +64,19 @@ static struct cpuidle_driver cpuidle_driver = { .exit_latency = 100, .target_residency = 1 * 2, .power_usage = 1, - .flags = CPUIDLE_FLAG_TIME_VALID, .enter = cpuidle_sleep_enter, .name = "C2", .desc = "SuperH Sleep Mode [SF]", - .disabled = true, + .flags = CPUIDLE_FLAG_UNUSABLE, }, { .exit_latency = 2300, .target_residency = 1 * 2, .power_usage = 1, - .flags = CPUIDLE_FLAG_TIME_VALID, .enter = cpuidle_sleep_enter, .name = "C3", .desc = "SuperH Mobile Standby Mode [SF]", - .disabled = true, + .flags = CPUIDLE_FLAG_UNUSABLE, }, }, .safe_state_index = 0, @@ -91,13 +85,11 @@ static struct cpuidle_driver cpuidle_driver = { int __init sh_mobile_setup_cpuidle(void) { - int ret; - if (sh_mobile_sleep_supported & SUSP_SH_SF) - cpuidle_driver.states[1].disabled = false; + cpuidle_driver.states[1].flags = CPUIDLE_FLAG_NONE; if (sh_mobile_sleep_supported & SUSP_SH_STANDBY) - cpuidle_driver.states[2].disabled = false; + cpuidle_driver.states[2].flags = CPUIDLE_FLAG_NONE; - return cpuidle_register(&cpuidle_driver); + return cpuidle_register(&cpuidle_driver, NULL); } diff --git a/arch/sh/kernel/cpu/shmobile/pm.c b/arch/sh/kernel/cpu/shmobile/pm.c index ac37b7234f85..ca9945f51e51 100644 --- a/arch/sh/kernel/cpu/shmobile/pm.c +++ b/arch/sh/kernel/cpu/shmobile/pm.c @@ -1,20 +1,17 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/cpu/shmobile/pm.c * * Power management support code for SuperH Mobile * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/kernel.h> #include <linux/io.h> #include <linux/suspend.h> #include <asm/suspend.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/cacheflush.h> #include <asm/bl_bit.h> diff --git a/arch/sh/kernel/cpu/shmobile/sleep.S b/arch/sh/kernel/cpu/shmobile/sleep.S index e6aac65f5750..f928c0315129 100644 --- a/arch/sh/kernel/cpu/shmobile/sleep.S +++ b/arch/sh/kernel/cpu/shmobile/sleep.S @@ -1,13 +1,10 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/cpu/sh4a/sleep-sh_mobile.S * * Sleep mode and Standby modes support for SuperH Mobile * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> diff --git a/arch/sh/kernel/crash_dump.c b/arch/sh/kernel/crash_dump.c index 569e7b171c01..19ce6a950aac 100644 --- a/arch/sh/kernel/crash_dump.c +++ b/arch/sh/kernel/crash_dump.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * crash_dump.c - Memory preserving reboot related code. * @@ -7,39 +8,20 @@ #include <linux/errno.h> #include <linux/crash_dump.h> #include <linux/io.h> -#include <asm/uaccess.h> +#include <linux/uio.h> +#include <linux/uaccess.h> -/** - * copy_oldmem_page - copy one page from "oldmem" - * @pfn: page frame number to be copied - * @buf: target memory address for the copy; this can be in kernel address - * space or user address space (see @userbuf) - * @csize: number of bytes to copy - * @offset: offset in bytes into the page (based on pfn) to begin the copy - * @userbuf: if set, @buf is in user address space, use copy_to_user(), - * otherwise @buf is in kernel address space, use memcpy(). - * - * Copy a page from "oldmem". For this page, there is no pte mapped - * in the current kernel. We stitch up a pte, similar to kmap_atomic. - */ -ssize_t copy_oldmem_page(unsigned long pfn, char *buf, - size_t csize, unsigned long offset, int userbuf) +ssize_t copy_oldmem_page(struct iov_iter *iter, unsigned long pfn, + size_t csize, unsigned long offset) { - void *vaddr; + void __iomem *vaddr; if (!csize) return 0; vaddr = ioremap(pfn << PAGE_SHIFT, PAGE_SIZE); - - if (userbuf) { - if (copy_to_user(buf, (vaddr + offset), csize)) { - iounmap(vaddr); - return -EFAULT; - } - } else - memcpy(buf, (vaddr + offset), csize); - + csize = copy_to_iter(vaddr + offset, csize, iter); iounmap(vaddr); + return csize; } diff --git a/arch/sh/kernel/debugtraps.S b/arch/sh/kernel/debugtraps.S index 7a1b46fec0f4..ad07527e2a99 100644 --- a/arch/sh/kernel/debugtraps.S +++ b/arch/sh/kernel/debugtraps.S @@ -1,13 +1,10 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/debugtraps.S * * Debug trap jump tables for SuperH * * Copyright (C) 2006 - 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sys.h> #include <linux/linkage.h> diff --git a/arch/sh/kernel/disassemble.c b/arch/sh/kernel/disassemble.c index 64d5d8dded7c..34e25a439c81 100644 --- a/arch/sh/kernel/disassemble.c +++ b/arch/sh/kernel/disassemble.c @@ -1,17 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Disassemble SuperH instructions. * * Copyright (C) 1999 kaz Kojima * Copyright (C) 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/string.h> #include <linux/uaccess.h> +#include <asm/ptrace.h> + /* * Format of an instruction in memory. */ @@ -377,149 +376,148 @@ static void print_sh_insn(u32 memaddr, u16 insn) } ok: - printk("%-8s ", op->name); + pr_cont("%-8s ", op->name); lastsp = (op->arg[0] == A_END); disp_pc = 0; for (n = 0; n < 6 && op->arg[n] != A_END; n++) { if (n && op->arg[1] != A_END) - printk(", "); + pr_cont(", "); switch (op->arg[n]) { case A_IMM: - printk("#%d", (char)(imm)); + pr_cont("#%d", (char)(imm)); break; case A_R0: - printk("r0"); + pr_cont("r0"); break; case A_REG_N: - printk("r%d", rn); + pr_cont("r%d", rn); break; case A_INC_N: - printk("@r%d+", rn); + pr_cont("@r%d+", rn); break; case A_DEC_N: - printk("@-r%d", rn); + pr_cont("@-r%d", rn); break; case A_IND_N: - printk("@r%d", rn); + pr_cont("@r%d", rn); break; case A_DISP_REG_N: - printk("@(%d,r%d)", imm, rn); + pr_cont("@(%d,r%d)", imm, rn); break; case A_REG_M: - printk("r%d", rm); + pr_cont("r%d", rm); break; case A_INC_M: - printk("@r%d+", rm); + pr_cont("@r%d+", rm); break; case A_DEC_M: - printk("@-r%d", rm); + pr_cont("@-r%d", rm); break; case A_IND_M: - printk("@r%d", rm); + pr_cont("@r%d", rm); break; case A_DISP_REG_M: - printk("@(%d,r%d)", imm, rm); + pr_cont("@(%d,r%d)", imm, rm); break; case A_REG_B: - printk("r%d_bank", rb); + pr_cont("r%d_bank", rb); break; case A_DISP_PC: disp_pc = 1; disp_pc_addr = imm + 4 + (memaddr & relmask); - printk("%08x <%pS>", disp_pc_addr, - (void *)disp_pc_addr); + pr_cont("%08x <%pS>", disp_pc_addr, + (void *)disp_pc_addr); break; case A_IND_R0_REG_N: - printk("@(r0,r%d)", rn); + pr_cont("@(r0,r%d)", rn); break; case A_IND_R0_REG_M: - printk("@(r0,r%d)", rm); + pr_cont("@(r0,r%d)", rm); break; case A_DISP_GBR: - printk("@(%d,gbr)",imm); + pr_cont("@(%d,gbr)", imm); break; case A_R0_GBR: - printk("@(r0,gbr)"); + pr_cont("@(r0,gbr)"); break; case A_BDISP12: case A_BDISP8: - printk("%08x", imm + memaddr); + pr_cont("%08x", imm + memaddr); break; case A_SR: - printk("sr"); + pr_cont("sr"); break; case A_GBR: - printk("gbr"); + pr_cont("gbr"); break; case A_VBR: - printk("vbr"); + pr_cont("vbr"); break; case A_SSR: - printk("ssr"); + pr_cont("ssr"); break; case A_SPC: - printk("spc"); + pr_cont("spc"); break; case A_MACH: - printk("mach"); + pr_cont("mach"); break; case A_MACL: - printk("macl"); + pr_cont("macl"); break; case A_PR: - printk("pr"); + pr_cont("pr"); break; case A_SGR: - printk("sgr"); + pr_cont("sgr"); break; case A_DBR: - printk("dbr"); + pr_cont("dbr"); break; case FD_REG_N: - if (0) - goto d_reg_n; case F_REG_N: - printk("fr%d", rn); + pr_cont("fr%d", rn); break; case F_REG_M: - printk("fr%d", rm); + pr_cont("fr%d", rm); break; case DX_REG_N: if (rn & 1) { - printk("xd%d", rn & ~1); + pr_cont("xd%d", rn & ~1); break; } - d_reg_n: + fallthrough; case D_REG_N: - printk("dr%d", rn); + pr_cont("dr%d", rn); break; case DX_REG_M: if (rm & 1) { - printk("xd%d", rm & ~1); + pr_cont("xd%d", rm & ~1); break; } + fallthrough; case D_REG_M: - printk("dr%d", rm); + pr_cont("dr%d", rm); break; case FPSCR_M: case FPSCR_N: - printk("fpscr"); + pr_cont("fpscr"); break; case FPUL_M: case FPUL_N: - printk("fpul"); + pr_cont("fpul"); break; case F_FR0: - printk("fr0"); + pr_cont("fr0"); break; case V_REG_N: - printk("fv%d", rn*4); + pr_cont("fv%d", rn*4); break; case V_REG_M: - printk("fv%d", rm*4); + pr_cont("fv%d", rm*4); break; case XMTRX_M4: - printk("xmtrx"); + pr_cont("xmtrx"); break; default: return; @@ -534,7 +532,7 @@ static void print_sh_insn(u32 memaddr, u16 insn) else __get_user(val, (u32 *)disp_pc_addr); - printk(" ! %08x <%pS>", val, (void *)val); + pr_cont(" ! %08x <%pS>", val, (void *)val); } return; @@ -543,7 +541,7 @@ static void print_sh_insn(u32 memaddr, u16 insn) } - printk(".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]); + pr_info(".word 0x%x%x%x%x", nibs[0], nibs[1], nibs[2], nibs[3]); } void show_code(struct pt_regs *regs) @@ -554,20 +552,21 @@ void show_code(struct pt_regs *regs) if (regs->pc & 0x1) return; - printk("Code:\n"); + pr_info("Code:\n"); for (i = -3 ; i < 6 ; i++) { unsigned short insn; if (__get_user(insn, pc + i)) { - printk(" (Bad address in pc)\n"); + pr_err(" (Bad address in pc)\n"); break; } - printk("%s%08lx: ", (i ? " ": "->"), (unsigned long)(pc + i)); + pr_info("%s%08lx: ", (i ? " " : "->"), + (unsigned long)(pc + i)); print_sh_insn((unsigned long)(pc + i), insn); - printk("\n"); + pr_cont("\n"); } - printk("\n"); + pr_info("\n"); } diff --git a/arch/sh/kernel/dma-coherent.c b/arch/sh/kernel/dma-coherent.c new file mode 100644 index 000000000000..6a44c0e7ba40 --- /dev/null +++ b/arch/sh/kernel/dma-coherent.c @@ -0,0 +1,33 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2004 - 2007 Paul Mundt + */ +#include <linux/mm.h> +#include <linux/dma-map-ops.h> +#include <asm/cacheflush.h> +#include <asm/addrspace.h> + +void arch_dma_prep_coherent(struct page *page, size_t size) +{ + __flush_purge_region(page_address(page), size); +} + +void arch_sync_dma_for_device(phys_addr_t paddr, size_t size, + enum dma_data_direction dir) +{ + void *addr = sh_cacheop_vaddr(phys_to_virt(paddr)); + + switch (dir) { + case DMA_FROM_DEVICE: /* invalidate only */ + __flush_invalidate_region(addr, size); + break; + case DMA_TO_DEVICE: /* writeback only */ + __flush_wback_region(addr, size); + break; + case DMA_BIDIRECTIONAL: /* writeback and invalidate */ + __flush_purge_region(addr, size); + break; + default: + BUG(); + } +} diff --git a/arch/sh/kernel/dma-nommu.c b/arch/sh/kernel/dma-nommu.c deleted file mode 100644 index 5b0bfcda6d0b..000000000000 --- a/arch/sh/kernel/dma-nommu.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * DMA mapping support for platforms lacking IOMMUs. - * - * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/dma-mapping.h> -#include <linux/io.h> - -static dma_addr_t nommu_map_page(struct device *dev, struct page *page, - unsigned long offset, size_t size, - enum dma_data_direction dir, - struct dma_attrs *attrs) -{ - dma_addr_t addr = page_to_phys(page) + offset; - - WARN_ON(size == 0); - dma_cache_sync(dev, page_address(page) + offset, size, dir); - - return addr; -} - -static int nommu_map_sg(struct device *dev, struct scatterlist *sg, - int nents, enum dma_data_direction dir, - struct dma_attrs *attrs) -{ - struct scatterlist *s; - int i; - - WARN_ON(nents == 0 || sg[0].length == 0); - - for_each_sg(sg, s, nents, i) { - BUG_ON(!sg_page(s)); - - dma_cache_sync(dev, sg_virt(s), s->length, dir); - - s->dma_address = sg_phys(s); - s->dma_length = s->length; - } - - return nents; -} - -#ifdef CONFIG_DMA_NONCOHERENT -static void nommu_sync_single(struct device *dev, dma_addr_t addr, - size_t size, enum dma_data_direction dir) -{ - dma_cache_sync(dev, phys_to_virt(addr), size, dir); -} - -static void nommu_sync_sg(struct device *dev, struct scatterlist *sg, - int nelems, enum dma_data_direction dir) -{ - struct scatterlist *s; - int i; - - for_each_sg(sg, s, nelems, i) - dma_cache_sync(dev, sg_virt(s), s->length, dir); -} -#endif - -struct dma_map_ops nommu_dma_ops = { - .alloc = dma_generic_alloc_coherent, - .free = dma_generic_free_coherent, - .map_page = nommu_map_page, - .map_sg = nommu_map_sg, -#ifdef CONFIG_DMA_NONCOHERENT - .sync_single_for_device = nommu_sync_single, - .sync_sg_for_device = nommu_sync_sg, -#endif - .is_phys = 1, -}; - -void __init no_iommu_init(void) -{ - if (dma_ops) - return; - dma_ops = &nommu_dma_ops; -} diff --git a/arch/sh/kernel/dumpstack.c b/arch/sh/kernel/dumpstack.c index b959f5592604..758a6c89e911 100644 --- a/arch/sh/kernel/dumpstack.c +++ b/arch/sh/kernel/dumpstack.c @@ -1,53 +1,53 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 1991, 1992 Linus Torvalds * Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs * Copyright (C) 2009 Matt Fleming * Copyright (C) 2002 - 2012 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kallsyms.h> #include <linux/ftrace.h> #include <linux/debug_locks.h> +#include <linux/sched/debug.h> +#include <linux/sched/task_stack.h> #include <linux/kdebug.h> #include <linux/export.h> #include <linux/uaccess.h> #include <asm/unwinder.h> #include <asm/stacktrace.h> -void dump_mem(const char *str, unsigned long bottom, unsigned long top) +void dump_mem(const char *str, const char *loglvl, unsigned long bottom, + unsigned long top) { unsigned long p; int i; - printk("%s(0x%08lx to 0x%08lx)\n", str, bottom, top); + printk("%s%s(0x%08lx to 0x%08lx)\n", loglvl, str, bottom, top); for (p = bottom & ~31; p < top; ) { - printk("%04lx: ", p & 0xffff); + printk("%s%04lx: ", loglvl, p & 0xffff); for (i = 0; i < 8; i++, p += 4) { unsigned int val; if (p < bottom || p >= top) - printk(" "); + pr_cont(" "); else { if (__get_user(val, (unsigned int __user *)p)) { - printk("\n"); + pr_cont("\n"); return; } - printk("%08x ", val); + pr_cont("%08x ", val); } } - printk("\n"); + pr_cont("\n"); } } void printk_address(unsigned long address, int reliable) { - printk(" [<%p>] %s%pS\n", (void *) address, - reliable ? "" : "? ", (void *) address); + pr_cont(" [<%px>] %s%pS\n", (void *) address, + reliable ? "" : "? ", (void *) address); } #ifdef CONFIG_FUNCTION_GRAPH_TRACER @@ -57,17 +57,20 @@ print_ftrace_graph_addr(unsigned long addr, void *data, struct thread_info *tinfo, int *graph) { struct task_struct *task = tinfo->task; + struct ftrace_ret_stack *ret_stack; unsigned long ret_addr; - int index = task->curr_ret_stack; if (addr != (unsigned long)return_to_handler) return; - if (!task->ret_stack || index < *graph) + if (!task->ret_stack) return; - index -= *graph; - ret_addr = task->ret_stack[index].ret; + ret_stack = ftrace_graph_get_ret_stack(task, *graph); + if (!ret_stack) + return; + + ret_addr = ret_stack->ret; ops->address(data, ret_addr, 1); @@ -104,37 +107,30 @@ stack_reader_dump(struct task_struct *task, struct pt_regs *regs, } } -static int print_trace_stack(void *data, char *name) -{ - printk("%s <%s> ", (char *)data, name); - return 0; -} - /* * Print one address/symbol entries per line. */ static void print_trace_address(void *data, unsigned long addr, int reliable) { - printk(data); + printk("%s", (char *)data); printk_address(addr, reliable); } static const struct stacktrace_ops print_trace_ops = { - .stack = print_trace_stack, .address = print_trace_address, }; void show_trace(struct task_struct *tsk, unsigned long *sp, - struct pt_regs *regs) + struct pt_regs *regs, const char *loglvl) { if (regs && user_mode(regs)) return; - printk("\nCall trace:\n"); + printk("%s\nCall trace:\n", loglvl); - unwind_stack(tsk, regs, sp, &print_trace_ops, ""); + unwind_stack(tsk, regs, sp, &print_trace_ops, (void *)loglvl); - printk("\n"); + pr_cont("\n"); if (!tsk) tsk = current; @@ -142,7 +138,7 @@ void show_trace(struct task_struct *tsk, unsigned long *sp, debug_show_held_locks(tsk); } -void show_stack(struct task_struct *tsk, unsigned long *sp) +void show_stack(struct task_struct *tsk, unsigned long *sp, const char *loglvl) { unsigned long stack; @@ -154,7 +150,7 @@ void show_stack(struct task_struct *tsk, unsigned long *sp) sp = (unsigned long *)tsk->thread.sp; stack = (unsigned long)sp; - dump_mem("Stack: ", stack, THREAD_SIZE + + dump_mem("Stack: ", loglvl, stack, THREAD_SIZE + (unsigned long)task_stack_page(tsk)); - show_trace(tsk, sp, NULL); + show_trace(tsk, sp, NULL, loglvl); } diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c index 49c09c7d5b77..a1b54bedc929 100644 --- a/arch/sh/kernel/dwarf.c +++ b/arch/sh/kernel/dwarf.c @@ -1,10 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2009 Matt Fleming <matt@console-pimps.org> * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * * This is an implementation of a DWARF unwinder. Its main purpose is * for generating stacktrace information. Based on the DWARF 3 * specification from http://www.dwarfstd.org. @@ -27,7 +24,7 @@ #include <asm/dwarf.h> #include <asm/unwinder.h> #include <asm/sections.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> #include <asm/stacktrace.h> /* Reserve enough memory for two stack frames */ @@ -347,7 +344,7 @@ out: * dwarf_lookup_fde - locate the FDE that covers pc * @pc: the program counter */ -struct dwarf_fde *dwarf_lookup_fde(unsigned long pc) +static struct dwarf_fde *dwarf_lookup_fde(unsigned long pc) { struct rb_node **rb_node = &fde_root.rb_node; struct dwarf_fde *fde = NULL; @@ -599,7 +596,7 @@ struct dwarf_frame *dwarf_unwind_stack(unsigned long pc, * time this function makes its first function call. */ if (!pc || !prev) - pc = (unsigned long)current_text_addr(); + pc = _THIS_IP_; #ifdef CONFIG_FUNCTION_GRAPH_TRACER /* @@ -608,17 +605,18 @@ struct dwarf_frame *dwarf_unwind_stack(unsigned long pc, * expected to find the real return address. */ if (pc == (unsigned long)&return_to_handler) { - int index = current->curr_ret_stack; + struct ftrace_ret_stack *ret_stack; + ret_stack = ftrace_graph_get_ret_stack(current, 0); + if (ret_stack) + pc = ret_stack->ret; /* * We currently have no way of tracking how many * return_to_handler()'s we've seen. If there is more * than one patched return address on our stack, * complain loudly. */ - WARN_ON(index > 0); - - pc = current->ret_stack[index].ret; + WARN_ON(ftrace_graph_get_ret_stack(current, 1)); } #endif @@ -993,32 +991,24 @@ static struct unwinder dwarf_unwinder = { .rating = 150, }; -static void dwarf_unwinder_cleanup(void) +static void __init dwarf_unwinder_cleanup(void) { - struct rb_node **fde_rb_node = &fde_root.rb_node; - struct rb_node **cie_rb_node = &cie_root.rb_node; + struct dwarf_fde *fde, *next_fde; + struct dwarf_cie *cie, *next_cie; /* * Deallocate all the memory allocated for the DWARF unwinder. * Traverse all the FDE/CIE lists and remove and free all the * memory associated with those data structures. */ - while (*fde_rb_node) { - struct dwarf_fde *fde; - - fde = rb_entry(*fde_rb_node, struct dwarf_fde, node); - rb_erase(*fde_rb_node, &fde_root); + rbtree_postorder_for_each_entry_safe(fde, next_fde, &fde_root, node) kfree(fde); - } - - while (*cie_rb_node) { - struct dwarf_cie *cie; - cie = rb_entry(*cie_rb_node, struct dwarf_cie, node); - rb_erase(*cie_rb_node, &cie_root); + rbtree_postorder_for_each_entry_safe(cie, next_cie, &cie_root, node) kfree(cie); - } + mempool_destroy(dwarf_reg_pool); + mempool_destroy(dwarf_frame_pool); kmem_cache_destroy(dwarf_reg_cachep); kmem_cache_destroy(dwarf_frame_cachep); } @@ -1180,23 +1170,19 @@ static int __init dwarf_unwinder_init(void) dwarf_frame_cachep = kmem_cache_create("dwarf_frames", sizeof(struct dwarf_frame), 0, - SLAB_PANIC | SLAB_HWCACHE_ALIGN | SLAB_NOTRACK, NULL); + SLAB_PANIC | SLAB_HWCACHE_ALIGN, NULL); dwarf_reg_cachep = kmem_cache_create("dwarf_regs", sizeof(struct dwarf_reg), 0, - SLAB_PANIC | SLAB_HWCACHE_ALIGN | SLAB_NOTRACK, NULL); + SLAB_PANIC | SLAB_HWCACHE_ALIGN, NULL); - dwarf_frame_pool = mempool_create(DWARF_FRAME_MIN_REQ, - mempool_alloc_slab, - mempool_free_slab, - dwarf_frame_cachep); + dwarf_frame_pool = mempool_create_slab_pool(DWARF_FRAME_MIN_REQ, + dwarf_frame_cachep); if (!dwarf_frame_pool) goto out; - dwarf_reg_pool = mempool_create(DWARF_REG_MIN_REQ, - mempool_alloc_slab, - mempool_free_slab, - dwarf_reg_cachep); + dwarf_reg_pool = mempool_create_slab_pool(DWARF_REG_MIN_REQ, + dwarf_reg_cachep); if (!dwarf_reg_pool) goto out; diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index 9b6e4beeb296..91ab2607a1ff 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -1,11 +1,7 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * Copyright (C) 1999, 2000, 2002 Niibe Yutaka * Copyright (C) 2003 - 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ ! NOTE: @@ -45,7 +41,7 @@ */ #include <asm/dwarf.h> -#if defined(CONFIG_PREEMPT) +#if defined(CONFIG_PREEMPTION) # define preempt_stop() cli ; TRACE_IRQS_OFF #else # define preempt_stop() @@ -88,7 +84,7 @@ ENTRY(ret_from_irq) get_current_thread_info r8, r0 bt resume_kernel ! Yes, it's from kernel, go back soon -#ifdef CONFIG_PREEMPT +#ifdef CONFIG_PREEMPTION bra resume_userspace nop ENTRY(resume_kernel) @@ -108,7 +104,7 @@ need_resched: and #(0xf0>>1), r0 ! interrupts off (exception path)? cmp/eq #(0xf0>>1), r0 bt noresched - mov.l 3f, r0 + mov.l 1f, r0 jsr @r0 ! call preempt_schedule_irq nop bra need_resched @@ -119,9 +115,7 @@ noresched: nop .align 2 -1: .long PREEMPT_ACTIVE -2: .long schedule -3: .long preempt_schedule_irq +1: .long preempt_schedule_irq #endif ENTRY(resume_userspace) @@ -184,34 +178,6 @@ syscall_exit_work: bra resume_userspace nop - .align 2 -syscall_trace_entry: - ! Yes it is traced. - mov r15, r4 - mov.l 7f, r11 ! Call do_syscall_trace_enter which notifies - jsr @r11 ! superior (will chomp R[0-7]) - nop - mov.l r0, @(OFF_R0,r15) ! Save return value - ! Reload R0-R4 from kernel stack, where the - ! parent may have modified them using - ! ptrace(POKEUSR). (Note that R0-R2 are - ! used by the system call handler directly - ! from the kernel stack anyway, so don't need - ! to be reloaded here.) This allows the parent - ! to rewrite system calls and args on the fly. - mov.l @(OFF_R4,r15), r4 ! arg0 - mov.l @(OFF_R5,r15), r5 - mov.l @(OFF_R6,r15), r6 - mov.l @(OFF_R7,r15), r7 ! arg3 - mov.l @(OFF_R3,r15), r3 ! syscall_nr - ! - mov.l 2f, r10 ! Number of syscalls - cmp/hs r10, r3 - bf syscall_call - mov #-ENOSYS, r0 - bra syscall_exit - mov.l r0, @(OFF_R0,r15) ! Return value - __restore_all: mov #OFF_SR, r0 mov.l @(r0,r15), r0 ! get status register @@ -257,7 +223,7 @@ debug_trap: mov.l @r8, r8 jsr @r8 nop - bra __restore_all + bra ret_from_exception nop CFI_ENDPROC @@ -270,20 +236,29 @@ debug_trap: * Syscall #: R3 * Arguments #0 to #3: R4--R7 * Arguments #4 to #6: R0, R1, R2 - * TRA: (number of arguments + ABI revision) x 4 + * TRA: See following table. * - * This code also handles delegating other traps to the BIOS/gdb stub - * according to: - * - * Trap number * (TRA>>2) Purpose * -------- ------- * 0x00-0x0f original SH-3/4 syscall ABI (not in general use). * 0x10-0x1f general SH-3/4 syscall ABI. - * 0x20-0x2f syscall ABI for SH-2 parts. + * 0x1f unified SH-2/3/4 syscall ABI (preferred). + * 0x20-0x2f original SH-2 syscall ABI. * 0x30-0x3f debug traps used by the kernel. * 0x40-0xff Not supported by all parts, so left unhandled. * + * For making system calls, any trap number in the range for the + * given cpu model may be used, but the unified trap number 0x1f is + * preferred for compatibility with all models. + * + * The low bits of the trap number were once documented as matching + * the number of arguments, but they were never actually used as such + * by the kernel. SH-2 originally used its own separate trap range + * because several hardware exceptions fell in the range used for the + * SH-3/4 syscall ABI. + * + * This code also handles delegating other traps to the BIOS/gdb stub. + * * Note: When we're first called, the TRA value must be shifted * right 2 bits in order to get the value that was used as the "trapa" * argument. @@ -350,7 +325,7 @@ ENTRY(system_call) tst r9, r8 bf syscall_trace_entry ! - mov.l 2f, r8 ! Number of syscalls + mov.l 6f, r8 ! Number of syscalls cmp/hs r8, r3 bt syscall_badsys ! @@ -359,8 +334,15 @@ syscall_call: mov.l 3f, r8 ! Load the address of sys_call_table add r8, r3 mov.l @r3, r8 + mov.l @(OFF_R2,r15), r2 + mov.l @(OFF_R1,r15), r1 + mov.l @(OFF_R0,r15), r0 + mov.l r2, @-r15 + mov.l r1, @-r15 + mov.l r0, @-r15 jsr @r8 ! jump to specific syscall handler nop + add #12, r15 mov.l @(OFF_R0,r15), r12 ! save r0 mov.l r0, @(OFF_R0,r15) ! save the return value ! @@ -378,11 +360,41 @@ syscall_exit: bf syscall_exit_work bra __restore_all nop + + .align 2 +syscall_trace_entry: + ! Yes it is traced. + mov r15, r4 + mov.l 7f, r11 ! Call do_syscall_trace_enter which notifies + jsr @r11 ! superior (will chomp R[0-7]) + nop + cmp/eq #-1, r0 + bt syscall_exit + ! Reload R0-R4 from kernel stack, where the + ! parent may have modified them using + ! ptrace(POKEUSR). (Note that R0-R2 are + ! reloaded from the kernel stack by syscall_call + ! below, so don't need to be reloaded here.) + ! This allows the parent to rewrite system calls + ! and args on the fly. + mov.l @(OFF_R4,r15), r4 ! arg0 + mov.l @(OFF_R5,r15), r5 + mov.l @(OFF_R6,r15), r6 + mov.l @(OFF_R7,r15), r7 ! arg3 + mov.l @(OFF_R3,r15), r3 ! syscall_nr + ! + mov.l 6f, r10 ! Number of syscalls + cmp/hs r10, r3 + bf syscall_call + mov #-ENOSYS, r0 + bra syscall_exit + mov.l r0, @(OFF_R0,r15) ! Return value + .align 2 #if !defined(CONFIG_CPU_SH2) 1: .long TRA #endif -2: .long NR_syscalls +6: .long NR_syscalls 3: .long sys_call_table 7: .long do_syscall_trace_enter 8: .long do_syscall_trace_leave diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c index 30e13196d35b..930001bb8c6a 100644 --- a/arch/sh/kernel/ftrace.c +++ b/arch/sh/kernel/ftrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2008 Matt Fleming <matt@console-pimps.org> * Copyright (C) 2008 Paul Mundt <lethal@linux-sh.org> @@ -66,7 +67,7 @@ static unsigned char *ftrace_call_replace(unsigned long ip, unsigned long addr) * Modifying code must take extra care. On an SMP machine, if * the code being modified is also being executed on another CPU * that CPU will have undefined results and possibly take a GPF. - * We use kstop_machine to stop other CPUS from exectuing code. + * We use kstop_machine to stop other CPUS from executing code. * But this does not stop NMIs from happening. We still need * to protect against that. We separate out the modification of * the code to take care of this. @@ -96,19 +97,6 @@ static int mod_code_status; /* holds return value of text write */ static void *mod_code_ip; /* holds the IP to write to */ static void *mod_code_newcode; /* holds the text to write to the IP */ -static unsigned nmi_wait_count; -static atomic_t nmi_update_count = ATOMIC_INIT(0); - -int ftrace_arch_read_dyn_info(char *buf, int size) -{ - int r; - - r = snprintf(buf, size, "%u %u", - nmi_wait_count, - atomic_read(&nmi_update_count)); - return r; -} - static void clear_mod_flag(void) { int old = atomic_read(&nmi_running); @@ -131,7 +119,7 @@ static void ftrace_mod_code(void) * But if one were to fail, then they all should, and if one were * to succeed, then they all should. */ - mod_code_status = probe_kernel_write(mod_code_ip, mod_code_newcode, + mod_code_status = copy_to_kernel_nofault(mod_code_ip, mod_code_newcode, MCOUNT_INSN_SIZE); /* if we fail, then kill any new writers */ @@ -139,18 +127,17 @@ static void ftrace_mod_code(void) clear_mod_flag(); } -void ftrace_nmi_enter(void) +void arch_ftrace_nmi_enter(void) { if (atomic_inc_return(&nmi_running) & MOD_CODE_WRITE_FLAG) { smp_rmb(); ftrace_mod_code(); - atomic_inc(&nmi_update_count); } /* Must have previous changes seen before executions */ smp_mb(); } -void ftrace_nmi_exit(void) +void arch_ftrace_nmi_exit(void) { /* Finish all executions before clearing nmi_running */ smp_mb(); @@ -165,8 +152,6 @@ static void wait_for_nmi_and_set_mod_flag(void) do { cpu_relax(); } while (atomic_cmpxchg(&nmi_running, 0, MOD_CODE_WRITE_FLAG)); - - nmi_wait_count++; } static void wait_for_nmi(void) @@ -177,8 +162,6 @@ static void wait_for_nmi(void) do { cpu_relax(); } while (atomic_read(&nmi_running)); - - nmi_wait_count++; } static int @@ -212,17 +195,15 @@ static int ftrace_modify_code(unsigned long ip, unsigned char *old_code, unsigned char replaced[MCOUNT_INSN_SIZE]; /* - * Note: Due to modules and __init, code can - * disappear and change, we need to protect against faulting - * as well as code changing. We do this by using the - * probe_kernel_* functions. - * - * No real locking needed, this code is run through - * kstop_machine, or before SMP starts. + * Note: + * We are paranoid about modifying text, as if a bug was to happen, it + * could cause us to read or write to someplace that could cause harm. + * Carefully read and modify the code with probe_kernel_*(), and make + * sure what we read is what we expected it to be before modifying it. */ /* read the text we want to modify */ - if (probe_kernel_read(replaced, (void *)ip, MCOUNT_INSN_SIZE)) + if (copy_from_kernel_nofault(replaced, (void *)ip, MCOUNT_INSN_SIZE)) return -EFAULT; /* Make sure it is what we expect it to be */ @@ -271,14 +252,6 @@ int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr) return ftrace_modify_code(rec->ip, old, new); } - -int __init ftrace_dyn_arch_init(void *data) -{ - /* The return code is retured via data */ - __raw_writel(0, (unsigned long)data); - - return 0; -} #endif /* CONFIG_DYNAMIC_FTRACE */ #ifdef CONFIG_FUNCTION_GRAPH_TRACER @@ -290,7 +263,7 @@ static int ftrace_mod(unsigned long ip, unsigned long old_addr, { unsigned char code[MCOUNT_INSN_SIZE]; - if (probe_kernel_read(code, (void *)ip, MCOUNT_INSN_SIZE)) + if (copy_from_kernel_nofault(code, (void *)ip, MCOUNT_INSN_SIZE)) return -EFAULT; if (old_addr != __raw_readl((unsigned long *)code)) @@ -343,10 +316,12 @@ int ftrace_disable_ftrace_graph_caller(void) void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr) { unsigned long old; - int faulted, err; - struct ftrace_graph_ent trace; + int faulted; unsigned long return_hooker = (unsigned long)&return_to_handler; + if (unlikely(ftrace_graph_is_dead())) + return; + if (unlikely(atomic_read(¤t->tracing_graph_pause))) return; @@ -384,18 +359,7 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr) return; } - err = ftrace_push_return_trace(old, self_addr, &trace.depth, 0); - if (err == -EBUSY) { - __raw_writel(old, parent); - return; - } - - trace.func = self_addr; - - /* Only trace if the calling function expects to */ - if (!ftrace_graph_entry(&trace)) { - current->curr_ret_stack--; + if (function_graph_enter(old, self_addr, 0, NULL)) __raw_writel(old, parent); - } } #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ diff --git a/arch/sh/kernel/head_32.S b/arch/sh/kernel/head_32.S index 7db248936b60..b603b7968b38 100644 --- a/arch/sh/kernel/head_32.S +++ b/arch/sh/kernel/head_32.S @@ -1,14 +1,11 @@ -/* $Id: head.S,v 1.7 2003/09/01 17:58:19 lethal Exp $ +/* SPDX-License-Identifier: GPL-2.0 + * $Id: head.S,v 1.7 2003/09/01 17:58:19 lethal Exp $ * * arch/sh/kernel/head.S * * Copyright (C) 1999, 2000 Niibe Yutaka & Kaz Kojima * Copyright (C) 2010 Matt Fleming * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * * Head.S contains the SH exception handlers and startup code. */ #include <linux/init.h> @@ -66,6 +63,10 @@ ENTRY(_stext) mov #0, r0 ldc r0, r6_bank #endif + +#ifdef CONFIG_OF_EARLY_FLATTREE + mov r4, r12 ! Store device tree blob pointer in r12 +#endif /* * Prefetch if possible to reduce cache miss penalty. @@ -314,6 +315,12 @@ ENTRY(_stext) 10: #endif +#ifdef CONFIG_OF_EARLY_FLATTREE + mov.l 8f, r0 ! Make flat device tree available early. + jsr @r0 + mov r12, r4 +#endif + ! Additional CPU initialization mov.l 6f, r0 jsr @r0 @@ -339,6 +346,9 @@ ENTRY(stack_start) 5: .long start_kernel 6: .long cpu_init 7: .long init_thread_union +#if defined(CONFIG_OF_EARLY_FLATTREE) +8: .long sh_fdt_init +#endif #ifdef CONFIG_PMB .LPMB_ADDR: .long PMB_ADDR diff --git a/arch/sh/kernel/head_64.S b/arch/sh/kernel/head_64.S deleted file mode 100644 index defd851abefa..000000000000 --- a/arch/sh/kernel/head_64.S +++ /dev/null @@ -1,357 +0,0 @@ -/* - * arch/sh/kernel/head_64.S - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/init.h> - -#include <asm/page.h> -#include <asm/cache.h> -#include <asm/tlb.h> -#include <cpu/registers.h> -#include <cpu/mmu_context.h> -#include <asm/thread_info.h> - -/* - * MMU defines: TLB boundaries. - */ - -#define MMUIR_FIRST ITLB_FIXED -#define MMUIR_END ITLB_LAST_VAR_UNRESTRICTED+TLB_STEP -#define MMUIR_STEP TLB_STEP - -#define MMUDR_FIRST DTLB_FIXED -#define MMUDR_END DTLB_LAST_VAR_UNRESTRICTED+TLB_STEP -#define MMUDR_STEP TLB_STEP - -/* Safety check : CONFIG_PAGE_OFFSET has to be a multiple of 512Mb */ -#if (CONFIG_PAGE_OFFSET & ((1UL<<29)-1)) -#error "CONFIG_PAGE_OFFSET must be a multiple of 512Mb" -#endif - -/* - * MMU defines: Fixed TLBs. - */ -/* Deal safely with the case where the base of RAM is not 512Mb aligned */ - -#define ALIGN_512M_MASK (0xffffffffe0000000) -#define ALIGNED_EFFECTIVE ((CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START) & ALIGN_512M_MASK) -#define ALIGNED_PHYSICAL (CONFIG_MEMORY_START & ALIGN_512M_MASK) - -#define MMUIR_TEXT_H (0x0000000000000003 | ALIGNED_EFFECTIVE) - /* Enabled, Shared, ASID 0, Eff. Add. 0xA0000000 */ - -#define MMUIR_TEXT_L (0x000000000000009a | ALIGNED_PHYSICAL) - /* 512 Mb, Cacheable, Write-back, execute, Not User, Ph. Add. */ - -#define MMUDR_CACHED_H 0x0000000000000003 | ALIGNED_EFFECTIVE - /* Enabled, Shared, ASID 0, Eff. Add. 0xA0000000 */ -#define MMUDR_CACHED_L 0x000000000000015a | ALIGNED_PHYSICAL - /* 512 Mb, Cacheable, Write-back, read/write, Not User, Ph. Add. */ - -#ifdef CONFIG_CACHE_OFF -#define ICCR0_INIT_VAL ICCR0_OFF /* ICACHE off */ -#else -#define ICCR0_INIT_VAL ICCR0_ON | ICCR0_ICI /* ICE + ICI */ -#endif -#define ICCR1_INIT_VAL ICCR1_NOLOCK /* No locking */ - -#if defined (CONFIG_CACHE_OFF) -#define OCCR0_INIT_VAL OCCR0_OFF /* D-cache: off */ -#elif defined (CONFIG_CACHE_WRITETHROUGH) -#define OCCR0_INIT_VAL OCCR0_ON | OCCR0_OCI | OCCR0_WT /* D-cache: on, */ - /* WT, invalidate */ -#elif defined (CONFIG_CACHE_WRITEBACK) -#define OCCR0_INIT_VAL OCCR0_ON | OCCR0_OCI | OCCR0_WB /* D-cache: on, */ - /* WB, invalidate */ -#else -#error preprocessor flag CONFIG_CACHE_... not recognized! -#endif - -#define OCCR1_INIT_VAL OCCR1_NOLOCK /* No locking */ - - .section .empty_zero_page, "aw" - .global empty_zero_page - -empty_zero_page: - .long 1 /* MOUNT_ROOT_RDONLY */ - .long 0 /* RAMDISK_FLAGS */ - .long 0x0200 /* ORIG_ROOT_DEV */ - .long 1 /* LOADER_TYPE */ - .long 0x00800000 /* INITRD_START */ - .long 0x00800000 /* INITRD_SIZE */ - .long 0 - - .text - .balign 4096,0,4096 - - .section .data, "aw" - .balign PAGE_SIZE - - .section .data, "aw" - .balign PAGE_SIZE - - .global mmu_pdtp_cache -mmu_pdtp_cache: - .space PAGE_SIZE, 0 - - .global empty_bad_page -empty_bad_page: - .space PAGE_SIZE, 0 - - .global empty_bad_pte_table -empty_bad_pte_table: - .space PAGE_SIZE, 0 - - .global fpu_in_use -fpu_in_use: .quad 0 - - - __HEAD - .balign L1_CACHE_BYTES -/* - * Condition at the entry of __stext: - * . Reset state: - * . SR.FD = 1 (FPU disabled) - * . SR.BL = 1 (Exceptions disabled) - * . SR.MD = 1 (Privileged Mode) - * . SR.MMU = 0 (MMU Disabled) - * . SR.CD = 0 (CTC User Visible) - * . SR.IMASK = Undefined (Interrupt Mask) - * - * Operations supposed to be performed by __stext: - * . prevent speculative fetch onto device memory while MMU is off - * . reflect as much as possible SH5 ABI (r15, r26, r27, r18) - * . first, save CPU state and set it to something harmless - * . any CPU detection and/or endianness settings (?) - * . initialize EMI/LMI (but not TMU/RTC/INTC/SCIF): TBD - * . set initial TLB entries for cached and uncached regions - * (no fine granularity paging) - * . set initial cache state - * . enable MMU and caches - * . set CPU to a consistent state - * . registers (including stack pointer and current/KCR0) - * . NOT expecting to set Exception handling nor VBR/RESVEC/DCR - * at this stage. This is all to later Linux initialization steps. - * . initialize FPU - * . clear BSS - * . jump into start_kernel() - * . be prepared to hopeless start_kernel() returns. - * - */ - .global _stext -_stext: - /* - * Prevent speculative fetch on device memory due to - * uninitialized target registers. - */ - ptabs/u ZERO, tr0 - ptabs/u ZERO, tr1 - ptabs/u ZERO, tr2 - ptabs/u ZERO, tr3 - ptabs/u ZERO, tr4 - ptabs/u ZERO, tr5 - ptabs/u ZERO, tr6 - ptabs/u ZERO, tr7 - synci - - /* - * Read/Set CPU state. After this block: - * r29 = Initial SR - */ - getcon SR, r29 - movi SR_HARMLESS, r20 - putcon r20, SR - - /* - * Initialize EMI/LMI. To Be Done. - */ - - /* - * CPU detection and/or endianness settings (?). To Be Done. - * Pure PIC code here, please ! Just save state into r30. - * After this block: - * r30 = CPU type/Platform Endianness - */ - - /* - * Set initial TLB entries for cached and uncached regions. - * Note: PTA/BLINK is PIC code, PTABS/BLINK isn't ! - */ - /* Clear ITLBs */ - pta clear_ITLB, tr1 - movi MMUIR_FIRST, r21 - movi MMUIR_END, r22 -clear_ITLB: - putcfg r21, 0, ZERO /* Clear MMUIR[n].PTEH.V */ - addi r21, MMUIR_STEP, r21 - bne r21, r22, tr1 - - /* Clear DTLBs */ - pta clear_DTLB, tr1 - movi MMUDR_FIRST, r21 - movi MMUDR_END, r22 -clear_DTLB: - putcfg r21, 0, ZERO /* Clear MMUDR[n].PTEH.V */ - addi r21, MMUDR_STEP, r21 - bne r21, r22, tr1 - - /* Map one big (512Mb) page for ITLB */ - movi MMUIR_FIRST, r21 - movi MMUIR_TEXT_L, r22 /* PTEL first */ - add.l r22, r63, r22 /* Sign extend */ - putcfg r21, 1, r22 /* Set MMUIR[0].PTEL */ - movi MMUIR_TEXT_H, r22 /* PTEH last */ - add.l r22, r63, r22 /* Sign extend */ - putcfg r21, 0, r22 /* Set MMUIR[0].PTEH */ - - /* Map one big CACHED (512Mb) page for DTLB */ - movi MMUDR_FIRST, r21 - movi MMUDR_CACHED_L, r22 /* PTEL first */ - add.l r22, r63, r22 /* Sign extend */ - putcfg r21, 1, r22 /* Set MMUDR[0].PTEL */ - movi MMUDR_CACHED_H, r22 /* PTEH last */ - add.l r22, r63, r22 /* Sign extend */ - putcfg r21, 0, r22 /* Set MMUDR[0].PTEH */ - - /* - * Setup a DTLB translation for SCIF phys. - */ - addi r21, MMUDR_STEP, r21 - movi 0x0a03, r22 /* SCIF phys */ - shori 0x0148, r22 - putcfg r21, 1, r22 /* PTEL first */ - movi 0xfa03, r22 /* 0xfa030000, fixed SCIF virt */ - shori 0x0003, r22 - putcfg r21, 0, r22 /* PTEH last */ - - /* - * Set cache behaviours. - */ - /* ICache */ - movi ICCR_BASE, r21 - movi ICCR0_INIT_VAL, r22 - movi ICCR1_INIT_VAL, r23 - putcfg r21, ICCR_REG0, r22 - putcfg r21, ICCR_REG1, r23 - - /* OCache */ - movi OCCR_BASE, r21 - movi OCCR0_INIT_VAL, r22 - movi OCCR1_INIT_VAL, r23 - putcfg r21, OCCR_REG0, r22 - putcfg r21, OCCR_REG1, r23 - - - /* - * Enable Caches and MMU. Do the first non-PIC jump. - * Now head.S global variables, constants and externs - * can be used. - */ - getcon SR, r21 - movi SR_ENABLE_MMU, r22 - or r21, r22, r21 - putcon r21, SSR - movi hyperspace, r22 - ori r22, 1, r22 /* Make it SHmedia, not required but..*/ - putcon r22, SPC - synco - rte /* And now go into the hyperspace ... */ -hyperspace: /* ... that's the next instruction ! */ - - /* - * Set CPU to a consistent state. - * r31 = FPU support flag - * tr0/tr7 in use. Others give a chance to loop somewhere safe - */ - movi start_kernel, r32 - ori r32, 1, r32 - - ptabs r32, tr0 /* r32 = _start_kernel address */ - pta/u hopeless, tr1 - pta/u hopeless, tr2 - pta/u hopeless, tr3 - pta/u hopeless, tr4 - pta/u hopeless, tr5 - pta/u hopeless, tr6 - pta/u hopeless, tr7 - gettr tr1, r28 /* r28 = hopeless address */ - - /* Set initial stack pointer */ - movi init_thread_union, SP - putcon SP, KCR0 /* Set current to init_task */ - movi THREAD_SIZE, r22 /* Point to the end */ - add SP, r22, SP - - /* - * Initialize FPU. - * Keep FPU flag in r31. After this block: - * r31 = FPU flag - */ - movi fpu_in_use, r31 /* Temporary */ - -#ifdef CONFIG_SH_FPU - getcon SR, r21 - movi SR_ENABLE_FPU, r22 - and r21, r22, r22 - putcon r22, SR /* Try to enable */ - getcon SR, r22 - xor r21, r22, r21 - shlri r21, 15, r21 /* Supposedly 0/1 */ - st.q r31, 0 , r21 /* Set fpu_in_use */ -#else - movi 0, r21 - st.q r31, 0 , r21 /* Set fpu_in_use */ -#endif - or r21, ZERO, r31 /* Set FPU flag at last */ - -#ifndef CONFIG_SH_NO_BSS_INIT -/* Don't clear BSS if running on slow platforms such as an RTL simulation, - remote memory via SHdebug link, etc. For these the memory can be guaranteed - to be all zero on boot anyway. */ - /* - * Clear bss - */ - pta clear_quad, tr1 - movi __bss_start, r22 - movi _end, r23 -clear_quad: - st.q r22, 0, ZERO - addi r22, 8, r22 - bne r22, r23, tr1 /* Both quad aligned, see vmlinux.lds.S */ -#endif - pta/u hopeless, tr1 - - /* Say bye to head.S but be prepared to wrongly get back ... */ - blink tr0, LINK - - /* If we ever get back here through LINK/tr1-tr7 */ - pta/u hopeless, tr7 - -hopeless: - /* - * Something's badly wrong here. Loop endlessly, - * there's nothing more we can do about it. - * - * Note on hopeless: it can be jumped into invariably - * before or after jumping into hyperspace. The only - * requirement is to be PIC called (PTA) before and - * any way (PTA/PTABS) after. According to Virtual - * to Physical mapping a simulator/emulator can easily - * tell where we came here from just looking at hopeless - * (PC) address. - * - * For debugging purposes: - * (r28) hopeless/loop address - * (r29) Original SR - * (r30) CPU type/Platform endianness - * (r31) FPU Support - * (r32) _start_kernel address - */ - blink tr7, ZERO diff --git a/arch/sh/kernel/hw_breakpoint.c b/arch/sh/kernel/hw_breakpoint.c index f9173766ec4b..f10d64311127 100644 --- a/arch/sh/kernel/hw_breakpoint.c +++ b/arch/sh/kernel/hw_breakpoint.c @@ -1,16 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/hw_breakpoint.c * * Unified kernel/user-space hardware breakpoint facility for the on-chip UBC. * * Copyright (C) 2009 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/perf_event.h> +#include <linux/sched/signal.h> #include <linux/hw_breakpoint.h> #include <linux/percpu.h> #include <linux/kallsyms.h> @@ -52,7 +50,7 @@ int arch_install_hw_breakpoint(struct perf_event *bp) int i; for (i = 0; i < sh_ubc->num_events; i++) { - struct perf_event **slot = &__get_cpu_var(bp_per_reg[i]); + struct perf_event **slot = this_cpu_ptr(&bp_per_reg[i]); if (!*slot) { *slot = bp; @@ -84,7 +82,7 @@ void arch_uninstall_hw_breakpoint(struct perf_event *bp) int i; for (i = 0; i < sh_ubc->num_events; i++) { - struct perf_event **slot = &__get_cpu_var(bp_per_reg[i]); + struct perf_event **slot = this_cpu_ptr(&bp_per_reg[i]); if (*slot == bp) { *slot = NULL; @@ -123,14 +121,13 @@ static int get_hbp_len(u16 hbp_len) /* * Check for virtual address in kernel space. */ -int arch_check_bp_in_kernelspace(struct perf_event *bp) +int arch_check_bp_in_kernelspace(struct arch_hw_breakpoint *hw) { unsigned int len; unsigned long va; - struct arch_hw_breakpoint *info = counter_arch_bp(bp); - va = info->address; - len = get_hbp_len(info->len); + va = hw->address; + len = get_hbp_len(hw->len); return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE); } @@ -160,6 +157,7 @@ int arch_bp_generic_fields(int sh_len, int sh_type, switch (sh_type) { case SH_BREAKPOINT_READ: *gen_type = HW_BREAKPOINT_R; + break; case SH_BREAKPOINT_WRITE: *gen_type = HW_BREAKPOINT_W; break; @@ -173,40 +171,40 @@ int arch_bp_generic_fields(int sh_len, int sh_type, return 0; } -static int arch_build_bp_info(struct perf_event *bp) +static int arch_build_bp_info(struct perf_event *bp, + const struct perf_event_attr *attr, + struct arch_hw_breakpoint *hw) { - struct arch_hw_breakpoint *info = counter_arch_bp(bp); - - info->address = bp->attr.bp_addr; + hw->address = attr->bp_addr; /* Len */ - switch (bp->attr.bp_len) { + switch (attr->bp_len) { case HW_BREAKPOINT_LEN_1: - info->len = SH_BREAKPOINT_LEN_1; + hw->len = SH_BREAKPOINT_LEN_1; break; case HW_BREAKPOINT_LEN_2: - info->len = SH_BREAKPOINT_LEN_2; + hw->len = SH_BREAKPOINT_LEN_2; break; case HW_BREAKPOINT_LEN_4: - info->len = SH_BREAKPOINT_LEN_4; + hw->len = SH_BREAKPOINT_LEN_4; break; case HW_BREAKPOINT_LEN_8: - info->len = SH_BREAKPOINT_LEN_8; + hw->len = SH_BREAKPOINT_LEN_8; break; default: return -EINVAL; } /* Type */ - switch (bp->attr.bp_type) { + switch (attr->bp_type) { case HW_BREAKPOINT_R: - info->type = SH_BREAKPOINT_READ; + hw->type = SH_BREAKPOINT_READ; break; case HW_BREAKPOINT_W: - info->type = SH_BREAKPOINT_WRITE; + hw->type = SH_BREAKPOINT_WRITE; break; case HW_BREAKPOINT_W | HW_BREAKPOINT_R: - info->type = SH_BREAKPOINT_RW; + hw->type = SH_BREAKPOINT_RW; break; default: return -EINVAL; @@ -218,19 +216,20 @@ static int arch_build_bp_info(struct perf_event *bp) /* * Validate the arch-specific HW Breakpoint register settings */ -int arch_validate_hwbkpt_settings(struct perf_event *bp) +int hw_breakpoint_arch_parse(struct perf_event *bp, + const struct perf_event_attr *attr, + struct arch_hw_breakpoint *hw) { - struct arch_hw_breakpoint *info = counter_arch_bp(bp); unsigned int align; int ret; - ret = arch_build_bp_info(bp); + ret = arch_build_bp_info(bp, attr, hw); if (ret) return ret; ret = -EINVAL; - switch (info->len) { + switch (hw->len) { case SH_BREAKPOINT_LEN_1: align = 0; break; @@ -248,17 +247,10 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp) } /* - * For kernel-addresses, either the address or symbol name can be - * specified. - */ - if (info->name) - info->address = (unsigned long)kallsyms_lookup_name(info->name); - - /* * Check that the low-order bits of the address are appropriate * for the alignment implied by len. */ - if (info->address & align) + if (hw->address & align) return -EINVAL; return 0; @@ -345,14 +337,9 @@ static int __kprobes hw_breakpoint_handler(struct die_args *args) perf_bp_event(bp, args->regs); /* Deliver the signal to userspace */ - if (!arch_check_bp_in_kernelspace(bp)) { - siginfo_t info; - - info.si_signo = args->signr; - info.si_errno = notifier_to_errno(rc); - info.si_code = TRAP_HWBKPT; - - force_sig_info(args->signr, &info, current); + if (!arch_check_bp_in_kernelspace(&bp->hw.info)) { + force_sig_fault(SIGTRAP, TRAP_HWBKPT, + (void __user *)NULL); } rcu_read_unlock(); diff --git a/arch/sh/kernel/idle.c b/arch/sh/kernel/idle.c index 2ea4483fd722..045d93f151fd 100644 --- a/arch/sh/kernel/idle.c +++ b/arch/sh/kernel/idle.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * The idle loop for all SuperH platforms. * * Copyright (C) 2002 - 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ +#include <linux/cpu.h> #include <linux/module.h> #include <linux/init.h> #include <linux/mm.h> @@ -16,9 +14,8 @@ #include <linux/thread_info.h> #include <linux/irqflags.h> #include <linux/smp.h> -#include <linux/cpuidle.h> #include <linux/atomic.h> -#include <asm/pgalloc.h> +#include <asm/processor.h> #include <asm/smp.h> #include <asm/bl_bit.h> @@ -27,21 +24,21 @@ static void (*sh_idle)(void); void default_idle(void) { set_bl_bit(); - local_irq_enable(); + raw_local_irq_enable(); /* Isn't this racy ? */ cpu_sleep(); + raw_local_irq_disable(); clear_bl_bit(); } -void arch_cpu_idle_dead(void) +void __noreturn arch_cpu_idle_dead(void) { play_dead(); } void arch_cpu_idle(void) { - if (cpuidle_idle_call()) - sh_idle(); + sh_idle(); } void __init select_idle_routine(void) diff --git a/arch/sh/kernel/io.c b/arch/sh/kernel/io.c index 5c51b794ba2a..da22f3b32d30 100644 --- a/arch/sh/kernel/io.c +++ b/arch/sh/kernel/io.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/io.c - Machine independent I/O functions. * * Copyright (C) 2000 - 2009 Stuart Menefy * Copyright (C) 2005 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/module.h> #include <linux/pci.h> diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c index c0a9761f2f8a..e803b14ef12e 100644 --- a/arch/sh/kernel/io_trapped.c +++ b/arch/sh/kernel/io_trapped.c @@ -1,13 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Trapped io support * * Copyright (C) 2008 Magnus Damm * * Intercept io operations by trapping. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/mm.h> @@ -16,13 +13,13 @@ #include <linux/module.h> #include <linux/init.h> #include <asm/mmu_context.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/io.h> #include <asm/io_trapped.h> #define TRAPPED_PAGES_MAX 16 -#ifdef CONFIG_HAS_IOPORT +#ifdef CONFIG_HAS_IOPORT_MAP LIST_HEAD(trapped_io); EXPORT_SYMBOL_GPL(trapped_io); #endif @@ -90,7 +87,7 @@ int register_trapped_io(struct trapped_io *tiop) tiop->magic = IO_TRAPPED_MAGIC; INIT_LIST_HEAD(&tiop->list); spin_lock_irq(&trapped_lock); -#ifdef CONFIG_HAS_IOPORT +#ifdef CONFIG_HAS_IOPORT_MAP if (flags & IORESOURCE_IO) list_add(&tiop->list, &trapped_io); #endif @@ -102,10 +99,9 @@ int register_trapped_io(struct trapped_io *tiop) return 0; bad: - pr_warning("unable to install trapped io filter\n"); + pr_warn("unable to install trapped io filter\n"); return -1; } -EXPORT_SYMBOL_GPL(register_trapped_io); void __iomem *match_trapped_io_handler(struct list_head *list, unsigned long offset, @@ -134,11 +130,11 @@ void __iomem *match_trapped_io_handler(struct list_head *list, spin_unlock_irqrestore(&trapped_lock, flags); return NULL; } -EXPORT_SYMBOL_GPL(match_trapped_io_handler); static struct trapped_io *lookup_tiop(unsigned long address) { pgd_t *pgd_k; + p4d_t *p4d_k; pud_t *pud_k; pmd_t *pmd_k; pte_t *pte_k; @@ -148,7 +144,11 @@ static struct trapped_io *lookup_tiop(unsigned long address) if (!pgd_present(*pgd_k)) return NULL; - pud_k = pud_offset(pgd_k, address); + p4d_k = p4d_offset(pgd_k, address); + if (!p4d_present(*p4d_k)) + return NULL; + + pud_k = pud_offset(p4d_k, address); if (!pud_present(*pud_k)) return NULL; @@ -270,7 +270,6 @@ static struct mem_access trapped_io_access = { int handle_trapped_io(struct pt_regs *regs, unsigned long address) { - mm_segment_t oldfs; insn_size_t instruction; int tmp; @@ -281,16 +280,12 @@ int handle_trapped_io(struct pt_regs *regs, unsigned long address) WARN_ON(user_mode(regs)); - oldfs = get_fs(); - set_fs(KERNEL_DS); - if (copy_from_user(&instruction, (void *)(regs->pc), - sizeof(instruction))) { - set_fs(oldfs); + if (copy_from_kernel_nofault(&instruction, (void *)(regs->pc), + sizeof(instruction))) { return 0; } tmp = handle_unaligned_access(instruction, regs, &trapped_io_access, 1, address); - set_fs(oldfs); return tmp == 0; } diff --git a/arch/sh/kernel/iomap.c b/arch/sh/kernel/iomap.c deleted file mode 100644 index 2e8e8b9b9cef..000000000000 --- a/arch/sh/kernel/iomap.c +++ /dev/null @@ -1,165 +0,0 @@ -/* - * arch/sh/kernel/iomap.c - * - * Copyright (C) 2000 Niibe Yutaka - * Copyright (C) 2005 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/module.h> -#include <linux/io.h> - -unsigned int ioread8(void __iomem *addr) -{ - return readb(addr); -} -EXPORT_SYMBOL(ioread8); - -unsigned int ioread16(void __iomem *addr) -{ - return readw(addr); -} -EXPORT_SYMBOL(ioread16); - -unsigned int ioread16be(void __iomem *addr) -{ - return be16_to_cpu(__raw_readw(addr)); -} -EXPORT_SYMBOL(ioread16be); - -unsigned int ioread32(void __iomem *addr) -{ - return readl(addr); -} -EXPORT_SYMBOL(ioread32); - -unsigned int ioread32be(void __iomem *addr) -{ - return be32_to_cpu(__raw_readl(addr)); -} -EXPORT_SYMBOL(ioread32be); - -void iowrite8(u8 val, void __iomem *addr) -{ - writeb(val, addr); -} -EXPORT_SYMBOL(iowrite8); - -void iowrite16(u16 val, void __iomem *addr) -{ - writew(val, addr); -} -EXPORT_SYMBOL(iowrite16); - -void iowrite16be(u16 val, void __iomem *addr) -{ - __raw_writew(cpu_to_be16(val), addr); -} -EXPORT_SYMBOL(iowrite16be); - -void iowrite32(u32 val, void __iomem *addr) -{ - writel(val, addr); -} -EXPORT_SYMBOL(iowrite32); - -void iowrite32be(u32 val, void __iomem *addr) -{ - __raw_writel(cpu_to_be32(val), addr); -} -EXPORT_SYMBOL(iowrite32be); - -/* - * These are the "repeat MMIO read/write" functions. - * Note the "__raw" accesses, since we don't want to - * convert to CPU byte order. We write in "IO byte - * order" (we also don't have IO barriers). - */ -static inline void mmio_insb(void __iomem *addr, u8 *dst, int count) -{ - while (--count >= 0) { - u8 data = __raw_readb(addr); - *dst = data; - dst++; - } -} - -static inline void mmio_insw(void __iomem *addr, u16 *dst, int count) -{ - while (--count >= 0) { - u16 data = __raw_readw(addr); - *dst = data; - dst++; - } -} - -static inline void mmio_insl(void __iomem *addr, u32 *dst, int count) -{ - while (--count >= 0) { - u32 data = __raw_readl(addr); - *dst = data; - dst++; - } -} - -static inline void mmio_outsb(void __iomem *addr, const u8 *src, int count) -{ - while (--count >= 0) { - __raw_writeb(*src, addr); - src++; - } -} - -static inline void mmio_outsw(void __iomem *addr, const u16 *src, int count) -{ - while (--count >= 0) { - __raw_writew(*src, addr); - src++; - } -} - -static inline void mmio_outsl(void __iomem *addr, const u32 *src, int count) -{ - while (--count >= 0) { - __raw_writel(*src, addr); - src++; - } -} - -void ioread8_rep(void __iomem *addr, void *dst, unsigned long count) -{ - mmio_insb(addr, dst, count); -} -EXPORT_SYMBOL(ioread8_rep); - -void ioread16_rep(void __iomem *addr, void *dst, unsigned long count) -{ - mmio_insw(addr, dst, count); -} -EXPORT_SYMBOL(ioread16_rep); - -void ioread32_rep(void __iomem *addr, void *dst, unsigned long count) -{ - mmio_insl(addr, dst, count); -} -EXPORT_SYMBOL(ioread32_rep); - -void iowrite8_rep(void __iomem *addr, const void *src, unsigned long count) -{ - mmio_outsb(addr, src, count); -} -EXPORT_SYMBOL(iowrite8_rep); - -void iowrite16_rep(void __iomem *addr, const void *src, unsigned long count) -{ - mmio_outsw(addr, src, count); -} -EXPORT_SYMBOL(iowrite16_rep); - -void iowrite32_rep(void __iomem *addr, const void *src, unsigned long count) -{ - mmio_outsl(addr, src, count); -} -EXPORT_SYMBOL(iowrite32_rep); diff --git a/arch/sh/kernel/ioport.c b/arch/sh/kernel/ioport.c index cca14ba84a37..915a3dfd9f02 100644 --- a/arch/sh/kernel/ioport.c +++ b/arch/sh/kernel/ioport.c @@ -1,28 +1,17 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/ioport.c * * Copyright (C) 2000 Niibe Yutaka * Copyright (C) 2005 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/module.h> #include <linux/io.h> +#include <asm/io_trapped.h> unsigned long sh_io_port_base __read_mostly = -1; EXPORT_SYMBOL(sh_io_port_base); -void __iomem *__ioport_map(unsigned long addr, unsigned int size) -{ - if (sh_mv.mv_ioport_map) - return sh_mv.mv_ioport_map(addr, size); - - return (void __iomem *)(addr + sh_io_port_base); -} -EXPORT_SYMBOL(__ioport_map); - void __iomem *ioport_map(unsigned long port, unsigned int nr) { void __iomem *ret; @@ -31,13 +20,6 @@ void __iomem *ioport_map(unsigned long port, unsigned int nr) if (ret) return ret; - return __ioport_map(port, nr); + return (void __iomem *)(port + sh_io_port_base); } EXPORT_SYMBOL(ioport_map); - -void ioport_unmap(void __iomem *addr) -{ - if (sh_mv.mv_ioport_unmap) - sh_mv.mv_ioport_unmap(addr); -} -EXPORT_SYMBOL(ioport_unmap); diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c index 063af10ff3c1..9022d8af9d68 100644 --- a/arch/sh/kernel/irq.c +++ b/arch/sh/kernel/irq.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/kernel/irq.c * @@ -16,9 +17,10 @@ #include <linux/ratelimit.h> #include <asm/processor.h> #include <asm/machvec.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/thread_info.h> #include <cpu/mmu_context.h> +#include <asm/softirq_stack.h> atomic_t irq_err_count; @@ -41,9 +43,9 @@ int arch_show_interrupts(struct seq_file *p, int prec) { int j; - seq_printf(p, "%*s: ", prec, "NMI"); + seq_printf(p, "%*s:", prec, "NMI"); for_each_online_cpu(j) - seq_printf(p, "%10u ", irq_stat[j].__nmi_count); + seq_put_decimal_ull_width(p, " ", per_cpu(irq_stat.__nmi_count, j), 10); seq_printf(p, " Non-maskable interrupts\n"); seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); @@ -99,7 +101,7 @@ static inline void handle_one_irq(unsigned int irq) "mov %0, r4 \n" "mov r15, r8 \n" "jsr @%1 \n" - /* swith to the irq stack */ + /* switch to the irq stack */ " mov %2, r15 \n" /* restore the stack (ring zero) */ "mov r8, r15 \n" @@ -124,7 +126,6 @@ void irq_ctx_init(int cpu) irqctx = (union irq_ctx *)&hardirq_stack[cpu * THREAD_SIZE]; irqctx->tinfo.task = NULL; - irqctx->tinfo.exec_domain = NULL; irqctx->tinfo.cpu = cpu; irqctx->tinfo.preempt_count = HARDIRQ_OFFSET; irqctx->tinfo.addr_limit = MAKE_MM_SEG(0); @@ -133,7 +134,6 @@ void irq_ctx_init(int cpu) irqctx = (union irq_ctx *)&softirq_stack[cpu * THREAD_SIZE]; irqctx->tinfo.task = NULL; - irqctx->tinfo.exec_domain = NULL; irqctx->tinfo.cpu = cpu; irqctx->tinfo.preempt_count = 0; irqctx->tinfo.addr_limit = MAKE_MM_SEG(0); @@ -149,48 +149,35 @@ void irq_ctx_exit(int cpu) hardirq_ctx[cpu] = NULL; } -asmlinkage void do_softirq(void) +#ifdef CONFIG_SOFTIRQ_ON_OWN_STACK +void do_softirq_own_stack(void) { - unsigned long flags; struct thread_info *curctx; union irq_ctx *irqctx; u32 *isp; - if (in_interrupt()) - return; - - local_irq_save(flags); - - if (local_softirq_pending()) { - curctx = current_thread_info(); - irqctx = softirq_ctx[smp_processor_id()]; - irqctx->tinfo.task = curctx->task; - irqctx->tinfo.previous_sp = current_stack_pointer; - - /* build the stack frame on the softirq stack */ - isp = (u32 *)((char *)irqctx + sizeof(*irqctx)); - - __asm__ __volatile__ ( - "mov r15, r9 \n" - "jsr @%0 \n" - /* switch to the softirq stack */ - " mov %1, r15 \n" - /* restore the thread stack */ - "mov r9, r15 \n" - : /* no outputs */ - : "r" (__do_softirq), "r" (isp) - : "memory", "r0", "r1", "r2", "r3", "r4", - "r5", "r6", "r7", "r8", "r9", "r15", "t", "pr" - ); - - /* - * Shouldn't happen, we returned above if in_interrupt(): - */ - WARN_ON_ONCE(softirq_count()); - } - - local_irq_restore(flags); + curctx = current_thread_info(); + irqctx = softirq_ctx[smp_processor_id()]; + irqctx->tinfo.task = curctx->task; + irqctx->tinfo.previous_sp = current_stack_pointer; + + /* build the stack frame on the softirq stack */ + isp = (u32 *)((char *)irqctx + sizeof(*irqctx)); + + __asm__ __volatile__ ( + "mov r15, r9 \n" + "jsr @%0 \n" + /* switch to the softirq stack */ + " mov %1, r15 \n" + /* restore the thread stack */ + "mov r9, r15 \n" + : /* no outputs */ + : "r" (__do_softirq), "r" (isp) + : "memory", "r0", "r1", "r2", "r3", "r4", + "r5", "r6", "r7", "r8", "r9", "r15", "t", "pr" + ); } +#endif #else static inline void handle_one_irq(unsigned int irq) { @@ -232,19 +219,6 @@ void __init init_IRQ(void) } #ifdef CONFIG_HOTPLUG_CPU -static void route_irq(struct irq_data *data, unsigned int irq, unsigned int cpu) -{ - struct irq_desc *desc = irq_to_desc(irq); - struct irq_chip *chip = irq_data_get_irq_chip(data); - - printk(KERN_INFO "IRQ%u: moving from cpu%u to cpu%u\n", - irq, data->node, cpu); - - raw_spin_lock_irq(&desc->lock); - chip->irq_set_affinity(data, cpumask_of(cpu), false); - raw_spin_unlock_irq(&desc->lock); -} - /* * The CPU has been marked offline. Migrate IRQs off this CPU. If * the affinity settings do not allow other CPUs, force them onto any @@ -257,19 +231,18 @@ void migrate_irqs(void) for_each_active_irq(irq) { struct irq_data *data = irq_get_irq_data(irq); - if (data->node == cpu) { - unsigned int newcpu = cpumask_any_and(data->affinity, + if (irq_data_get_node(data) == cpu) { + const struct cpumask *mask = irq_data_get_affinity_mask(data); + unsigned int newcpu = cpumask_any_and(mask, cpu_online_mask); if (newcpu >= nr_cpu_ids) { pr_info_ratelimited("IRQ%u no longer affine to CPU%u\n", irq, cpu); - cpumask_setall(data->affinity); - newcpu = cpumask_any_and(data->affinity, - cpu_online_mask); + irq_set_affinity(irq, cpu_all_mask); + } else { + irq_set_affinity(irq, mask); } - - route_irq(data, irq, newcpu); } } } diff --git a/arch/sh/kernel/irq_32.c b/arch/sh/kernel/irq_32.c index e5a755be9129..e09cdc4ada68 100644 --- a/arch/sh/kernel/irq_32.c +++ b/arch/sh/kernel/irq_32.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SHcompact irqflags support * * Copyright (C) 2006 - 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/irqflags.h> #include <linux/module.h> diff --git a/arch/sh/kernel/irq_64.c b/arch/sh/kernel/irq_64.c deleted file mode 100644 index 8fc05b997b6d..000000000000 --- a/arch/sh/kernel/irq_64.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * SHmedia irqflags support - * - * Copyright (C) 2006 - 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/irqflags.h> -#include <linux/module.h> -#include <cpu/registers.h> - -void notrace arch_local_irq_restore(unsigned long flags) -{ - unsigned long long __dummy; - - if (flags == ARCH_IRQ_DISABLED) { - __asm__ __volatile__ ( - "getcon " __SR ", %0\n\t" - "or %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy) - : "r" (ARCH_IRQ_DISABLED) - ); - } else { - __asm__ __volatile__ ( - "getcon " __SR ", %0\n\t" - "and %0, %1, %0\n\t" - "putcon %0, " __SR "\n\t" - : "=&r" (__dummy) - : "r" (~ARCH_IRQ_DISABLED) - ); - } -} -EXPORT_SYMBOL(arch_local_irq_restore); - -unsigned long notrace arch_local_save_flags(void) -{ - unsigned long flags; - - __asm__ __volatile__ ( - "getcon " __SR ", %0\n\t" - "and %0, %1, %0" - : "=&r" (flags) - : "r" (ARCH_IRQ_DISABLED) - ); - - return flags; -} -EXPORT_SYMBOL(arch_local_save_flags); diff --git a/arch/sh/kernel/kdebugfs.c b/arch/sh/kernel/kdebugfs.c index e11c30bb100c..8b505e1556a5 100644 --- a/arch/sh/kernel/kdebugfs.c +++ b/arch/sh/kernel/kdebugfs.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/module.h> #include <linux/init.h> #include <linux/debugfs.h> @@ -8,9 +9,6 @@ EXPORT_SYMBOL(arch_debugfs_dir); static int __init arch_kdebugfs_init(void) { arch_debugfs_dir = debugfs_create_dir("sh", NULL); - if (!arch_debugfs_dir) - return -ENOMEM; - return 0; } arch_initcall(arch_kdebugfs_init); diff --git a/arch/sh/kernel/kgdb.c b/arch/sh/kernel/kgdb.c index 38b313909ac9..e4147efa9ec6 100644 --- a/arch/sh/kernel/kgdb.c +++ b/arch/sh/kernel/kgdb.c @@ -1,18 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SuperH KGDB support * * Copyright (C) 2008 - 2012 Paul Mundt * * Single stepping taken from the old stub by Henry Bell and Jeremy Siegel. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kgdb.h> #include <linux/kdebug.h> #include <linux/irq.h> #include <linux/io.h> +#include <linux/sched.h> +#include <linux/sched/task_stack.h> + #include <asm/cacheflush.h> #include <asm/traps.h> @@ -266,6 +266,7 @@ int kgdb_arch_handle_exception(int e_vector, int signo, int err_code, ptr = &remcomInBuffer[1]; if (kgdb_hex2long(&ptr, &addr)) linux_regs->pc = addr; + fallthrough; case 'D': case 'k': atomic_set(&kgdb_cpu_doing_single_step, -1); @@ -311,18 +312,6 @@ BUILD_TRAP_HANDLER(singlestep) local_irq_restore(flags); } -static void kgdb_call_nmi_hook(void *ignored) -{ - kgdb_nmicallback(raw_smp_processor_id(), get_irq_regs()); -} - -void kgdb_roundup_cpus(unsigned long flags) -{ - local_irq_enable(); - smp_call_function(kgdb_call_nmi_hook, NULL, 0); - local_irq_disable(); -} - static int __kgdb_notify(struct die_args *args, unsigned long cmd) { int ret; @@ -379,7 +368,7 @@ void kgdb_arch_exit(void) unregister_die_notifier(&kgdb_notifier); } -struct kgdb_arch arch_kgdb_ops = { +const struct kgdb_arch arch_kgdb_ops = { /* Breakpoint instruction: trapa #0x3c */ #ifdef CONFIG_CPU_LITTLE_ENDIAN .gdb_bpt_instr = { 0x3c, 0xc3 }, diff --git a/arch/sh/kernel/kprobes.c b/arch/sh/kernel/kprobes.c index 42b46e61a2d5..a250fb1b9420 100644 --- a/arch/sh/kernel/kprobes.c +++ b/arch/sh/kernel/kprobes.c @@ -1,21 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Kernel probes (kprobes) for SuperH * * Copyright (C) 2007 Chris Smith <chris.smith@st.com> * Copyright (C) 2006 Lineo Solutions, Inc. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kprobes.h> -#include <linux/module.h> +#include <linux/extable.h> #include <linux/ptrace.h> #include <linux/preempt.h> #include <linux/kdebug.h> #include <linux/slab.h> #include <asm/cacheflush.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> DEFINE_PER_CPU(struct kprobe *, current_kprobe) = NULL; DEFINE_PER_CPU(struct kprobe_ctlblk, kprobe_ctlblk); @@ -42,22 +39,17 @@ static DEFINE_PER_CPU(struct kprobe, saved_next_opcode2); int __kprobes arch_prepare_kprobe(struct kprobe *p) { - kprobe_opcode_t opcode = *(kprobe_opcode_t *) (p->addr); + kprobe_opcode_t opcode = *p->addr; if (OPCODE_RTE(opcode)) return -EFAULT; /* Bad breakpoint */ + memcpy(p->ainsn.insn, p->addr, MAX_INSN_SIZE * sizeof(kprobe_opcode_t)); p->opcode = opcode; return 0; } -void __kprobes arch_copy_kprobe(struct kprobe *p) -{ - memcpy(p->ainsn.insn, p->addr, MAX_INSN_SIZE * sizeof(kprobe_opcode_t)); - p->opcode = *p->addr; -} - void __kprobes arch_arm_kprobe(struct kprobe *p) { *p->addr = BREAKPOINT_INSTRUCTION; @@ -102,7 +94,7 @@ int __kprobes kprobe_handle_illslot(unsigned long pc) void __kprobes arch_remove_kprobe(struct kprobe *p) { - struct kprobe *saved = &__get_cpu_var(saved_next_opcode); + struct kprobe *saved = this_cpu_ptr(&saved_next_opcode); if (saved->addr) { arch_disarm_kprobe(p); @@ -111,7 +103,7 @@ void __kprobes arch_remove_kprobe(struct kprobe *p) saved->addr = NULL; saved->opcode = 0; - saved = &__get_cpu_var(saved_next_opcode2); + saved = this_cpu_ptr(&saved_next_opcode2); if (saved->addr) { arch_disarm_kprobe(saved); @@ -129,14 +121,14 @@ static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb) static void __kprobes restore_previous_kprobe(struct kprobe_ctlblk *kcb) { - __get_cpu_var(current_kprobe) = kcb->prev_kprobe.kp; + __this_cpu_write(current_kprobe, kcb->prev_kprobe.kp); kcb->kprobe_status = kcb->prev_kprobe.status; } static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs, struct kprobe_ctlblk *kcb) { - __get_cpu_var(current_kprobe) = p; + __this_cpu_write(current_kprobe, p); } /* @@ -146,15 +138,15 @@ static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs, */ static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs) { - __get_cpu_var(saved_current_opcode).addr = (kprobe_opcode_t *)regs->pc; + __this_cpu_write(saved_current_opcode.addr, (kprobe_opcode_t *)regs->pc); if (p != NULL) { struct kprobe *op1, *op2; arch_disarm_kprobe(p); - op1 = &__get_cpu_var(saved_next_opcode); - op2 = &__get_cpu_var(saved_next_opcode2); + op1 = this_cpu_ptr(&saved_next_opcode); + op2 = this_cpu_ptr(&saved_next_opcode2); if (OPCODE_JSR(p->opcode) || OPCODE_JMP(p->opcode)) { unsigned int reg_nr = ((p->opcode >> 8) & 0x000F); @@ -207,9 +199,10 @@ void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri, struct pt_regs *regs) { ri->ret_addr = (kprobe_opcode_t *) regs->pr; + ri->fp = NULL; /* Replace the return addr with trampoline addr */ - regs->pr = (unsigned long)kretprobe_trampoline; + regs->pr = (unsigned long)__kretprobe_trampoline; } static int __kprobes kprobe_handler(struct pt_regs *regs) @@ -248,11 +241,6 @@ static int __kprobes kprobe_handler(struct pt_regs *regs) prepare_singlestep(p, regs); kcb->kprobe_status = KPROBE_REENTER; return 1; - } else { - p = __get_cpu_var(current_kprobe); - if (p->break_handler && p->break_handler(p, regs)) { - goto ss_probe; - } } goto no_kprobe; } @@ -260,7 +248,7 @@ static int __kprobes kprobe_handler(struct pt_regs *regs) p = get_kprobe(addr); if (!p) { /* Not one of ours: let kernel handle it */ - if (*(kprobe_opcode_t *)addr != BREAKPOINT_INSTRUCTION) { + if (*addr != BREAKPOINT_INSTRUCTION) { /* * The breakpoint instruction was removed right * after we hit it. Another cpu has removed @@ -277,11 +265,13 @@ static int __kprobes kprobe_handler(struct pt_regs *regs) set_current_kprobe(p, regs, kcb); kcb->kprobe_status = KPROBE_HIT_ACTIVE; - if (p->pre_handler && p->pre_handler(p, regs)) + if (p->pre_handler && p->pre_handler(p, regs)) { /* handler has already set things up, so skip ss setup */ + reset_current_kprobe(); + preempt_enable_no_resched(); return 1; + } -ss_probe: prepare_singlestep(p, regs); kcb->kprobe_status = KPROBE_HIT_SS; return 1; @@ -298,74 +288,19 @@ no_kprobe: */ static void __used kretprobe_trampoline_holder(void) { - asm volatile (".globl kretprobe_trampoline\n" - "kretprobe_trampoline:\n\t" + asm volatile (".globl __kretprobe_trampoline\n" + "__kretprobe_trampoline:\n\t" "nop\n"); } /* - * Called when we hit the probe point at kretprobe_trampoline + * Called when we hit the probe point at __kretprobe_trampoline */ -int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs) +static int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs) { - struct kretprobe_instance *ri = NULL; - struct hlist_head *head, empty_rp; - struct hlist_node *tmp; - unsigned long flags, orig_ret_address = 0; - unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline; - - INIT_HLIST_HEAD(&empty_rp); - kretprobe_hash_lock(current, &head, &flags); - - /* - * It is possible to have multiple instances associated with a given - * task either because an multiple functions in the call path - * have a return probe installed on them, and/or more then one return - * return probe was registered for a target function. - * - * We can handle this because: - * - instances are always inserted at the head of the list - * - when multiple return probes are registered for the same - * function, the first instance's ret_addr will point to the - * real return address, and all the rest will point to - * kretprobe_trampoline - */ - hlist_for_each_entry_safe(ri, tmp, head, hlist) { - if (ri->task != current) - /* another task is sharing our hash bucket */ - continue; - - if (ri->rp && ri->rp->handler) { - __get_cpu_var(current_kprobe) = &ri->rp->kp; - ri->rp->handler(ri, regs); - __get_cpu_var(current_kprobe) = NULL; - } - - orig_ret_address = (unsigned long)ri->ret_addr; - recycle_rp_inst(ri, &empty_rp); + regs->pc = __kretprobe_trampoline_handler(regs, NULL); - if (orig_ret_address != trampoline_address) - /* - * This is the real return address. Any other - * instances associated with this task are for - * other calls deeper on the call stack - */ - break; - } - - kretprobe_assert(ri, orig_ret_address, trampoline_address); - - regs->pc = orig_ret_address; - kretprobe_hash_unlock(current, &flags); - - preempt_enable_no_resched(); - - hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) { - hlist_del(&ri->hlist); - kfree(ri); - } - - return orig_ret_address; + return 1; } static int __kprobes post_kprobe_handler(struct pt_regs *regs) @@ -383,19 +318,19 @@ static int __kprobes post_kprobe_handler(struct pt_regs *regs) cur->post_handler(cur, regs, 0); } - p = &__get_cpu_var(saved_next_opcode); + p = this_cpu_ptr(&saved_next_opcode); if (p->addr) { arch_disarm_kprobe(p); p->addr = NULL; p->opcode = 0; - addr = __get_cpu_var(saved_current_opcode).addr; - __get_cpu_var(saved_current_opcode).addr = NULL; + addr = __this_cpu_read(saved_current_opcode.addr); + __this_cpu_write(saved_current_opcode.addr, NULL); p = get_kprobe(addr); arch_arm_kprobe(p); - p = &__get_cpu_var(saved_next_opcode2); + p = this_cpu_ptr(&saved_next_opcode2); if (p->addr) { arch_disarm_kprobe(p); p->addr = NULL; @@ -443,23 +378,6 @@ int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) case KPROBE_HIT_ACTIVE: case KPROBE_HIT_SSDONE: /* - * We increment the nmissed count for accounting, - * we can also use npre/npostfault count for accounting - * these specific fault cases. - */ - kprobes_inc_nmissed_count(cur); - - /* - * We come here because instructions in the pre/post - * handler caused the page_fault, this could happen - * if handler tries to access user space by - * copy_from_user(), get_user() etc. Let the - * user-specified handler try to fix it first. - */ - if (cur->fault_handler && cur->fault_handler(cur, regs, trapnr)) - return 1; - - /* * In case the user-specified fault handler returned * zero, try to fix up. */ @@ -486,14 +404,12 @@ int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) int __kprobes kprobe_exceptions_notify(struct notifier_block *self, unsigned long val, void *data) { - struct kprobe *p = NULL; struct die_args *args = (struct die_args *)data; int ret = NOTIFY_DONE; - kprobe_opcode_t *addr = NULL; struct kprobe_ctlblk *kcb = get_kprobe_ctlblk(); - addr = (kprobe_opcode_t *) (args->regs->pc); - if (val == DIE_TRAP) { + if (val == DIE_TRAP && + args->trapnr == (BREAKPOINT_INSTRUCTION & 0xff)) { if (!kprobe_running()) { if (kprobe_handler(args->regs)) { ret = NOTIFY_STOP; @@ -502,20 +418,13 @@ int __kprobes kprobe_exceptions_notify(struct notifier_block *self, ret = NOTIFY_DONE; } } else { - p = get_kprobe(addr); if ((kcb->kprobe_status == KPROBE_HIT_SS) || (kcb->kprobe_status == KPROBE_REENTER)) { if (post_kprobe_handler(args->regs)) ret = NOTIFY_STOP; } else { - if (kprobe_handler(args->regs)) { + if (kprobe_handler(args->regs)) ret = NOTIFY_STOP; - } else { - p = __get_cpu_var(current_kprobe); - if (p->break_handler && - p->break_handler(p, args->regs)) - ret = NOTIFY_STOP; - } } } } @@ -523,59 +432,8 @@ int __kprobes kprobe_exceptions_notify(struct notifier_block *self, return ret; } -int __kprobes setjmp_pre_handler(struct kprobe *p, struct pt_regs *regs) -{ - struct jprobe *jp = container_of(p, struct jprobe, kp); - unsigned long addr; - struct kprobe_ctlblk *kcb = get_kprobe_ctlblk(); - - kcb->jprobe_saved_regs = *regs; - kcb->jprobe_saved_r15 = regs->regs[15]; - addr = kcb->jprobe_saved_r15; - - /* - * TBD: As Linus pointed out, gcc assumes that the callee - * owns the argument space and could overwrite it, e.g. - * tailcall optimization. So, to be absolutely safe - * we also save and restore enough stack bytes to cover - * the argument area. - */ - memcpy(kcb->jprobes_stack, (kprobe_opcode_t *) addr, - MIN_STACK_SIZE(addr)); - - regs->pc = (unsigned long)(jp->entry); - - return 1; -} - -void __kprobes jprobe_return(void) -{ - asm volatile ("trapa #0x3a\n\t" "jprobe_return_end:\n\t" "nop\n\t"); -} - -int __kprobes longjmp_break_handler(struct kprobe *p, struct pt_regs *regs) -{ - struct kprobe_ctlblk *kcb = get_kprobe_ctlblk(); - unsigned long stack_addr = kcb->jprobe_saved_r15; - u8 *addr = (u8 *)regs->pc; - - if ((addr >= (u8 *)jprobe_return) && - (addr <= (u8 *)jprobe_return_end)) { - *regs = kcb->jprobe_saved_regs; - - memcpy((kprobe_opcode_t *)stack_addr, kcb->jprobes_stack, - MIN_STACK_SIZE(stack_addr)); - - kcb->kprobe_status = KPROBE_HIT_SS; - preempt_enable_no_resched(); - return 1; - } - - return 0; -} - static struct kprobe trampoline_p = { - .addr = (kprobe_opcode_t *)&kretprobe_trampoline, + .addr = (kprobe_opcode_t *)&__kretprobe_trampoline, .pre_handler = trampoline_probe_handler }; diff --git a/arch/sh/kernel/localtimer.c b/arch/sh/kernel/localtimer.c deleted file mode 100644 index 8bfc6dfa8b94..000000000000 --- a/arch/sh/kernel/localtimer.c +++ /dev/null @@ -1,66 +0,0 @@ -/* - * Dummy local timer - * - * Copyright (C) 2008 Paul Mundt - * - * cloned from: - * - * linux/arch/arm/mach-realview/localtimer.c - * - * Copyright (C) 2002 ARM Ltd. - * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/device.h> -#include <linux/smp.h> -#include <linux/jiffies.h> -#include <linux/percpu.h> -#include <linux/clockchips.h> -#include <linux/hardirq.h> -#include <linux/irq.h> - -static DEFINE_PER_CPU(struct clock_event_device, local_clockevent); - -/* - * Used on SMP for either the local timer or SMP_MSG_TIMER - */ -void local_timer_interrupt(void) -{ - struct clock_event_device *clk = &__get_cpu_var(local_clockevent); - - irq_enter(); - clk->event_handler(clk); - irq_exit(); -} - -static void dummy_timer_set_mode(enum clock_event_mode mode, - struct clock_event_device *clk) -{ -} - -void local_timer_setup(unsigned int cpu) -{ - struct clock_event_device *clk = &per_cpu(local_clockevent, cpu); - - clk->name = "dummy_timer"; - clk->features = CLOCK_EVT_FEAT_ONESHOT | - CLOCK_EVT_FEAT_PERIODIC | - CLOCK_EVT_FEAT_DUMMY; - clk->rating = 400; - clk->mult = 1; - clk->set_mode = dummy_timer_set_mode; - clk->broadcast = smp_timer_broadcast; - clk->cpumask = cpumask_of(cpu); - - clockevents_register_device(clk); -} - -void local_timer_stop(unsigned int cpu) -{ -} diff --git a/arch/sh/kernel/machine_kexec.c b/arch/sh/kernel/machine_kexec.c index 9fea49f6e667..37073ca1e0ad 100644 --- a/arch/sh/kernel/machine_kexec.c +++ b/arch/sh/kernel/machine_kexec.c @@ -1,12 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 /* * machine_kexec.c - handle transition of Linux booting another kernel * Copyright (C) 2002-2003 Eric Biederman <ebiederm@xmission.com> * * GameCube/ppc32 port Copyright (C) 2004 Albert Herranz * LANDISK/sh4 supported by kogiidena - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/mm.h> #include <linux/kexec.h> @@ -16,8 +14,6 @@ #include <linux/ftrace.h> #include <linux/suspend.h> #include <linux/memblock.h> -#include <asm/pgtable.h> -#include <asm/pgalloc.h> #include <asm/mmu_context.h> #include <asm/io.h> #include <asm/cacheflush.h> @@ -141,24 +137,16 @@ void machine_kexec(struct kimage *image) __ftrace_enabled_restore(save_ftrace_enabled); } -void arch_crash_save_vmcoreinfo(void) -{ -#ifdef CONFIG_NUMA - VMCOREINFO_SYMBOL(node_data); - VMCOREINFO_LENGTH(node_data, MAX_NUMNODES); -#endif -#ifdef CONFIG_X2TLB - VMCOREINFO_CONFIG(X2TLB); -#endif -} - void __init reserve_crashkernel(void) { unsigned long long crash_size, crash_base; int ret; + if (!IS_ENABLED(CONFIG_CRASH_RESERVE)) + return; + ret = parse_crashkernel(boot_command_line, memblock_phys_mem_size(), - &crash_size, &crash_base); + &crash_size, &crash_base, NULL, NULL, NULL); if (ret == 0 && crash_size > 0) { crashk_res.start = crash_base; crashk_res.end = crash_base + crash_size - 1; @@ -170,7 +158,8 @@ void __init reserve_crashkernel(void) crash_size = PAGE_ALIGN(resource_size(&crashk_res)); if (!crashk_res.start) { unsigned long max = memblock_end_of_DRAM() - memory_limit; - crashk_res.start = __memblock_alloc_base(crash_size, PAGE_SIZE, max); + crashk_res.start = memblock_phys_alloc_range(crash_size, + PAGE_SIZE, 0, max); if (!crashk_res.start) { pr_err("crashkernel allocation failed\n"); goto disable; diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c index ec05f491c347..57efaf5b82ae 100644 --- a/arch/sh/kernel/machvec.c +++ b/arch/sh/kernel/machvec.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/machvec.c * @@ -5,10 +6,6 @@ * * Copyright (C) 1999 Niibe Yutaka * Copyright (C) 2002 - 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/init.h> #include <linux/string.h> @@ -18,12 +15,13 @@ #include <asm/setup.h> #include <asm/io.h> #include <asm/irq.h> +#include <asm/processor.h> #define MV_NAME_SIZE 32 #define for_each_mv(mv) \ - for ((mv) = (struct sh_machine_vector *)&__machvec_start; \ - (mv) && (unsigned long)(mv) < (unsigned long)&__machvec_end; \ + for ((mv) = (struct sh_machine_vector *)__machvec_start; \ + (mv) && (unsigned long)(mv) < (unsigned long)__machvec_end; \ (mv)++) static struct sh_machine_vector * __init get_mv_byname(const char *name) @@ -67,10 +65,10 @@ static int __init early_parse_mv(char *from) mvp = get_mv_byname(mv_name); if (unlikely(!mvp)) { - printk("Available vectors:\n\n\t'%s', ", sh_mv.mv_name); + pr_info("Available vectors:\n\n\t'%s', ", sh_mv.mv_name); for_each_mv(mvp) - printk("'%s', ", mvp->mv_name); - printk("\n\n"); + pr_cont("'%s', ", mvp->mv_name); + pr_cont("\n\n"); panic("Failed to select machvec '%s' -- halting.\n", mv_name); } else @@ -89,8 +87,8 @@ void __init sh_mv_setup(void) if (!machvec_selected) { unsigned long machvec_size; - machvec_size = ((unsigned long)&__machvec_end - - (unsigned long)&__machvec_start); + machvec_size = ((unsigned long)__machvec_end - + (unsigned long)__machvec_start); /* * Sanity check for machvec section alignment. Ensure @@ -104,10 +102,10 @@ void __init sh_mv_setup(void) * vector (usually the only one) from .machvec.init. */ if (machvec_size >= sizeof(struct sh_machine_vector)) - sh_mv = *(struct sh_machine_vector *)&__machvec_start; + sh_mv = *(struct sh_machine_vector *)__machvec_start; } - printk(KERN_NOTICE "Booting machvec: %s\n", get_system_type()); + pr_notice("Booting machvec: %s\n", get_system_type()); /* * Manually walk the vec, fill in anything that the board hasn't yet diff --git a/arch/sh/kernel/module.c b/arch/sh/kernel/module.c index 1b525dedd29a..a469a80840d3 100644 --- a/arch/sh/kernel/module.c +++ b/arch/sh/kernel/module.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0+ /* Kernel module help for SH. SHcompact version by Kaz Kojima and Paul Mundt. @@ -9,20 +10,6 @@ Based on the sh version, and on code from the sh64-specific parts of modutils, originally written by Richard Curnow and Ben Gaster. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/moduleloader.h> #include <linux/elf.h> @@ -31,7 +18,7 @@ #include <linux/fs.h> #include <linux/string.h> #include <linux/kernel.h> -#include <asm/unaligned.h> +#include <linux/unaligned.h> #include <asm/dwarf.h> int apply_relocate_add(Elf32_Shdr *sechdrs, @@ -59,15 +46,6 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, + ELF32_R_SYM(rel[i].r_info); relocation = sym->st_value + rel[i].r_addend; -#ifdef CONFIG_SUPERH64 - /* For text addresses, bit2 of the st_other field indicates - * whether the symbol is SHmedia (1) or SHcompact (0). If - * SHmedia, the LSB of the symbol needs to be asserted - * for the CPU to be in SHmedia mode when it starts executing - * the branch target. */ - relocation |= !!(sym->st_other & 4); -#endif - switch (ELF32_R_TYPE(rel[i].r_info)) { case R_SH_NONE: break; diff --git a/arch/sh/kernel/nmi_debug.c b/arch/sh/kernel/nmi_debug.c index ff0abbd1e652..a212b645b4cf 100644 --- a/arch/sh/kernel/nmi_debug.c +++ b/arch/sh/kernel/nmi_debug.c @@ -1,14 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2007 Atmel Corporation - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ #include <linux/delay.h> #include <linux/kdebug.h> #include <linux/notifier.h> #include <linux/sched.h> +#include <linux/sched/debug.h> #include <linux/hardirq.h> enum nmi_action { @@ -51,7 +49,7 @@ static int __init nmi_debug_setup(char *str) register_die_notifier(&nmi_debug_nb); if (*str != '=') - return 0; + return 1; for (p = str + 1; *p; p = sep + 1) { sep = strchr(p, ','); @@ -72,6 +70,6 @@ static int __init nmi_debug_setup(char *str) break; } - return 0; + return 1; } __setup("nmi_debug", nmi_debug_setup); diff --git a/arch/sh/kernel/perf_callchain.c b/arch/sh/kernel/perf_callchain.c index cc80b614b5fa..c9d3aa18732d 100644 --- a/arch/sh/kernel/perf_callchain.c +++ b/arch/sh/kernel/perf_callchain.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Performance event callchain support - SuperH architecture code * * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/sched.h> @@ -14,26 +11,20 @@ #include <asm/unwinder.h> #include <asm/ptrace.h> -static int callchain_stack(void *data, char *name) -{ - return 0; -} - static void callchain_address(void *data, unsigned long addr, int reliable) { - struct perf_callchain_entry *entry = data; + struct perf_callchain_entry_ctx *entry = data; if (reliable) perf_callchain_store(entry, addr); } static const struct stacktrace_ops callchain_ops = { - .stack = callchain_stack, .address = callchain_address, }; void -perf_callchain_kernel(struct perf_callchain_entry *entry, struct pt_regs *regs) +perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *regs) { perf_callchain_store(entry, regs->pc); diff --git a/arch/sh/kernel/perf_event.c b/arch/sh/kernel/perf_event.c index 068b8a2759b5..1d2507f22437 100644 --- a/arch/sh/kernel/perf_event.c +++ b/arch/sh/kernel/perf_event.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Performance event support framework for SuperH hardware counters. * @@ -10,15 +11,11 @@ * Copyright (C) 2008-2009 Red Hat, Inc., Ingo Molnar * Copyright (C) 2009 Jaswinder Singh Rajput * Copyright (C) 2009 Advanced Micro Devices, Inc., Robert Richter - * Copyright (C) 2008-2009 Red Hat, Inc., Peter Zijlstra <pzijlstr@redhat.com> + * Copyright (C) 2008-2009 Red Hat, Inc., Peter Zijlstra * Copyright (C) 2009 Intel Corporation, <markus.t.metzger@intel.com> * * ppc: * Copyright 2008-2009 Paul Mackerras, IBM Corporation. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/init.h> @@ -60,24 +57,6 @@ static inline int sh_pmu_initialized(void) return !!sh_pmu; } -const char *perf_pmu_name(void) -{ - if (!sh_pmu) - return NULL; - - return sh_pmu->name; -} -EXPORT_SYMBOL_GPL(perf_pmu_name); - -int perf_num_counters(void) -{ - if (!sh_pmu) - return 0; - - return sh_pmu->num_events; -} -EXPORT_SYMBOL_GPL(perf_num_counters); - /* * Release the PMU if this is the last perf_event. */ @@ -129,14 +108,6 @@ static int __hw_perf_event_init(struct perf_event *event) return -ENODEV; /* - * All of the on-chip counters are "limited", in that they have - * no interrupts, and are therefore unable to do sampling without - * further work and timer assistance. - */ - if (hwc->sample_period) - return -EINVAL; - - /* * See if we need to reserve the counter. * * If no events are currently in use, then we have to take a @@ -227,7 +198,7 @@ again: static void sh_pmu_stop(struct perf_event *event, int flags) { - struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); + struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events); struct hw_perf_event *hwc = &event->hw; int idx = hwc->idx; @@ -245,7 +216,7 @@ static void sh_pmu_stop(struct perf_event *event, int flags) static void sh_pmu_start(struct perf_event *event, int flags) { - struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); + struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events); struct hw_perf_event *hwc = &event->hw; int idx = hwc->idx; @@ -262,7 +233,7 @@ static void sh_pmu_start(struct perf_event *event, int flags) static void sh_pmu_del(struct perf_event *event, int flags) { - struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); + struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events); sh_pmu_stop(event, PERF_EF_UPDATE); __clear_bit(event->hw.idx, cpuc->used_mask); @@ -272,7 +243,7 @@ static void sh_pmu_del(struct perf_event *event, int flags) static int sh_pmu_add(struct perf_event *event, int flags) { - struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); + struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events); struct hw_perf_event *hwc = &event->hw; int idx = hwc->idx; int ret = -EAGAIN; @@ -360,31 +331,15 @@ static struct pmu pmu = { .read = sh_pmu_read, }; -static void sh_pmu_setup(int cpu) +static int sh_pmu_prepare_cpu(unsigned int cpu) { struct cpu_hw_events *cpuhw = &per_cpu(cpu_hw_events, cpu); memset(cpuhw, 0, sizeof(struct cpu_hw_events)); + return 0; } -static int __cpuinit -sh_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) -{ - unsigned int cpu = (long)hcpu; - - switch (action & ~CPU_TASKS_FROZEN) { - case CPU_UP_PREPARE: - sh_pmu_setup(cpu); - break; - - default: - break; - } - - return NOTIFY_OK; -} - -int __cpuinit register_sh_pmu(struct sh_pmu *_pmu) +int register_sh_pmu(struct sh_pmu *_pmu) { if (sh_pmu) return -EBUSY; @@ -392,9 +347,17 @@ int __cpuinit register_sh_pmu(struct sh_pmu *_pmu) pr_info("Performance Events: %s support registered\n", _pmu->name); + /* + * All of the on-chip counters are "limited", in that they have + * no interrupts, and are therefore unable to do sampling without + * further work and timer assistance. + */ + pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT; + WARN_ON(_pmu->num_events > MAX_HWEVENTS); perf_pmu_register(&pmu, "cpu", PERF_TYPE_RAW); - perf_cpu_notifier(sh_pmu_notifier); + cpuhp_setup_state(CPUHP_PERF_SUPERH, "PERF_SUPERH", sh_pmu_prepare_cpu, + NULL); return 0; } diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c index 055d91b70305..169832fcf21b 100644 --- a/arch/sh/kernel/process.c +++ b/arch/sh/kernel/process.c @@ -1,15 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/mm.h> #include <linux/kernel.h> #include <linux/slab.h> -#include <linux/sched.h> +#include <linux/sched/signal.h> +#include <linux/sched/task_stack.h> #include <linux/export.h> #include <linux/stackprotector.h> #include <asm/fpu.h> +#include <asm/ptrace.h> struct kmem_cache *task_xstate_cachep = NULL; unsigned int xstate_size; -#ifdef CONFIG_CC_STACKPROTECTOR +#ifdef CONFIG_STACKPROTECTOR unsigned long __stack_chk_guard __read_mostly; EXPORT_SYMBOL(__stack_chk_guard); #endif @@ -20,9 +23,7 @@ EXPORT_SYMBOL(__stack_chk_guard); */ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) { -#ifdef CONFIG_SUPERH32 unlazy_fpu(src, task_pt_regs(src)); -#endif *dst = *src; if (src->thread.xstate) { @@ -56,7 +57,7 @@ void arch_task_cache_init(void) task_xstate_cachep = kmem_cache_create("task_xstate", xstate_size, __alignof__(union thread_xstate), - SLAB_PANIC | SLAB_NOTRACK, NULL); + SLAB_PANIC, NULL); } #ifdef CONFIG_SH_FPU_EMU @@ -65,7 +66,7 @@ void arch_task_cache_init(void) # define HAVE_SOFTFP 0 #endif -void __cpuinit init_thread_xstate(void) +void init_thread_xstate(void) { if (boot_cpu_data.flags & CPU_HAS_FPU) xstate_size = sizeof(struct sh_fpu_hard_struct); diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c index ebd3933005b4..62f753a85b89 100644 --- a/arch/sh/kernel/process_32.c +++ b/arch/sh/kernel/process_32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/process.c * @@ -8,22 +9,20 @@ * SuperH version: Copyright (C) 1999, 2000 Niibe Yutaka & Kaz Kojima * Copyright (C) 2006 Lineo Solutions Inc. support SH4A UBC * Copyright (C) 2002 - 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/module.h> #include <linux/mm.h> +#include <linux/sched/debug.h> +#include <linux/sched/task.h> +#include <linux/sched/task_stack.h> #include <linux/slab.h> #include <linux/elfcore.h> -#include <linux/kallsyms.h> #include <linux/fs.h> #include <linux/ftrace.h> #include <linux/hw_breakpoint.h> #include <linux/prefetch.h> #include <linux/stackprotector.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/mmu_context.h> #include <asm/fpu.h> #include <asm/syscalls.h> @@ -31,36 +30,32 @@ void show_regs(struct pt_regs * regs) { - printk("\n"); + pr_info("\n"); show_regs_print_info(KERN_DEFAULT); - print_symbol("PC is at %s\n", instruction_pointer(regs)); - print_symbol("PR is at %s\n", regs->pr); + pr_info("PC is at %pS\n", (void *)instruction_pointer(regs)); + pr_info("PR is at %pS\n", (void *)regs->pr); - printk("PC : %08lx SP : %08lx SR : %08lx ", - regs->pc, regs->regs[15], regs->sr); + pr_info("PC : %08lx SP : %08lx SR : %08lx ", regs->pc, + regs->regs[15], regs->sr); #ifdef CONFIG_MMU - printk("TEA : %08x\n", __raw_readl(MMU_TEA)); + pr_cont("TEA : %08x\n", __raw_readl(MMU_TEA)); #else - printk("\n"); + pr_cont("\n"); #endif - printk("R0 : %08lx R1 : %08lx R2 : %08lx R3 : %08lx\n", - regs->regs[0],regs->regs[1], - regs->regs[2],regs->regs[3]); - printk("R4 : %08lx R5 : %08lx R6 : %08lx R7 : %08lx\n", - regs->regs[4],regs->regs[5], - regs->regs[6],regs->regs[7]); - printk("R8 : %08lx R9 : %08lx R10 : %08lx R11 : %08lx\n", - regs->regs[8],regs->regs[9], - regs->regs[10],regs->regs[11]); - printk("R12 : %08lx R13 : %08lx R14 : %08lx\n", - regs->regs[12],regs->regs[13], - regs->regs[14]); - printk("MACH: %08lx MACL: %08lx GBR : %08lx PR : %08lx\n", - regs->mach, regs->macl, regs->gbr, regs->pr); - - show_trace(NULL, (unsigned long *)regs->regs[15], regs); + pr_info("R0 : %08lx R1 : %08lx R2 : %08lx R3 : %08lx\n", + regs->regs[0], regs->regs[1], regs->regs[2], regs->regs[3]); + pr_info("R4 : %08lx R5 : %08lx R6 : %08lx R7 : %08lx\n", + regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]); + pr_info("R8 : %08lx R9 : %08lx R10 : %08lx R11 : %08lx\n", + regs->regs[8], regs->regs[9], regs->regs[10], regs->regs[11]); + pr_info("R12 : %08lx R13 : %08lx R14 : %08lx\n", + regs->regs[12], regs->regs[13], regs->regs[14]); + pr_info("MACH: %08lx MACL: %08lx GBR : %08lx PR : %08lx\n", + regs->mach, regs->macl, regs->gbr, regs->pr); + + show_trace(NULL, (unsigned long *)regs->regs[15], regs, KERN_DEFAULT); show_code(regs); } @@ -76,13 +71,6 @@ void start_thread(struct pt_regs *regs, unsigned long new_pc, } EXPORT_SYMBOL(start_thread); -/* - * Free current thread data structures etc.. - */ -void exit_thread(void) -{ -} - void flush_thread(void) { struct task_struct *tsk = current; @@ -96,36 +84,14 @@ void flush_thread(void) #endif } -void release_thread(struct task_struct *dead_task) -{ - /* do nothing */ -} - -/* Fill in the fpu structure for a core dump.. */ -int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) -{ - int fpvalid = 0; - -#if defined(CONFIG_SH_FPU) - struct task_struct *tsk = current; - - fpvalid = !!tsk_used_math(tsk); - if (fpvalid) - fpvalid = !fpregs_get(tsk, NULL, 0, - sizeof(struct user_fpu_struct), - fpu, NULL); -#endif - - return fpvalid; -} -EXPORT_SYMBOL(dump_fpu); - asmlinkage void ret_from_fork(void); asmlinkage void ret_from_kernel_thread(void); -int copy_thread(unsigned long clone_flags, unsigned long usp, - unsigned long arg, struct task_struct *p) +int copy_thread(struct task_struct *p, const struct kernel_clone_args *args) { + u64 clone_flags = args->flags; + unsigned long usp = args->stack; + unsigned long tls = args->tls; struct thread_info *ti = task_thread_info(p); struct pt_regs *childregs; @@ -145,28 +111,26 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, childregs = task_pt_regs(p); p->thread.sp = (unsigned long) childregs; - if (unlikely(p->flags & PF_KTHREAD)) { + if (unlikely(args->fn)) { memset(childregs, 0, sizeof(struct pt_regs)); p->thread.pc = (unsigned long) ret_from_kernel_thread; - childregs->regs[4] = arg; - childregs->regs[5] = usp; + childregs->regs[4] = (unsigned long) args->fn_arg; + childregs->regs[5] = (unsigned long) args->fn; childregs->sr = SR_MD; #if defined(CONFIG_SH_FPU) childregs->sr |= SR_FD; #endif - ti->addr_limit = KERNEL_DS; ti->status &= ~TS_USEDFPU; - p->fpu_counter = 0; + p->thread.fpu_counter = 0; return 0; } *childregs = *current_pt_regs(); if (usp) childregs->regs[15] = usp; - ti->addr_limit = USER_DS; if (clone_flags & CLONE_SETTLS) - childregs->gbr = childregs->regs[0]; + childregs->gbr = tls; childregs->regs[0] = 0; /* Set return value for child */ p->thread.pc = (unsigned long) ret_from_fork; @@ -182,14 +146,14 @@ __switch_to(struct task_struct *prev, struct task_struct *next) { struct thread_struct *next_t = &next->thread; -#if defined(CONFIG_CC_STACKPROTECTOR) && !defined(CONFIG_SMP) +#if defined(CONFIG_STACKPROTECTOR) && !defined(CONFIG_SMP) __stack_chk_guard = next->stack_canary; #endif unlazy_fpu(prev, task_pt_regs(prev)); /* we're going to use this soon, after a few expensive things */ - if (next->fpu_counter > 5) + if (next->thread.fpu_counter > 5) prefetch(next_t->xstate); #ifdef CONFIG_MMU @@ -207,19 +171,16 @@ __switch_to(struct task_struct *prev, struct task_struct *next) * restore of the math state immediately to avoid the trap; the * chances of needing FPU soon are obviously high now */ - if (next->fpu_counter > 5) + if (next->thread.fpu_counter > 5) __fpu_state_restore(); return prev; } -unsigned long get_wchan(struct task_struct *p) +unsigned long __get_wchan(struct task_struct *p) { unsigned long pc; - if (!p || p == current || p->state == TASK_RUNNING) - return 0; - /* * The same comment as on the Alpha applies here, too ... */ diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c deleted file mode 100644 index 174d124b419e..000000000000 --- a/arch/sh/kernel/process_64.c +++ /dev/null @@ -1,462 +0,0 @@ -/* - * arch/sh/kernel/process_64.c - * - * This file handles the architecture-dependent parts of process handling.. - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 - 2007 Paul Mundt - * Copyright (C) 2003, 2004 Richard Curnow - * - * Started from SH3/4 version: - * Copyright (C) 1999, 2000 Niibe Yutaka & Kaz Kojima - * - * In turn started from i386 version: - * Copyright (C) 1995 Linus Torvalds - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/mm.h> -#include <linux/fs.h> -#include <linux/ptrace.h> -#include <linux/reboot.h> -#include <linux/slab.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/io.h> -#include <asm/syscalls.h> -#include <asm/uaccess.h> -#include <asm/pgtable.h> -#include <asm/mmu_context.h> -#include <asm/fpu.h> -#include <asm/switch_to.h> - -struct task_struct *last_task_used_math = NULL; -struct pt_regs fake_swapper_regs = { 0, }; - -void show_regs(struct pt_regs *regs) -{ - unsigned long long ah, al, bh, bl, ch, cl; - - printk("\n"); - show_regs_print_info(KERN_DEFAULT); - - ah = (regs->pc) >> 32; - al = (regs->pc) & 0xffffffff; - bh = (regs->regs[18]) >> 32; - bl = (regs->regs[18]) & 0xffffffff; - ch = (regs->regs[15]) >> 32; - cl = (regs->regs[15]) & 0xffffffff; - printk("PC : %08Lx%08Lx LINK: %08Lx%08Lx SP : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->sr) >> 32; - al = (regs->sr) & 0xffffffff; - asm volatile ("getcon " __TEA ", %0" : "=r" (bh)); - asm volatile ("getcon " __TEA ", %0" : "=r" (bl)); - bh = (bh) >> 32; - bl = (bl) & 0xffffffff; - asm volatile ("getcon " __KCR0 ", %0" : "=r" (ch)); - asm volatile ("getcon " __KCR0 ", %0" : "=r" (cl)); - ch = (ch) >> 32; - cl = (cl) & 0xffffffff; - printk("SR : %08Lx%08Lx TEA : %08Lx%08Lx KCR0: %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[0]) >> 32; - al = (regs->regs[0]) & 0xffffffff; - bh = (regs->regs[1]) >> 32; - bl = (regs->regs[1]) & 0xffffffff; - ch = (regs->regs[2]) >> 32; - cl = (regs->regs[2]) & 0xffffffff; - printk("R0 : %08Lx%08Lx R1 : %08Lx%08Lx R2 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[3]) >> 32; - al = (regs->regs[3]) & 0xffffffff; - bh = (regs->regs[4]) >> 32; - bl = (regs->regs[4]) & 0xffffffff; - ch = (regs->regs[5]) >> 32; - cl = (regs->regs[5]) & 0xffffffff; - printk("R3 : %08Lx%08Lx R4 : %08Lx%08Lx R5 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[6]) >> 32; - al = (regs->regs[6]) & 0xffffffff; - bh = (regs->regs[7]) >> 32; - bl = (regs->regs[7]) & 0xffffffff; - ch = (regs->regs[8]) >> 32; - cl = (regs->regs[8]) & 0xffffffff; - printk("R6 : %08Lx%08Lx R7 : %08Lx%08Lx R8 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[9]) >> 32; - al = (regs->regs[9]) & 0xffffffff; - bh = (regs->regs[10]) >> 32; - bl = (regs->regs[10]) & 0xffffffff; - ch = (regs->regs[11]) >> 32; - cl = (regs->regs[11]) & 0xffffffff; - printk("R9 : %08Lx%08Lx R10 : %08Lx%08Lx R11 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[12]) >> 32; - al = (regs->regs[12]) & 0xffffffff; - bh = (regs->regs[13]) >> 32; - bl = (regs->regs[13]) & 0xffffffff; - ch = (regs->regs[14]) >> 32; - cl = (regs->regs[14]) & 0xffffffff; - printk("R12 : %08Lx%08Lx R13 : %08Lx%08Lx R14 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[16]) >> 32; - al = (regs->regs[16]) & 0xffffffff; - bh = (regs->regs[17]) >> 32; - bl = (regs->regs[17]) & 0xffffffff; - ch = (regs->regs[19]) >> 32; - cl = (regs->regs[19]) & 0xffffffff; - printk("R16 : %08Lx%08Lx R17 : %08Lx%08Lx R19 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[20]) >> 32; - al = (regs->regs[20]) & 0xffffffff; - bh = (regs->regs[21]) >> 32; - bl = (regs->regs[21]) & 0xffffffff; - ch = (regs->regs[22]) >> 32; - cl = (regs->regs[22]) & 0xffffffff; - printk("R20 : %08Lx%08Lx R21 : %08Lx%08Lx R22 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[23]) >> 32; - al = (regs->regs[23]) & 0xffffffff; - bh = (regs->regs[24]) >> 32; - bl = (regs->regs[24]) & 0xffffffff; - ch = (regs->regs[25]) >> 32; - cl = (regs->regs[25]) & 0xffffffff; - printk("R23 : %08Lx%08Lx R24 : %08Lx%08Lx R25 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[26]) >> 32; - al = (regs->regs[26]) & 0xffffffff; - bh = (regs->regs[27]) >> 32; - bl = (regs->regs[27]) & 0xffffffff; - ch = (regs->regs[28]) >> 32; - cl = (regs->regs[28]) & 0xffffffff; - printk("R26 : %08Lx%08Lx R27 : %08Lx%08Lx R28 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[29]) >> 32; - al = (regs->regs[29]) & 0xffffffff; - bh = (regs->regs[30]) >> 32; - bl = (regs->regs[30]) & 0xffffffff; - ch = (regs->regs[31]) >> 32; - cl = (regs->regs[31]) & 0xffffffff; - printk("R29 : %08Lx%08Lx R30 : %08Lx%08Lx R31 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[32]) >> 32; - al = (regs->regs[32]) & 0xffffffff; - bh = (regs->regs[33]) >> 32; - bl = (regs->regs[33]) & 0xffffffff; - ch = (regs->regs[34]) >> 32; - cl = (regs->regs[34]) & 0xffffffff; - printk("R32 : %08Lx%08Lx R33 : %08Lx%08Lx R34 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[35]) >> 32; - al = (regs->regs[35]) & 0xffffffff; - bh = (regs->regs[36]) >> 32; - bl = (regs->regs[36]) & 0xffffffff; - ch = (regs->regs[37]) >> 32; - cl = (regs->regs[37]) & 0xffffffff; - printk("R35 : %08Lx%08Lx R36 : %08Lx%08Lx R37 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[38]) >> 32; - al = (regs->regs[38]) & 0xffffffff; - bh = (regs->regs[39]) >> 32; - bl = (regs->regs[39]) & 0xffffffff; - ch = (regs->regs[40]) >> 32; - cl = (regs->regs[40]) & 0xffffffff; - printk("R38 : %08Lx%08Lx R39 : %08Lx%08Lx R40 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[41]) >> 32; - al = (regs->regs[41]) & 0xffffffff; - bh = (regs->regs[42]) >> 32; - bl = (regs->regs[42]) & 0xffffffff; - ch = (regs->regs[43]) >> 32; - cl = (regs->regs[43]) & 0xffffffff; - printk("R41 : %08Lx%08Lx R42 : %08Lx%08Lx R43 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[44]) >> 32; - al = (regs->regs[44]) & 0xffffffff; - bh = (regs->regs[45]) >> 32; - bl = (regs->regs[45]) & 0xffffffff; - ch = (regs->regs[46]) >> 32; - cl = (regs->regs[46]) & 0xffffffff; - printk("R44 : %08Lx%08Lx R45 : %08Lx%08Lx R46 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[47]) >> 32; - al = (regs->regs[47]) & 0xffffffff; - bh = (regs->regs[48]) >> 32; - bl = (regs->regs[48]) & 0xffffffff; - ch = (regs->regs[49]) >> 32; - cl = (regs->regs[49]) & 0xffffffff; - printk("R47 : %08Lx%08Lx R48 : %08Lx%08Lx R49 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[50]) >> 32; - al = (regs->regs[50]) & 0xffffffff; - bh = (regs->regs[51]) >> 32; - bl = (regs->regs[51]) & 0xffffffff; - ch = (regs->regs[52]) >> 32; - cl = (regs->regs[52]) & 0xffffffff; - printk("R50 : %08Lx%08Lx R51 : %08Lx%08Lx R52 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[53]) >> 32; - al = (regs->regs[53]) & 0xffffffff; - bh = (regs->regs[54]) >> 32; - bl = (regs->regs[54]) & 0xffffffff; - ch = (regs->regs[55]) >> 32; - cl = (regs->regs[55]) & 0xffffffff; - printk("R53 : %08Lx%08Lx R54 : %08Lx%08Lx R55 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[56]) >> 32; - al = (regs->regs[56]) & 0xffffffff; - bh = (regs->regs[57]) >> 32; - bl = (regs->regs[57]) & 0xffffffff; - ch = (regs->regs[58]) >> 32; - cl = (regs->regs[58]) & 0xffffffff; - printk("R56 : %08Lx%08Lx R57 : %08Lx%08Lx R58 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[59]) >> 32; - al = (regs->regs[59]) & 0xffffffff; - bh = (regs->regs[60]) >> 32; - bl = (regs->regs[60]) & 0xffffffff; - ch = (regs->regs[61]) >> 32; - cl = (regs->regs[61]) & 0xffffffff; - printk("R59 : %08Lx%08Lx R60 : %08Lx%08Lx R61 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->regs[62]) >> 32; - al = (regs->regs[62]) & 0xffffffff; - bh = (regs->tregs[0]) >> 32; - bl = (regs->tregs[0]) & 0xffffffff; - ch = (regs->tregs[1]) >> 32; - cl = (regs->tregs[1]) & 0xffffffff; - printk("R62 : %08Lx%08Lx T0 : %08Lx%08Lx T1 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->tregs[2]) >> 32; - al = (regs->tregs[2]) & 0xffffffff; - bh = (regs->tregs[3]) >> 32; - bl = (regs->tregs[3]) & 0xffffffff; - ch = (regs->tregs[4]) >> 32; - cl = (regs->tregs[4]) & 0xffffffff; - printk("T2 : %08Lx%08Lx T3 : %08Lx%08Lx T4 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - ah = (regs->tregs[5]) >> 32; - al = (regs->tregs[5]) & 0xffffffff; - bh = (regs->tregs[6]) >> 32; - bl = (regs->tregs[6]) & 0xffffffff; - ch = (regs->tregs[7]) >> 32; - cl = (regs->tregs[7]) & 0xffffffff; - printk("T5 : %08Lx%08Lx T6 : %08Lx%08Lx T7 : %08Lx%08Lx\n", - ah, al, bh, bl, ch, cl); - - /* - * If we're in kernel mode, dump the stack too.. - */ - if (!user_mode(regs)) { - void show_stack(struct task_struct *tsk, unsigned long *sp); - unsigned long sp = regs->regs[15] & 0xffffffff; - struct task_struct *tsk = get_current(); - - tsk->thread.kregs = regs; - - show_stack(tsk, (unsigned long *)sp); - } -} - -/* - * Free current thread data structures etc.. - */ -void exit_thread(void) -{ - /* - * See arch/sparc/kernel/process.c for the precedent for doing - * this -- RPC. - * - * The SH-5 FPU save/restore approach relies on - * last_task_used_math pointing to a live task_struct. When - * another task tries to use the FPU for the 1st time, the FPUDIS - * trap handling (see arch/sh/kernel/cpu/sh5/fpu.c) will save the - * existing FPU state to the FP regs field within - * last_task_used_math before re-loading the new task's FPU state - * (or initialising it if the FPU has been used before). So if - * last_task_used_math is stale, and its page has already been - * re-allocated for another use, the consequences are rather - * grim. Unless we null it here, there is no other path through - * which it would get safely nulled. - */ -#ifdef CONFIG_SH_FPU - if (last_task_used_math == current) { - last_task_used_math = NULL; - } -#endif -} - -void flush_thread(void) -{ - - /* Called by fs/exec.c (setup_new_exec) to remove traces of a - * previously running executable. */ -#ifdef CONFIG_SH_FPU - if (last_task_used_math == current) { - last_task_used_math = NULL; - } - /* Force FPU state to be reinitialised after exec */ - clear_used_math(); -#endif - - /* if we are a kernel thread, about to change to user thread, - * update kreg - */ - if(current->thread.kregs==&fake_swapper_regs) { - current->thread.kregs = - ((struct pt_regs *)(THREAD_SIZE + (unsigned long) current) - 1); - current->thread.uregs = current->thread.kregs; - } -} - -void release_thread(struct task_struct *dead_task) -{ - /* do nothing */ -} - -/* Fill in the fpu structure for a core dump.. */ -int dump_fpu(struct pt_regs *regs, elf_fpregset_t *fpu) -{ -#ifdef CONFIG_SH_FPU - int fpvalid; - struct task_struct *tsk = current; - - fpvalid = !!tsk_used_math(tsk); - if (fpvalid) { - if (current == last_task_used_math) { - enable_fpu(); - save_fpu(tsk); - disable_fpu(); - last_task_used_math = 0; - regs->sr |= SR_FD; - } - - memcpy(fpu, &tsk->thread.xstate->hardfpu, sizeof(*fpu)); - } - - return fpvalid; -#else - return 0; /* Task didn't use the fpu at all. */ -#endif -} -EXPORT_SYMBOL(dump_fpu); - -asmlinkage void ret_from_fork(void); -asmlinkage void ret_from_kernel_thread(void); - -int copy_thread(unsigned long clone_flags, unsigned long usp, - unsigned long arg, struct task_struct *p) -{ - struct pt_regs *childregs, *regs = current_pt_regs(); - -#ifdef CONFIG_SH_FPU - /* can't happen for a kernel thread */ - if (last_task_used_math == current) { - enable_fpu(); - save_fpu(current); - disable_fpu(); - last_task_used_math = NULL; - current_pt_regs()->sr |= SR_FD; - } -#endif - /* Copy from sh version */ - childregs = (struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1; - p->thread.sp = (unsigned long) childregs; - - if (unlikely(p->flags & PF_KTHREAD)) { - memset(childregs, 0, sizeof(struct pt_regs)); - childregs->regs[2] = (unsigned long)arg; - childregs->regs[3] = (unsigned long)fn; - childregs->sr = (1 << 30); /* not user_mode */ - childregs->sr |= SR_FD; /* Invalidate FPU flag */ - p->thread.pc = (unsigned long) ret_from_kernel_thread; - return 0; - } - *childregs = *current_pt_regs(); - - /* - * Sign extend the edited stack. - * Note that thread.pc and thread.pc will stay - * 32-bit wide and context switch must take care - * of NEFF sign extension. - */ - if (usp) - childregs->regs[15] = neff_sign_extend(usp); - p->thread.uregs = childregs; - - childregs->regs[9] = 0; /* Set return value for child */ - childregs->sr |= SR_FD; /* Invalidate FPU flag */ - - p->thread.pc = (unsigned long) ret_from_fork; - - return 0; -} - -#ifdef CONFIG_FRAME_POINTER -static int in_sh64_switch_to(unsigned long pc) -{ - extern char __sh64_switch_to_end; - /* For a sleeping task, the PC is somewhere in the middle of the function, - so we don't have to worry about masking the LSB off */ - return (pc >= (unsigned long) sh64_switch_to) && - (pc < (unsigned long) &__sh64_switch_to_end); -} -#endif - -unsigned long get_wchan(struct task_struct *p) -{ - unsigned long pc; - - if (!p || p == current || p->state == TASK_RUNNING) - return 0; - - /* - * The same comment as on the Alpha applies here, too ... - */ - pc = thread_saved_pc(p); - -#ifdef CONFIG_FRAME_POINTER - if (in_sh64_switch_to(pc)) { - unsigned long schedule_fp; - unsigned long sh64_switch_to_fp; - unsigned long schedule_caller_pc; - - sh64_switch_to_fp = (long) p->thread.sp; - /* r14 is saved at offset 4 in the sh64_switch_to frame */ - schedule_fp = *(unsigned long *) (long)(sh64_switch_to_fp + 4); - - /* and the caller of 'schedule' is (currently!) saved at offset 24 - in the frame of schedule (from disasm) */ - schedule_caller_pc = *(unsigned long *) (long)(schedule_fp + 24); - return schedule_caller_pc; - } -#endif - return pc; -} diff --git a/arch/sh/kernel/ptrace.c b/arch/sh/kernel/ptrace.c index 0a05983633ca..bfc59f2c2602 100644 --- a/arch/sh/kernel/ptrace.c +++ b/arch/sh/kernel/ptrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/ptrace.h> /** diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c index 668c81631c08..06f765d71a29 100644 --- a/arch/sh/kernel/ptrace_32.c +++ b/arch/sh/kernel/ptrace_32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SuperH process tracing * @@ -5,13 +6,10 @@ * Copyright (C) 2002 - 2009 Paul Mundt * * Audit support by Yuichi Nakamura <ynakam@hitachisoft.jp> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/sched.h> +#include <linux/sched/task_stack.h> #include <linux/mm.h> #include <linux/smp.h> #include <linux/errno.h> @@ -22,12 +20,10 @@ #include <linux/io.h> #include <linux/audit.h> #include <linux/seccomp.h> -#include <linux/tracehook.h> #include <linux/elf.h> #include <linux/regset.h> #include <linux/hw_breakpoint.h> -#include <asm/uaccess.h> -#include <asm/pgtable.h> +#include <linux/uaccess.h> #include <asm/processor.h> #include <asm/mmu_context.h> #include <asm/syscalls.h> @@ -137,26 +133,11 @@ void ptrace_disable(struct task_struct *child) static int genregs_get(struct task_struct *target, const struct user_regset *regset, - unsigned int pos, unsigned int count, - void *kbuf, void __user *ubuf) + struct membuf to) { const struct pt_regs *regs = task_pt_regs(target); - int ret; - ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, - regs->regs, - 0, 16 * sizeof(unsigned long)); - if (!ret) - /* PC, PR, SR, GBR, MACH, MACL, TRA */ - ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, - ®s->pc, - offsetof(struct pt_regs, pc), - sizeof(struct pt_regs)); - if (!ret) - ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, - sizeof(struct pt_regs), -1); - - return ret; + return membuf_write(&to, regs, sizeof(struct pt_regs)); } static int genregs_set(struct task_struct *target, @@ -176,17 +157,16 @@ static int genregs_set(struct task_struct *target, offsetof(struct pt_regs, pc), sizeof(struct pt_regs)); if (!ret) - ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, - sizeof(struct pt_regs), -1); + user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, + sizeof(struct pt_regs), -1); return ret; } #ifdef CONFIG_SH_FPU -int fpregs_get(struct task_struct *target, +static int fpregs_get(struct task_struct *target, const struct user_regset *regset, - unsigned int pos, unsigned int count, - void *kbuf, void __user *ubuf) + struct membuf to) { int ret; @@ -194,12 +174,8 @@ int fpregs_get(struct task_struct *target, if (ret) return ret; - if ((boot_cpu_data.flags & CPU_HAS_FPU)) - return user_regset_copyout(&pos, &count, &kbuf, &ubuf, - &target->thread.xstate->hardfpu, 0, -1); - - return user_regset_copyout(&pos, &count, &kbuf, &ubuf, - &target->thread.xstate->softfpu, 0, -1); + return membuf_write(&to, target->thread.xstate, + sizeof(struct user_fpu_struct)); } static int fpregs_set(struct task_struct *target, @@ -233,20 +209,12 @@ static int fpregs_active(struct task_struct *target, #ifdef CONFIG_SH_DSP static int dspregs_get(struct task_struct *target, const struct user_regset *regset, - unsigned int pos, unsigned int count, - void *kbuf, void __user *ubuf) + struct membuf to) { const struct pt_dspregs *regs = (struct pt_dspregs *)&target->thread.dsp_status.dsp_regs; - int ret; - - ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, regs, - 0, sizeof(struct pt_dspregs)); - if (!ret) - ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, - sizeof(struct pt_dspregs), -1); - return ret; + return membuf_write(&to, regs, sizeof(struct pt_dspregs)); } static int dspregs_set(struct task_struct *target, @@ -261,8 +229,8 @@ static int dspregs_set(struct task_struct *target, ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, regs, 0, sizeof(struct pt_dspregs)); if (!ret) - ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, - sizeof(struct pt_dspregs), -1); + user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, + sizeof(struct pt_dspregs), -1); return ret; } @@ -323,21 +291,21 @@ static const struct user_regset sh_regsets[] = { * PC, PR, SR, GBR, MACH, MACL, TRA */ [REGSET_GENERAL] = { - .core_note_type = NT_PRSTATUS, + USER_REGSET_NOTE_TYPE(PRSTATUS), .n = ELF_NGREG, .size = sizeof(long), .align = sizeof(long), - .get = genregs_get, + .regset_get = genregs_get, .set = genregs_set, }, #ifdef CONFIG_SH_FPU [REGSET_FPU] = { - .core_note_type = NT_PRFPREG, + USER_REGSET_NOTE_TYPE(PRFPREG), .n = sizeof(struct user_fpu_struct) / sizeof(long), .size = sizeof(long), .align = sizeof(long), - .get = fpregs_get, + .regset_get = fpregs_get, .set = fpregs_set, .active = fpregs_active, }, @@ -348,7 +316,7 @@ static const struct user_regset sh_regsets[] = { .n = sizeof(struct pt_dspregs) / sizeof(long), .size = sizeof(long), .align = sizeof(long), - .get = dspregs_get, + .regset_get = dspregs_get, .set = dspregs_set, .active = dspregs_active, }, @@ -484,40 +452,24 @@ long arch_ptrace(struct task_struct *child, long request, return ret; } -static inline int audit_arch(void) -{ - int arch = EM_SH; - -#ifdef CONFIG_CPU_LITTLE_ENDIAN - arch |= __AUDIT_ARCH_LE; -#endif - - return arch; -} - asmlinkage long do_syscall_trace_enter(struct pt_regs *regs) { - long ret = 0; - - secure_computing_strict(regs->regs[0]); - if (test_thread_flag(TIF_SYSCALL_TRACE) && - tracehook_report_syscall_entry(regs)) - /* - * Tracing decided this syscall should not happen. - * We'll return a bogus call number to get an ENOSYS - * error, but leave the original number in regs->regs[0]. - */ - ret = -1L; + ptrace_report_syscall_entry(regs)) { + regs->regs[0] = -ENOSYS; + return -1; + } + + if (secure_computing() == -1) + return -1; if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) trace_sys_enter(regs, regs->regs[0]); - audit_syscall_entry(audit_arch(), regs->regs[3], - regs->regs[4], regs->regs[5], + audit_syscall_entry(regs->regs[3], regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]); - return ret ?: regs->regs[0]; + return 0; } asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) @@ -531,5 +483,5 @@ asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) step = test_thread_flag(TIF_SINGLESTEP); if (step || test_thread_flag(TIF_SYSCALL_TRACE)) - tracehook_report_syscall_exit(regs, step); + ptrace_report_syscall_exit(regs, step); } diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c deleted file mode 100644 index af90339dadcd..000000000000 --- a/arch/sh/kernel/ptrace_64.c +++ /dev/null @@ -1,593 +0,0 @@ -/* - * arch/sh/kernel/ptrace_64.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 - 2008 Paul Mundt - * - * Started from SH3/4 version: - * SuperH version: Copyright (C) 1999, 2000 Kaz Kojima & Niibe Yutaka - * - * Original x86 implementation: - * By Ross Biro 1/23/92 - * edited by Linus Torvalds - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/kernel.h> -#include <linux/rwsem.h> -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/smp.h> -#include <linux/bitops.h> -#include <linux/errno.h> -#include <linux/ptrace.h> -#include <linux/user.h> -#include <linux/signal.h> -#include <linux/syscalls.h> -#include <linux/audit.h> -#include <linux/seccomp.h> -#include <linux/tracehook.h> -#include <linux/elf.h> -#include <linux/regset.h> -#include <asm/io.h> -#include <asm/uaccess.h> -#include <asm/pgtable.h> -#include <asm/processor.h> -#include <asm/mmu_context.h> -#include <asm/syscalls.h> -#include <asm/fpu.h> -#include <asm/traps.h> - -#define CREATE_TRACE_POINTS -#include <trace/events/syscalls.h> - -/* This mask defines the bits of the SR which the user is not allowed to - change, which are everything except S, Q, M, PR, SZ, FR. */ -#define SR_MASK (0xffff8cfd) - -/* - * does not yet catch signals sent when the child dies. - * in exit.c or in signal.c. - */ - -/* - * This routine will get a word from the user area in the process kernel stack. - */ -static inline int get_stack_long(struct task_struct *task, int offset) -{ - unsigned char *stack; - - stack = (unsigned char *)(task->thread.uregs); - stack += offset; - return (*((int *)stack)); -} - -static inline unsigned long -get_fpu_long(struct task_struct *task, unsigned long addr) -{ - unsigned long tmp; - struct pt_regs *regs; - regs = (struct pt_regs*)((unsigned char *)task + THREAD_SIZE) - 1; - - if (!tsk_used_math(task)) { - if (addr == offsetof(struct user_fpu_struct, fpscr)) { - tmp = FPSCR_INIT; - } else { - tmp = 0xffffffffUL; /* matches initial value in fpu.c */ - } - return tmp; - } - - if (last_task_used_math == task) { - enable_fpu(); - save_fpu(task); - disable_fpu(); - last_task_used_math = 0; - regs->sr |= SR_FD; - } - - tmp = ((long *)task->thread.xstate)[addr / sizeof(unsigned long)]; - return tmp; -} - -/* - * This routine will put a word into the user area in the process kernel stack. - */ -static inline int put_stack_long(struct task_struct *task, int offset, - unsigned long data) -{ - unsigned char *stack; - - stack = (unsigned char *)(task->thread.uregs); - stack += offset; - *(unsigned long *) stack = data; - return 0; -} - -static inline int -put_fpu_long(struct task_struct *task, unsigned long addr, unsigned long data) -{ - struct pt_regs *regs; - - regs = (struct pt_regs*)((unsigned char *)task + THREAD_SIZE) - 1; - - if (!tsk_used_math(task)) { - init_fpu(task); - } else if (last_task_used_math == task) { - enable_fpu(); - save_fpu(task); - disable_fpu(); - last_task_used_math = 0; - regs->sr |= SR_FD; - } - - ((long *)task->thread.xstate)[addr / sizeof(unsigned long)] = data; - return 0; -} - -void user_enable_single_step(struct task_struct *child) -{ - struct pt_regs *regs = child->thread.uregs; - - regs->sr |= SR_SSTEP; /* auto-resetting upon exception */ - - set_tsk_thread_flag(child, TIF_SINGLESTEP); -} - -void user_disable_single_step(struct task_struct *child) -{ - struct pt_regs *regs = child->thread.uregs; - - regs->sr &= ~SR_SSTEP; - - clear_tsk_thread_flag(child, TIF_SINGLESTEP); -} - -static int genregs_get(struct task_struct *target, - const struct user_regset *regset, - unsigned int pos, unsigned int count, - void *kbuf, void __user *ubuf) -{ - const struct pt_regs *regs = task_pt_regs(target); - int ret; - - /* PC, SR, SYSCALL */ - ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, - ®s->pc, - 0, 3 * sizeof(unsigned long long)); - - /* R1 -> R63 */ - if (!ret) - ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, - regs->regs, - offsetof(struct pt_regs, regs[0]), - 63 * sizeof(unsigned long long)); - /* TR0 -> TR7 */ - if (!ret) - ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, - regs->tregs, - offsetof(struct pt_regs, tregs[0]), - 8 * sizeof(unsigned long long)); - - if (!ret) - ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, - sizeof(struct pt_regs), -1); - - return ret; -} - -static int genregs_set(struct task_struct *target, - const struct user_regset *regset, - unsigned int pos, unsigned int count, - const void *kbuf, const void __user *ubuf) -{ - struct pt_regs *regs = task_pt_regs(target); - int ret; - - /* PC, SR, SYSCALL */ - ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, - ®s->pc, - 0, 3 * sizeof(unsigned long long)); - - /* R1 -> R63 */ - if (!ret && count > 0) - ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, - regs->regs, - offsetof(struct pt_regs, regs[0]), - 63 * sizeof(unsigned long long)); - - /* TR0 -> TR7 */ - if (!ret && count > 0) - ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, - regs->tregs, - offsetof(struct pt_regs, tregs[0]), - 8 * sizeof(unsigned long long)); - - if (!ret) - ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, - sizeof(struct pt_regs), -1); - - return ret; -} - -#ifdef CONFIG_SH_FPU -int fpregs_get(struct task_struct *target, - const struct user_regset *regset, - unsigned int pos, unsigned int count, - void *kbuf, void __user *ubuf) -{ - int ret; - - ret = init_fpu(target); - if (ret) - return ret; - - return user_regset_copyout(&pos, &count, &kbuf, &ubuf, - &target->thread.xstate->hardfpu, 0, -1); -} - -static int fpregs_set(struct task_struct *target, - const struct user_regset *regset, - unsigned int pos, unsigned int count, - const void *kbuf, const void __user *ubuf) -{ - int ret; - - ret = init_fpu(target); - if (ret) - return ret; - - set_stopped_child_used_math(target); - - return user_regset_copyin(&pos, &count, &kbuf, &ubuf, - &target->thread.xstate->hardfpu, 0, -1); -} - -static int fpregs_active(struct task_struct *target, - const struct user_regset *regset) -{ - return tsk_used_math(target) ? regset->n : 0; -} -#endif - -const struct pt_regs_offset regoffset_table[] = { - REG_OFFSET_NAME(pc), - REG_OFFSET_NAME(sr), - REG_OFFSET_NAME(syscall_nr), - REGS_OFFSET_NAME(0), - REGS_OFFSET_NAME(1), - REGS_OFFSET_NAME(2), - REGS_OFFSET_NAME(3), - REGS_OFFSET_NAME(4), - REGS_OFFSET_NAME(5), - REGS_OFFSET_NAME(6), - REGS_OFFSET_NAME(7), - REGS_OFFSET_NAME(8), - REGS_OFFSET_NAME(9), - REGS_OFFSET_NAME(10), - REGS_OFFSET_NAME(11), - REGS_OFFSET_NAME(12), - REGS_OFFSET_NAME(13), - REGS_OFFSET_NAME(14), - REGS_OFFSET_NAME(15), - REGS_OFFSET_NAME(16), - REGS_OFFSET_NAME(17), - REGS_OFFSET_NAME(18), - REGS_OFFSET_NAME(19), - REGS_OFFSET_NAME(20), - REGS_OFFSET_NAME(21), - REGS_OFFSET_NAME(22), - REGS_OFFSET_NAME(23), - REGS_OFFSET_NAME(24), - REGS_OFFSET_NAME(25), - REGS_OFFSET_NAME(26), - REGS_OFFSET_NAME(27), - REGS_OFFSET_NAME(28), - REGS_OFFSET_NAME(29), - REGS_OFFSET_NAME(30), - REGS_OFFSET_NAME(31), - REGS_OFFSET_NAME(32), - REGS_OFFSET_NAME(33), - REGS_OFFSET_NAME(34), - REGS_OFFSET_NAME(35), - REGS_OFFSET_NAME(36), - REGS_OFFSET_NAME(37), - REGS_OFFSET_NAME(38), - REGS_OFFSET_NAME(39), - REGS_OFFSET_NAME(40), - REGS_OFFSET_NAME(41), - REGS_OFFSET_NAME(42), - REGS_OFFSET_NAME(43), - REGS_OFFSET_NAME(44), - REGS_OFFSET_NAME(45), - REGS_OFFSET_NAME(46), - REGS_OFFSET_NAME(47), - REGS_OFFSET_NAME(48), - REGS_OFFSET_NAME(49), - REGS_OFFSET_NAME(50), - REGS_OFFSET_NAME(51), - REGS_OFFSET_NAME(52), - REGS_OFFSET_NAME(53), - REGS_OFFSET_NAME(54), - REGS_OFFSET_NAME(55), - REGS_OFFSET_NAME(56), - REGS_OFFSET_NAME(57), - REGS_OFFSET_NAME(58), - REGS_OFFSET_NAME(59), - REGS_OFFSET_NAME(60), - REGS_OFFSET_NAME(61), - REGS_OFFSET_NAME(62), - REGS_OFFSET_NAME(63), - TREGS_OFFSET_NAME(0), - TREGS_OFFSET_NAME(1), - TREGS_OFFSET_NAME(2), - TREGS_OFFSET_NAME(3), - TREGS_OFFSET_NAME(4), - TREGS_OFFSET_NAME(5), - TREGS_OFFSET_NAME(6), - TREGS_OFFSET_NAME(7), - REG_OFFSET_END, -}; - -/* - * These are our native regset flavours. - */ -enum sh_regset { - REGSET_GENERAL, -#ifdef CONFIG_SH_FPU - REGSET_FPU, -#endif -}; - -static const struct user_regset sh_regsets[] = { - /* - * Format is: - * PC, SR, SYSCALL, - * R1 --> R63, - * TR0 --> TR7, - */ - [REGSET_GENERAL] = { - .core_note_type = NT_PRSTATUS, - .n = ELF_NGREG, - .size = sizeof(long long), - .align = sizeof(long long), - .get = genregs_get, - .set = genregs_set, - }, - -#ifdef CONFIG_SH_FPU - [REGSET_FPU] = { - .core_note_type = NT_PRFPREG, - .n = sizeof(struct user_fpu_struct) / - sizeof(long long), - .size = sizeof(long long), - .align = sizeof(long long), - .get = fpregs_get, - .set = fpregs_set, - .active = fpregs_active, - }, -#endif -}; - -static const struct user_regset_view user_sh64_native_view = { - .name = "sh64", - .e_machine = EM_SH, - .regsets = sh_regsets, - .n = ARRAY_SIZE(sh_regsets), -}; - -const struct user_regset_view *task_user_regset_view(struct task_struct *task) -{ - return &user_sh64_native_view; -} - -long arch_ptrace(struct task_struct *child, long request, - unsigned long addr, unsigned long data) -{ - int ret; - unsigned long __user *datap = (unsigned long __user *) data; - - switch (request) { - /* read the word at location addr in the USER area. */ - case PTRACE_PEEKUSR: { - unsigned long tmp; - - ret = -EIO; - if ((addr & 3) || addr < 0) - break; - - if (addr < sizeof(struct pt_regs)) - tmp = get_stack_long(child, addr); - else if ((addr >= offsetof(struct user, fpu)) && - (addr < offsetof(struct user, u_fpvalid))) { - unsigned long index; - ret = init_fpu(child); - if (ret) - break; - index = addr - offsetof(struct user, fpu); - tmp = get_fpu_long(child, index); - } else if (addr == offsetof(struct user, u_fpvalid)) { - tmp = !!tsk_used_math(child); - } else { - break; - } - ret = put_user(tmp, datap); - break; - } - - case PTRACE_POKEUSR: - /* write the word at location addr in the USER area. We must - disallow any changes to certain SR bits or u_fpvalid, since - this could crash the kernel or result in a security - loophole. */ - ret = -EIO; - if ((addr & 3) || addr < 0) - break; - - if (addr < sizeof(struct pt_regs)) { - /* Ignore change of top 32 bits of SR */ - if (addr == offsetof (struct pt_regs, sr)+4) - { - ret = 0; - break; - } - /* If lower 32 bits of SR, ignore non-user bits */ - if (addr == offsetof (struct pt_regs, sr)) - { - long cursr = get_stack_long(child, addr); - data &= ~(SR_MASK); - data |= (cursr & SR_MASK); - } - ret = put_stack_long(child, addr, data); - } - else if ((addr >= offsetof(struct user, fpu)) && - (addr < offsetof(struct user, u_fpvalid))) { - unsigned long index; - ret = init_fpu(child); - if (ret) - break; - index = addr - offsetof(struct user, fpu); - ret = put_fpu_long(child, index, data); - } - break; - - case PTRACE_GETREGS: - return copy_regset_to_user(child, &user_sh64_native_view, - REGSET_GENERAL, - 0, sizeof(struct pt_regs), - datap); - case PTRACE_SETREGS: - return copy_regset_from_user(child, &user_sh64_native_view, - REGSET_GENERAL, - 0, sizeof(struct pt_regs), - datap); -#ifdef CONFIG_SH_FPU - case PTRACE_GETFPREGS: - return copy_regset_to_user(child, &user_sh64_native_view, - REGSET_FPU, - 0, sizeof(struct user_fpu_struct), - datap); - case PTRACE_SETFPREGS: - return copy_regset_from_user(child, &user_sh64_native_view, - REGSET_FPU, - 0, sizeof(struct user_fpu_struct), - datap); -#endif - default: - ret = ptrace_request(child, request, addr, data); - break; - } - - return ret; -} - -asmlinkage int sh64_ptrace(long request, long pid, - unsigned long addr, unsigned long data) -{ -#define WPC_DBRMODE 0x0d104008 - static unsigned long first_call; - - if (!test_and_set_bit(0, &first_call)) { - /* Set WPC.DBRMODE to 0. This makes all debug events get - * delivered through RESVEC, i.e. into the handlers in entry.S. - * (If the kernel was downloaded using a remote gdb, WPC.DBRMODE - * would normally be left set to 1, which makes debug events get - * delivered through DBRVEC, i.e. into the remote gdb's - * handlers. This prevents ptrace getting them, and confuses - * the remote gdb.) */ - printk("DBRMODE set to 0 to permit native debugging\n"); - poke_real_address_q(WPC_DBRMODE, 0); - } - - return sys_ptrace(request, pid, addr, data); -} - -static inline int audit_arch(void) -{ - int arch = EM_SH; - -#ifdef CONFIG_64BIT - arch |= __AUDIT_ARCH_64BIT; -#endif -#ifdef CONFIG_CPU_LITTLE_ENDIAN - arch |= __AUDIT_ARCH_LE; -#endif - - return arch; -} - -asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs) -{ - long long ret = 0; - - secure_computing_strict(regs->regs[9]); - - if (test_thread_flag(TIF_SYSCALL_TRACE) && - tracehook_report_syscall_entry(regs)) - /* - * Tracing decided this syscall should not happen. - * We'll return a bogus call number to get an ENOSYS - * error, but leave the original number in regs->regs[0]. - */ - ret = -1LL; - - if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) - trace_sys_enter(regs, regs->regs[9]); - - audit_syscall_entry(audit_arch(), regs->regs[1], - regs->regs[2], regs->regs[3], - regs->regs[4], regs->regs[5]); - - return ret ?: regs->regs[9]; -} - -asmlinkage void do_syscall_trace_leave(struct pt_regs *regs) -{ - int step; - - audit_syscall_exit(regs); - - if (unlikely(test_thread_flag(TIF_SYSCALL_TRACEPOINT))) - trace_sys_exit(regs, regs->regs[9]); - - step = test_thread_flag(TIF_SINGLESTEP); - if (step || test_thread_flag(TIF_SYSCALL_TRACE)) - tracehook_report_syscall_exit(regs, step); -} - -/* Called with interrupts disabled */ -asmlinkage void do_single_step(unsigned long long vec, struct pt_regs *regs) -{ - /* This is called after a single step exception (DEBUGSS). - There is no need to change the PC, as it is a post-execution - exception, as entry.S does not do anything to the PC for DEBUGSS. - We need to clear the Single Step setting in SR to avoid - continually stepping. */ - local_irq_enable(); - regs->sr &= ~SR_SSTEP; - force_sig(SIGTRAP, current); -} - -/* Called with interrupts disabled */ -BUILD_TRAP_HANDLER(breakpoint) -{ - TRAP_HANDLER_DECL; - - /* We need to forward step the PC, to counteract the backstep done - in signal.c. */ - local_irq_enable(); - force_sig(SIGTRAP, current); - regs->pc += 4; -} - -/* - * Called by kernel/ptrace.c when detaching.. - * - * Make sure single step bits etc are not set. - */ -void ptrace_disable(struct task_struct *child) -{ - user_disable_single_step(child); -} diff --git a/arch/sh/kernel/reboot.c b/arch/sh/kernel/reboot.c index 04afe5b20663..1de006b1c339 100644 --- a/arch/sh/kernel/reboot.c +++ b/arch/sh/kernel/reboot.c @@ -1,11 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/pm.h> #include <linux/kexec.h> #include <linux/kernel.h> #include <linux/reboot.h> #include <linux/module.h> -#ifdef CONFIG_SUPERH32 #include <asm/watchdog.h> -#endif #include <asm/addrspace.h> #include <asm/reboot.h> #include <asm/tlbflush.h> @@ -14,13 +13,11 @@ void (*pm_power_off)(void); EXPORT_SYMBOL(pm_power_off); -#ifdef CONFIG_SUPERH32 static void watchdog_trigger_immediate(void) { sh_wdt_write_cnt(0xFF); sh_wdt_write_csr(0xC2); } -#endif static void native_machine_restart(char * __unused) { @@ -32,10 +29,8 @@ static void native_machine_restart(char * __unused) /* Address error with SR.BL=1 first. */ trigger_address_error(); -#ifdef CONFIG_SUPERH32 /* If that fails or is unsupported, go for the watchdog next. */ watchdog_trigger_immediate(); -#endif /* * Give up and sleep. @@ -51,8 +46,7 @@ static void native_machine_shutdown(void) static void native_machine_power_off(void) { - if (pm_power_off) - pm_power_off(); + do_kernel_power_off(); } static void native_machine_halt(void) @@ -69,7 +63,7 @@ struct machine_ops machine_ops = { .shutdown = native_machine_shutdown, .restart = native_machine_restart, .halt = native_machine_halt, -#ifdef CONFIG_KEXEC +#ifdef CONFIG_KEXEC_CORE .crash_shutdown = native_machine_crash_shutdown, #endif }; @@ -94,7 +88,7 @@ void machine_halt(void) machine_ops.halt(); } -#ifdef CONFIG_KEXEC +#ifdef CONFIG_KEXEC_CORE void machine_crash_shutdown(struct pt_regs *regs) { machine_ops.crash_shutdown(regs); diff --git a/arch/sh/kernel/relocate_kernel.S b/arch/sh/kernel/relocate_kernel.S index fcc9934fb97b..d9bf2b727b42 100644 --- a/arch/sh/kernel/relocate_kernel.S +++ b/arch/sh/kernel/relocate_kernel.S @@ -1,13 +1,11 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * relocate_kernel.S - put the kernel image in place to boot * 2005.9.17 kogiidena@eggplant.ddo.jp * * LANDISK/sh4 is supported. Maybe, SH archtecture works well. * * 2009-03-18 Magnus Damm - Added Kexec Jump support - * - * This source code is licensed under the GNU General Public License, - * Version 2. See the file COPYING for more details. */ #include <linux/linkage.h> #include <asm/addrspace.h> diff --git a/arch/sh/kernel/return_address.c b/arch/sh/kernel/return_address.c index 5124aeb28c3f..2ce22f11eab3 100644 --- a/arch/sh/kernel/return_address.c +++ b/arch/sh/kernel/return_address.c @@ -1,16 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/return_address.c * * Copyright (C) 2009 Matt Fleming * Copyright (C) 2009 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/module.h> + #include <asm/dwarf.h> +#include <asm/ftrace.h> #ifdef CONFIG_DWARF_UNWINDER diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index ebe7a7d97215..039a51291002 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/setup.c * @@ -6,11 +7,9 @@ * Copyright (C) 1999 Niibe Yutaka * Copyright (C) 2002 - 2010 Paul Mundt */ -#include <linux/screen_info.h> #include <linux/ioport.h> #include <linux/init.h> #include <linux/initrd.h> -#include <linux/bootmem.h> #include <linux/console.h> #include <linux/root_dev.h> #include <linux/utsname.h> @@ -29,7 +28,10 @@ #include <linux/delay.h> #include <linux/platform_device.h> #include <linux/memblock.h> -#include <asm/uaccess.h> +#include <linux/of.h> +#include <linux/of_fdt.h> +#include <linux/uaccess.h> +#include <uapi/linux/mount.h> #include <asm/io.h> #include <asm/page.h> #include <asm/elf.h> @@ -40,7 +42,9 @@ #include <asm/smp.h> #include <asm/mmu_context.h> #include <asm/mmzone.h> +#include <asm/processor.h> #include <asm/sparsemem.h> +#include <asm/platform_early.h> /* * Initialize loops_per_jiffy as 10000000 (1000MIPS). @@ -64,10 +68,6 @@ EXPORT_SYMBOL(cpu_data); struct sh_machine_vector sh_mv = { .mv_name = "generic", }; EXPORT_SYMBOL(sh_mv); -#ifdef CONFIG_VT -struct screen_info screen_info; -#endif - extern int root_mountflags; #define RAMDISK_IMAGE_START_MASK 0x07FF @@ -78,17 +78,17 @@ static char __initdata command_line[COMMAND_LINE_SIZE] = { 0, }; static struct resource code_resource = { .name = "Kernel code", - .flags = IORESOURCE_BUSY | IORESOURCE_MEM, + .flags = IORESOURCE_BUSY | IORESOURCE_SYSTEM_RAM, }; static struct resource data_resource = { .name = "Kernel data", - .flags = IORESOURCE_BUSY | IORESOURCE_MEM, + .flags = IORESOURCE_BUSY | IORESOURCE_SYSTEM_RAM, }; static struct resource bss_resource = { .name = "Kernel bss", - .flags = IORESOURCE_BUSY | IORESOURCE_MEM, + .flags = IORESOURCE_BUSY | IORESOURCE_SYSTEM_RAM, }; unsigned long memory_start; @@ -172,7 +172,8 @@ disable: #endif } -void __cpuinit calibrate_delay(void) +#ifndef CONFIG_GENERIC_CALIBRATE_DELAY +void calibrate_delay(void) { struct clk *clk = clk_get(NULL, "cpu_clk"); @@ -187,6 +188,7 @@ void __cpuinit calibrate_delay(void) (loops_per_jiffy/(5000/HZ)) % 100, loops_per_jiffy); } +#endif void __init __add_active_range(unsigned int nid, unsigned long start_pfn, unsigned long end_pfn) @@ -202,7 +204,7 @@ void __init __add_active_range(unsigned int nid, unsigned long start_pfn, res->name = "System RAM"; res->start = start; res->end = end - 1; - res->flags = IORESOURCE_MEM | IORESOURCE_BUSY; + res->flags = IORESOURCE_SYSTEM_RAM | IORESOURCE_BUSY; if (request_resource(&iomem_resource, res)) { pr_err("unable to request memory_resource 0x%lx 0x%lx\n", @@ -218,7 +220,7 @@ void __init __add_active_range(unsigned int nid, unsigned long start_pfn, request_resource(res, &code_resource); request_resource(res, &data_resource); request_resource(res, &bss_resource); -#ifdef CONFIG_KEXEC +#ifdef CONFIG_CRASH_RESERVE request_resource(res, &crashk_res); #endif @@ -230,14 +232,41 @@ void __init __add_active_range(unsigned int nid, unsigned long start_pfn, pmb_bolt_mapping((unsigned long)__va(start), start, end - start, PAGE_KERNEL); - memblock_set_node(PFN_PHYS(start_pfn), - PFN_PHYS(end_pfn - start_pfn), nid); + memblock_set_node(PFN_PHYS(start_pfn), PFN_PHYS(end_pfn - start_pfn), + &memblock.memory, nid); } void __init __weak plat_early_device_setup(void) { } +#ifdef CONFIG_OF_EARLY_FLATTREE +void __ref sh_fdt_init(phys_addr_t dt_phys) +{ + static int done = 0; + void *dt_virt; + + /* Avoid calling an __init function on secondary cpus. */ + if (done) return; + +#ifdef CONFIG_BUILTIN_DTB + dt_virt = __dtb_start; +#else + dt_virt = phys_to_virt(dt_phys); +#endif + + if (!dt_virt || !early_init_dt_scan(dt_virt, __pa(dt_virt))) { + pr_crit("Error: invalid device tree blob" + " at physical address %p\n", (void *)dt_phys); + + while (true) + cpu_relax(); + } + + done = 1; +} +#endif + void __init setup_arch(char **cmdline_p) { enable_mmu(); @@ -257,16 +286,11 @@ void __init setup_arch(char **cmdline_p) #ifdef CONFIG_BLK_DEV_RAM rd_image_start = RAMDISK_FLAGS & RAMDISK_IMAGE_START_MASK; - rd_prompt = ((RAMDISK_FLAGS & RAMDISK_PROMPT_FLAG) != 0); - rd_doload = ((RAMDISK_FLAGS & RAMDISK_LOAD_FLAG) != 0); #endif if (!MOUNT_ROOT_RDONLY) root_mountflags &= ~MS_RDONLY; - init_mm.start_code = (unsigned long) _text; - init_mm.end_code = (unsigned long) _etext; - init_mm.end_data = (unsigned long) _edata; - init_mm.brk = (unsigned long) _end; + setup_initial_init_mm(_text, _etext, _edata, _end); code_resource.start = virt_to_phys(_text); code_resource.end = virt_to_phys(_etext)-1; @@ -276,9 +300,9 @@ void __init setup_arch(char **cmdline_p) bss_resource.end = virt_to_phys(__bss_stop)-1; #ifdef CONFIG_CMDLINE_OVERWRITE - strlcpy(command_line, CONFIG_CMDLINE, sizeof(command_line)); + strscpy(command_line, CONFIG_CMDLINE, sizeof(command_line)); #else - strlcpy(command_line, COMMAND_LINE, sizeof(command_line)); + strscpy(command_line, COMMAND_LINE, sizeof(command_line)); #ifdef CONFIG_CMDLINE_EXTEND strlcat(command_line, " ", sizeof(command_line)); strlcat(command_line, CONFIG_CMDLINE, sizeof(command_line)); @@ -296,13 +320,17 @@ void __init setup_arch(char **cmdline_p) sh_mv_setup(); /* Let earlyprintk output early console messages */ - early_platform_driver_probe("earlyprintk", 1, 1); - - paging_init(); + sh_early_platform_driver_probe("earlyprintk", 1, 1); -#ifdef CONFIG_DUMMY_CONSOLE - conswitchp = &dummy_con; +#ifdef CONFIG_OF_EARLY_FLATTREE +#ifdef CONFIG_BUILTIN_DTB + unflatten_and_copy_device_tree(); +#else + unflatten_device_tree(); #endif +#endif + + paging_init(); /* Perform the machine specific initialisation */ if (likely(sh_mv.mv_setup)) @@ -314,7 +342,7 @@ void __init setup_arch(char **cmdline_p) /* processor boot mode configuration */ int generic_mode_pins(void) { - pr_warning("generic_mode_pins(): missing mode pin configuration\n"); + pr_warn("generic_mode_pins(): missing mode pin configuration\n"); return 0; } @@ -322,3 +350,57 @@ int test_mode_pin(int pin) { return sh_mv.mv_mode_pins() & pin; } + +void __init arch_cpu_finalize_init(void) +{ + char *p = &init_utsname()->machine[2]; /* "sh" */ + + select_idle_routine(); + + current_cpu_data.loops_per_jiffy = loops_per_jiffy; + + switch (current_cpu_data.family) { + case CPU_FAMILY_SH2: + *p++ = '2'; + break; + case CPU_FAMILY_SH2A: + *p++ = '2'; + *p++ = 'a'; + break; + case CPU_FAMILY_SH3: + *p++ = '3'; + break; + case CPU_FAMILY_SH4: + *p++ = '4'; + break; + case CPU_FAMILY_SH4A: + *p++ = '4'; + *p++ = 'a'; + break; + case CPU_FAMILY_SH4AL_DSP: + *p++ = '4'; + *p++ = 'a'; + *p++ = 'l'; + *p++ = '-'; + *p++ = 'd'; + *p++ = 's'; + *p++ = 'p'; + break; + case CPU_FAMILY_UNKNOWN: + /* + * Specifically use CPU_FAMILY_UNKNOWN rather than + * default:, so we're able to have the compiler whine + * about unhandled enumerations. + */ + break; + } + + pr_info("CPU: %s\n", get_cpu_subtype(¤t_cpu_data)); + +#ifndef __LITTLE_ENDIAN__ + /* 'eb' means 'Endian Big' */ + *p++ = 'e'; + *p++ = 'b'; +#endif + *p = '\0'; +} diff --git a/arch/sh/kernel/sh_bios.c b/arch/sh/kernel/sh_bios.c index fe584e516964..250dbdf3fa74 100644 --- a/arch/sh/kernel/sh_bios.c +++ b/arch/sh/kernel/sh_bios.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * C interface for trapping into the standard LinuxSH BIOS. * @@ -5,10 +6,6 @@ * Copyright (C) 1999, 2000 Niibe Yutaka * Copyright (C) 2002 M. R. Brown * Copyright (C) 2004 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/module.h> #include <linux/console.h> diff --git a/arch/sh/kernel/sh_ksyms_32.c b/arch/sh/kernel/sh_ksyms_32.c index 2a0a596ebf67..5858936cb431 100644 --- a/arch/sh/kernel/sh_ksyms_32.c +++ b/arch/sh/kernel/sh_ksyms_32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/module.h> #include <linux/string.h> #include <linux/uaccess.h> @@ -20,6 +21,11 @@ EXPORT_SYMBOL(csum_partial_copy_generic); EXPORT_SYMBOL(copy_page); EXPORT_SYMBOL(__clear_user); EXPORT_SYMBOL(empty_zero_page); +#ifdef CONFIG_FLATMEM +/* need in pfn_valid macro */ +EXPORT_SYMBOL(min_low_pfn); +EXPORT_SYMBOL(max_low_pfn); +#endif #define DECLARE_EXPORT(name) \ extern void name(void);EXPORT_SYMBOL(name) @@ -29,6 +35,16 @@ DECLARE_EXPORT(__sdivsi3); DECLARE_EXPORT(__lshrsi3); DECLARE_EXPORT(__ashrsi3); DECLARE_EXPORT(__ashlsi3); +DECLARE_EXPORT(__lshrsi3_r0); +DECLARE_EXPORT(__ashrsi3_r0); +DECLARE_EXPORT(__ashlsi3_r0); + +DECLARE_EXPORT(__ashiftrt_r4_0); +DECLARE_EXPORT(__ashiftrt_r4_1); +DECLARE_EXPORT(__ashiftrt_r4_2); +DECLARE_EXPORT(__ashiftrt_r4_3); +DECLARE_EXPORT(__ashiftrt_r4_4); +DECLARE_EXPORT(__ashiftrt_r4_5); DECLARE_EXPORT(__ashiftrt_r4_6); DECLARE_EXPORT(__ashiftrt_r4_7); DECLARE_EXPORT(__ashiftrt_r4_8); @@ -39,13 +55,23 @@ DECLARE_EXPORT(__ashiftrt_r4_12); DECLARE_EXPORT(__ashiftrt_r4_13); DECLARE_EXPORT(__ashiftrt_r4_14); DECLARE_EXPORT(__ashiftrt_r4_15); +DECLARE_EXPORT(__ashiftrt_r4_16); +DECLARE_EXPORT(__ashiftrt_r4_17); +DECLARE_EXPORT(__ashiftrt_r4_18); +DECLARE_EXPORT(__ashiftrt_r4_19); DECLARE_EXPORT(__ashiftrt_r4_20); DECLARE_EXPORT(__ashiftrt_r4_21); DECLARE_EXPORT(__ashiftrt_r4_22); DECLARE_EXPORT(__ashiftrt_r4_23); DECLARE_EXPORT(__ashiftrt_r4_24); +DECLARE_EXPORT(__ashiftrt_r4_25); +DECLARE_EXPORT(__ashiftrt_r4_26); DECLARE_EXPORT(__ashiftrt_r4_27); +DECLARE_EXPORT(__ashiftrt_r4_28); +DECLARE_EXPORT(__ashiftrt_r4_29); DECLARE_EXPORT(__ashiftrt_r4_30); +DECLARE_EXPORT(__ashiftrt_r4_31); +DECLARE_EXPORT(__ashiftrt_r4_32); DECLARE_EXPORT(__movstr); DECLARE_EXPORT(__movstrSI8); DECLARE_EXPORT(__movstrSI12); diff --git a/arch/sh/kernel/sh_ksyms_64.c b/arch/sh/kernel/sh_ksyms_64.c deleted file mode 100644 index 26a0774f5272..000000000000 --- a/arch/sh/kernel/sh_ksyms_64.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * arch/sh/kernel/sh_ksyms_64.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/rwsem.h> -#include <linux/module.h> -#include <linux/smp.h> -#include <linux/user.h> -#include <linux/elfcore.h> -#include <linux/sched.h> -#include <linux/in6.h> -#include <linux/interrupt.h> -#include <linux/screen_info.h> -#include <asm/cacheflush.h> -#include <asm/processor.h> -#include <asm/uaccess.h> -#include <asm/checksum.h> -#include <asm/io.h> -#include <asm/delay.h> -#include <asm/irq.h> - -EXPORT_SYMBOL(__put_user_asm_b); -EXPORT_SYMBOL(__put_user_asm_w); -EXPORT_SYMBOL(__put_user_asm_l); -EXPORT_SYMBOL(__put_user_asm_q); -EXPORT_SYMBOL(__get_user_asm_b); -EXPORT_SYMBOL(__get_user_asm_w); -EXPORT_SYMBOL(__get_user_asm_l); -EXPORT_SYMBOL(__get_user_asm_q); -EXPORT_SYMBOL(__clear_user); -EXPORT_SYMBOL(copy_page); -EXPORT_SYMBOL(__copy_user); -EXPORT_SYMBOL(empty_zero_page); -EXPORT_SYMBOL(memcpy); -EXPORT_SYMBOL(memset); -EXPORT_SYMBOL(__udelay); -EXPORT_SYMBOL(__ndelay); -EXPORT_SYMBOL(__const_udelay); -EXPORT_SYMBOL(strlen); -EXPORT_SYMBOL(strcpy); - -/* Ugh. These come in from libgcc.a at link time. */ -#define DECLARE_EXPORT(name) extern void name(void);EXPORT_SYMBOL(name) - -DECLARE_EXPORT(__sdivsi3); -DECLARE_EXPORT(__sdivsi3_1); -DECLARE_EXPORT(__sdivsi3_2); -DECLARE_EXPORT(__udivsi3); -DECLARE_EXPORT(__div_table); diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c index 6af6e7c5cac8..a6bfc6f37491 100644 --- a/arch/sh/kernel/signal_32.c +++ b/arch/sh/kernel/signal_32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/kernel/signal.c * @@ -9,6 +10,7 @@ * */ #include <linux/sched.h> +#include <linux/sched/task_stack.h> #include <linux/mm.h> #include <linux/smp.h> #include <linux/kernel.h> @@ -23,10 +25,9 @@ #include <linux/personality.h> #include <linux/binfmts.h> #include <linux/io.h> -#include <linux/tracehook.h> +#include <linux/resume_user_mode.h> #include <asm/ucontext.h> -#include <asm/uaccess.h> -#include <asm/pgtable.h> +#include <linux/uaccess.h> #include <asm/cacheflush.h> #include <asm/syscalls.h> #include <asm/fpu.h> @@ -114,6 +115,7 @@ static int restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p) { unsigned int err = 0; + unsigned int sr = regs->sr & ~SR_USER_MASK; #define COPY(x) err |= __get_user(regs->x, &sc->sc_##x) COPY(regs[1]); @@ -129,6 +131,8 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p COPY(sr); COPY(pc); #undef COPY + regs->sr = (regs->sr & SR_USER_MASK) | sr; + #ifdef CONFIG_SH_FPU if (boot_cpu_data.flags & CPU_HAS_FPU) { int owned_fp; @@ -148,19 +152,17 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p return err; } -asmlinkage int sys_sigreturn(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) +asmlinkage int sys_sigreturn(void) { - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); + struct pt_regs *regs = current_pt_regs(); struct sigframe __user *frame = (struct sigframe __user *)regs->regs[15]; sigset_t set; int r0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; - if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) + if (!access_ok(frame, sizeof(*frame))) goto badframe; if (__get_user(set.sig[0], &frame->sc.oldmask) @@ -176,23 +178,21 @@ asmlinkage int sys_sigreturn(unsigned long r4, unsigned long r5, return r0; badframe: - force_sig(SIGSEGV, current); + force_sig(SIGSEGV); return 0; } -asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) +asmlinkage int sys_rt_sigreturn(void) { - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); + struct pt_regs *regs = current_pt_regs(); struct rt_sigframe __user *frame = (struct rt_sigframe __user *)regs->regs[15]; sigset_t set; int r0; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; - if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) + if (!access_ok(frame, sizeof(*frame))) goto badframe; if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set))) @@ -209,7 +209,7 @@ asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5, return r0; badframe: - force_sig(SIGSEGV, current); + force_sig(SIGSEGV); return 0; } @@ -266,23 +266,16 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) extern void __kernel_sigreturn(void); extern void __kernel_rt_sigreturn(void); -static int setup_frame(int sig, struct k_sigaction *ka, - sigset_t *set, struct pt_regs *regs) +static int setup_frame(struct ksignal *ksig, sigset_t *set, + struct pt_regs *regs) { struct sigframe __user *frame; - int err = 0; - int signal; - - frame = get_sigframe(ka, regs->regs[15], sizeof(*frame)); + int err = 0, sig = ksig->sig; - if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) - goto give_sigsegv; + frame = get_sigframe(&ksig->ka, regs->regs[15], sizeof(*frame)); - signal = current_thread_info()->exec_domain - && current_thread_info()->exec_domain->signal_invmap - && sig < 32 - ? current_thread_info()->exec_domain->signal_invmap[sig] - : sig; + if (!access_ok(frame, sizeof(*frame))) + return -EFAULT; err |= setup_sigcontext(&frame->sc, regs, set->sig[0]); @@ -292,8 +285,8 @@ static int setup_frame(int sig, struct k_sigaction *ka, /* Set up to return from userspace. If provided, use a stub already in userspace. */ - if (ka->sa.sa_flags & SA_RESTORER) { - regs->pr = (unsigned long) ka->sa.sa_restorer; + if (ksig->ka.sa.sa_flags & SA_RESTORER) { + regs->pr = (unsigned long) ksig->ka.sa.sa_restorer; #ifdef CONFIG_VSYSCALL } else if (likely(current->mm->context.vdso)) { regs->pr = VDSO_SYM(&__kernel_sigreturn); @@ -313,57 +306,44 @@ static int setup_frame(int sig, struct k_sigaction *ka, } if (err) - goto give_sigsegv; + return -EFAULT; /* Set up registers for signal handler */ regs->regs[15] = (unsigned long) frame; - regs->regs[4] = signal; /* Arg for signal handler */ + regs->regs[4] = sig; /* Arg for signal handler */ regs->regs[5] = 0; regs->regs[6] = (unsigned long) &frame->sc; if (current->personality & FDPIC_FUNCPTRS) { struct fdpic_func_descriptor __user *funcptr = - (struct fdpic_func_descriptor __user *)ka->sa.sa_handler; + (struct fdpic_func_descriptor __user *)ksig->ka.sa.sa_handler; err |= __get_user(regs->pc, &funcptr->text); err |= __get_user(regs->regs[12], &funcptr->GOT); } else - regs->pc = (unsigned long)ka->sa.sa_handler; + regs->pc = (unsigned long)ksig->ka.sa.sa_handler; if (err) - goto give_sigsegv; - - set_fs(USER_DS); + return -EFAULT; pr_debug("SIG deliver (%s:%d): sp=%p pc=%08lx pr=%08lx\n", current->comm, task_pid_nr(current), frame, regs->pc, regs->pr); return 0; - -give_sigsegv: - force_sigsegv(sig, current); - return -EFAULT; } -static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs *regs) +static int setup_rt_frame(struct ksignal *ksig, sigset_t *set, + struct pt_regs *regs) { struct rt_sigframe __user *frame; - int err = 0; - int signal; + int err = 0, sig = ksig->sig; - frame = get_sigframe(ka, regs->regs[15], sizeof(*frame)); + frame = get_sigframe(&ksig->ka, regs->regs[15], sizeof(*frame)); - if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) - goto give_sigsegv; - - signal = current_thread_info()->exec_domain - && current_thread_info()->exec_domain->signal_invmap - && sig < 32 - ? current_thread_info()->exec_domain->signal_invmap[sig] - : sig; + if (!access_ok(frame, sizeof(*frame))) + return -EFAULT; - err |= copy_siginfo_to_user(&frame->info, info); + err |= copy_siginfo_to_user(&frame->info, &ksig->info); /* Create the ucontext. */ err |= __put_user(0, &frame->uc.uc_flags); @@ -375,8 +355,8 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, /* Set up to return from userspace. If provided, use a stub already in userspace. */ - if (ka->sa.sa_flags & SA_RESTORER) { - regs->pr = (unsigned long) ka->sa.sa_restorer; + if (ksig->ka.sa.sa_flags & SA_RESTORER) { + regs->pr = (unsigned long) ksig->ka.sa.sa_restorer; #ifdef CONFIG_VSYSCALL } else if (likely(current->mm->context.vdso)) { regs->pr = VDSO_SYM(&__kernel_rt_sigreturn); @@ -396,36 +376,30 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, } if (err) - goto give_sigsegv; + return -EFAULT; /* Set up registers for signal handler */ regs->regs[15] = (unsigned long) frame; - regs->regs[4] = signal; /* Arg for signal handler */ + regs->regs[4] = sig; /* Arg for signal handler */ regs->regs[5] = (unsigned long) &frame->info; regs->regs[6] = (unsigned long) &frame->uc; if (current->personality & FDPIC_FUNCPTRS) { struct fdpic_func_descriptor __user *funcptr = - (struct fdpic_func_descriptor __user *)ka->sa.sa_handler; + (struct fdpic_func_descriptor __user *)ksig->ka.sa.sa_handler; err |= __get_user(regs->pc, &funcptr->text); err |= __get_user(regs->regs[12], &funcptr->GOT); } else - regs->pc = (unsigned long)ka->sa.sa_handler; + regs->pc = (unsigned long)ksig->ka.sa.sa_handler; if (err) - goto give_sigsegv; - - set_fs(USER_DS); + return -EFAULT; pr_debug("SIG deliver (%s:%d): sp=%p pc=%08lx pr=%08lx\n", current->comm, task_pid_nr(current), frame, regs->pc, regs->pr); return 0; - -give_sigsegv: - force_sigsegv(sig, current); - return -EFAULT; } static inline void @@ -447,7 +421,7 @@ handle_syscall_restart(unsigned long save_r0, struct pt_regs *regs, case -ERESTARTSYS: if (!(sa->sa_flags & SA_RESTART)) goto no_system_call_restart; - /* fallthrough */ + fallthrough; case -ERESTARTNOINTR: regs->regs[0] = save_r0; regs->pc -= instruction_size(__raw_readw(regs->pc - 4)); @@ -459,22 +433,18 @@ handle_syscall_restart(unsigned long save_r0, struct pt_regs *regs, * OK, we're invoking a handler */ static void -handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, - struct pt_regs *regs, unsigned int save_r0) +handle_signal(struct ksignal *ksig, struct pt_regs *regs, unsigned int save_r0) { sigset_t *oldset = sigmask_to_save(); int ret; /* Set up the stack frame */ - if (ka->sa.sa_flags & SA_SIGINFO) - ret = setup_rt_frame(sig, ka, info, oldset, regs); + if (ksig->ka.sa.sa_flags & SA_SIGINFO) + ret = setup_rt_frame(ksig, oldset, regs); else - ret = setup_frame(sig, ka, oldset, regs); + ret = setup_frame(ksig, oldset, regs); - if (ret) - return; - signal_delivered(sig, info, ka, regs, - test_thread_flag(TIF_SINGLESTEP)); + signal_setup_done(ret, ksig, test_thread_flag(TIF_SINGLESTEP)); } /* @@ -488,9 +458,7 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, */ static void do_signal(struct pt_regs *regs, unsigned int save_r0) { - siginfo_t info; - int signr; - struct k_sigaction ka; + struct ksignal ksig; /* * We want the common case to go fast, which @@ -501,12 +469,11 @@ static void do_signal(struct pt_regs *regs, unsigned int save_r0) if (!user_mode(regs)) return; - signr = get_signal_to_deliver(&info, &ka, regs, NULL); - if (signr > 0) { - handle_syscall_restart(save_r0, regs, &ka.sa); + if (get_signal(&ksig)) { + handle_syscall_restart(save_r0, regs, &ksig.ka.sa); /* Whee! Actually deliver the signal. */ - handle_signal(signr, &ka, &info, regs, save_r0); + handle_signal(&ksig, regs, save_r0); return; } @@ -535,11 +502,9 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned int save_r0, unsigned long thread_info_flags) { /* deal with pending signal delivery */ - if (thread_info_flags & _TIF_SIGPENDING) + if (thread_info_flags & (_TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL)) do_signal(regs, save_r0); - if (thread_info_flags & _TIF_NOTIFY_RESUME) { - clear_thread_flag(TIF_NOTIFY_RESUME); - tracehook_notify_resume(regs); - } + if (thread_info_flags & _TIF_NOTIFY_RESUME) + resume_user_mode_work(regs); } diff --git a/arch/sh/kernel/signal_64.c b/arch/sh/kernel/signal_64.c deleted file mode 100644 index 23d4c71c91af..000000000000 --- a/arch/sh/kernel/signal_64.c +++ /dev/null @@ -1,605 +0,0 @@ -/* - * arch/sh/kernel/signal_64.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 - 2008 Paul Mundt - * Copyright (C) 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/rwsem.h> -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/smp.h> -#include <linux/kernel.h> -#include <linux/signal.h> -#include <linux/errno.h> -#include <linux/wait.h> -#include <linux/personality.h> -#include <linux/ptrace.h> -#include <linux/unistd.h> -#include <linux/stddef.h> -#include <linux/tracehook.h> -#include <asm/ucontext.h> -#include <asm/uaccess.h> -#include <asm/pgtable.h> -#include <asm/cacheflush.h> -#include <asm/fpu.h> - -#define REG_RET 9 -#define REG_ARG1 2 -#define REG_ARG2 3 -#define REG_ARG3 4 -#define REG_SP 15 -#define REG_PR 18 -#define REF_REG_RET regs->regs[REG_RET] -#define REF_REG_SP regs->regs[REG_SP] -#define DEREF_REG_PR regs->regs[REG_PR] - -#define DEBUG_SIG 0 - -static void -handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka, - struct pt_regs * regs); - -static inline void -handle_syscall_restart(struct pt_regs *regs, struct sigaction *sa) -{ - /* If we're not from a syscall, bail out */ - if (regs->syscall_nr < 0) - return; - - /* check for system call restart.. */ - switch (regs->regs[REG_RET]) { - case -ERESTART_RESTARTBLOCK: - case -ERESTARTNOHAND: - no_system_call_restart: - regs->regs[REG_RET] = -EINTR; - break; - - case -ERESTARTSYS: - if (!(sa->sa_flags & SA_RESTART)) - goto no_system_call_restart; - /* fallthrough */ - case -ERESTARTNOINTR: - /* Decode syscall # */ - regs->regs[REG_RET] = regs->syscall_nr; - regs->pc -= 4; - break; - } -} - -/* - * Note that 'init' is a special process: it doesn't get signals it doesn't - * want to handle. Thus you cannot kill init even with a SIGKILL even by - * mistake. - * - * Note that we go through the signals twice: once to check the signals that - * the kernel can handle, and then we build all the user-level signal handling - * stack-frames in one go after that. - */ -static void do_signal(struct pt_regs *regs) -{ - siginfo_t info; - int signr; - struct k_sigaction ka; - - /* - * We want the common case to go fast, which - * is why we may in certain cases get here from - * kernel mode. Just return without doing anything - * if so. - */ - if (!user_mode(regs)) - return; - - signr = get_signal_to_deliver(&info, &ka, regs, 0); - if (signr > 0) { - handle_syscall_restart(regs, &ka.sa); - - /* Whee! Actually deliver the signal. */ - handle_signal(signr, &info, &ka, regs); - return; - } - - /* Did we come from a system call? */ - if (regs->syscall_nr >= 0) { - /* Restart the system call - no handlers present */ - switch (regs->regs[REG_RET]) { - case -ERESTARTNOHAND: - case -ERESTARTSYS: - case -ERESTARTNOINTR: - /* Decode Syscall # */ - regs->regs[REG_RET] = regs->syscall_nr; - regs->pc -= 4; - break; - - case -ERESTART_RESTARTBLOCK: - regs->regs[REG_RET] = __NR_restart_syscall; - regs->pc -= 4; - break; - } - } - - /* No signal to deliver -- put the saved sigmask back */ - restore_saved_sigmask(); -} - -/* - * Do a signal return; undo the signal stack. - */ -struct sigframe { - struct sigcontext sc; - unsigned long extramask[_NSIG_WORDS-1]; - long long retcode[2]; -}; - -struct rt_sigframe { - struct siginfo __user *pinfo; - void *puc; - struct siginfo info; - struct ucontext uc; - long long retcode[2]; -}; - -#ifdef CONFIG_SH_FPU -static inline int -restore_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) -{ - int err = 0; - int fpvalid; - - err |= __get_user (fpvalid, &sc->sc_fpvalid); - conditional_used_math(fpvalid); - if (! fpvalid) - return err; - - if (current == last_task_used_math) { - last_task_used_math = NULL; - regs->sr |= SR_FD; - } - - err |= __copy_from_user(¤t->thread.xstate->hardfpu, &sc->sc_fpregs[0], - (sizeof(long long) * 32) + (sizeof(int) * 1)); - - return err; -} - -static inline int -setup_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) -{ - int err = 0; - int fpvalid; - - fpvalid = !!used_math(); - err |= __put_user(fpvalid, &sc->sc_fpvalid); - if (! fpvalid) - return err; - - if (current == last_task_used_math) { - enable_fpu(); - save_fpu(current); - disable_fpu(); - last_task_used_math = NULL; - regs->sr |= SR_FD; - } - - err |= __copy_to_user(&sc->sc_fpregs[0], ¤t->thread.xstate->hardfpu, - (sizeof(long long) * 32) + (sizeof(int) * 1)); - clear_used_math(); - - return err; -} -#else -static inline int -restore_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) -{ - return 0; -} -static inline int -setup_sigcontext_fpu(struct pt_regs *regs, struct sigcontext __user *sc) -{ - return 0; -} -#endif - -static int -restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, long long *r2_p) -{ - unsigned int err = 0; - unsigned long long current_sr, new_sr; -#define SR_MASK 0xffff8cfd - -#define COPY(x) err |= __get_user(regs->x, &sc->sc_##x) - - COPY(regs[0]); COPY(regs[1]); COPY(regs[2]); COPY(regs[3]); - COPY(regs[4]); COPY(regs[5]); COPY(regs[6]); COPY(regs[7]); - COPY(regs[8]); COPY(regs[9]); COPY(regs[10]); COPY(regs[11]); - COPY(regs[12]); COPY(regs[13]); COPY(regs[14]); COPY(regs[15]); - COPY(regs[16]); COPY(regs[17]); COPY(regs[18]); COPY(regs[19]); - COPY(regs[20]); COPY(regs[21]); COPY(regs[22]); COPY(regs[23]); - COPY(regs[24]); COPY(regs[25]); COPY(regs[26]); COPY(regs[27]); - COPY(regs[28]); COPY(regs[29]); COPY(regs[30]); COPY(regs[31]); - COPY(regs[32]); COPY(regs[33]); COPY(regs[34]); COPY(regs[35]); - COPY(regs[36]); COPY(regs[37]); COPY(regs[38]); COPY(regs[39]); - COPY(regs[40]); COPY(regs[41]); COPY(regs[42]); COPY(regs[43]); - COPY(regs[44]); COPY(regs[45]); COPY(regs[46]); COPY(regs[47]); - COPY(regs[48]); COPY(regs[49]); COPY(regs[50]); COPY(regs[51]); - COPY(regs[52]); COPY(regs[53]); COPY(regs[54]); COPY(regs[55]); - COPY(regs[56]); COPY(regs[57]); COPY(regs[58]); COPY(regs[59]); - COPY(regs[60]); COPY(regs[61]); COPY(regs[62]); - COPY(tregs[0]); COPY(tregs[1]); COPY(tregs[2]); COPY(tregs[3]); - COPY(tregs[4]); COPY(tregs[5]); COPY(tregs[6]); COPY(tregs[7]); - - /* Prevent the signal handler manipulating SR in a way that can - crash the kernel. i.e. only allow S, Q, M, PR, SZ, FR to be - modified */ - current_sr = regs->sr; - err |= __get_user(new_sr, &sc->sc_sr); - regs->sr &= SR_MASK; - regs->sr |= (new_sr & ~SR_MASK); - - COPY(pc); - -#undef COPY - - /* Must do this last in case it sets regs->sr.fd (i.e. after rest of sr - * has been restored above.) */ - err |= restore_sigcontext_fpu(regs, sc); - - regs->syscall_nr = -1; /* disable syscall checks */ - err |= __get_user(*r2_p, &sc->sc_regs[REG_RET]); - return err; -} - -asmlinkage int sys_sigreturn(unsigned long r2, unsigned long r3, - unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs * regs) -{ - struct sigframe __user *frame = (struct sigframe __user *) (long) REF_REG_SP; - sigset_t set; - long long ret; - - /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; - - if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) - goto badframe; - - if (__get_user(set.sig[0], &frame->sc.oldmask) - || (_NSIG_WORDS > 1 - && __copy_from_user(&set.sig[1], &frame->extramask, - sizeof(frame->extramask)))) - goto badframe; - - set_current_blocked(&set); - - if (restore_sigcontext(regs, &frame->sc, &ret)) - goto badframe; - regs->pc -= 4; - - return (int) ret; - -badframe: - force_sig(SIGSEGV, current); - return 0; -} - -asmlinkage int sys_rt_sigreturn(unsigned long r2, unsigned long r3, - unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs * regs) -{ - struct rt_sigframe __user *frame = (struct rt_sigframe __user *) (long) REF_REG_SP; - sigset_t set; - long long ret; - - /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; - - if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) - goto badframe; - - if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set))) - goto badframe; - - set_current_blocked(&set); - - if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &ret)) - goto badframe; - regs->pc -= 4; - - if (restore_altstack(&frame->uc.uc_stack)) - goto badframe; - - return (int) ret; - -badframe: - force_sig(SIGSEGV, current); - return 0; -} - -/* - * Set up a signal frame. - */ -static int -setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, - unsigned long mask) -{ - int err = 0; - - /* Do this first, otherwise is this sets sr->fd, that value isn't preserved. */ - err |= setup_sigcontext_fpu(regs, sc); - -#define COPY(x) err |= __put_user(regs->x, &sc->sc_##x) - - COPY(regs[0]); COPY(regs[1]); COPY(regs[2]); COPY(regs[3]); - COPY(regs[4]); COPY(regs[5]); COPY(regs[6]); COPY(regs[7]); - COPY(regs[8]); COPY(regs[9]); COPY(regs[10]); COPY(regs[11]); - COPY(regs[12]); COPY(regs[13]); COPY(regs[14]); COPY(regs[15]); - COPY(regs[16]); COPY(regs[17]); COPY(regs[18]); COPY(regs[19]); - COPY(regs[20]); COPY(regs[21]); COPY(regs[22]); COPY(regs[23]); - COPY(regs[24]); COPY(regs[25]); COPY(regs[26]); COPY(regs[27]); - COPY(regs[28]); COPY(regs[29]); COPY(regs[30]); COPY(regs[31]); - COPY(regs[32]); COPY(regs[33]); COPY(regs[34]); COPY(regs[35]); - COPY(regs[36]); COPY(regs[37]); COPY(regs[38]); COPY(regs[39]); - COPY(regs[40]); COPY(regs[41]); COPY(regs[42]); COPY(regs[43]); - COPY(regs[44]); COPY(regs[45]); COPY(regs[46]); COPY(regs[47]); - COPY(regs[48]); COPY(regs[49]); COPY(regs[50]); COPY(regs[51]); - COPY(regs[52]); COPY(regs[53]); COPY(regs[54]); COPY(regs[55]); - COPY(regs[56]); COPY(regs[57]); COPY(regs[58]); COPY(regs[59]); - COPY(regs[60]); COPY(regs[61]); COPY(regs[62]); - COPY(tregs[0]); COPY(tregs[1]); COPY(tregs[2]); COPY(tregs[3]); - COPY(tregs[4]); COPY(tregs[5]); COPY(tregs[6]); COPY(tregs[7]); - COPY(sr); COPY(pc); - -#undef COPY - - err |= __put_user(mask, &sc->oldmask); - - return err; -} - -/* - * Determine which stack to use.. - */ -static inline void __user * -get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) -{ - if ((ka->sa.sa_flags & SA_ONSTACK) != 0 && ! sas_ss_flags(sp)) - sp = current->sas_ss_sp + current->sas_ss_size; - - return (void __user *)((sp - frame_size) & -8ul); -} - -void sa_default_restorer(void); /* See comments below */ -void sa_default_rt_restorer(void); /* See comments below */ - -static int setup_frame(int sig, struct k_sigaction *ka, - sigset_t *set, struct pt_regs *regs) -{ - struct sigframe __user *frame; - int err = 0; - int signal; - - frame = get_sigframe(ka, regs->regs[REG_SP], sizeof(*frame)); - - if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) - goto give_sigsegv; - - signal = current_thread_info()->exec_domain - && current_thread_info()->exec_domain->signal_invmap - && sig < 32 - ? current_thread_info()->exec_domain->signal_invmap[sig] - : sig; - - err |= setup_sigcontext(&frame->sc, regs, set->sig[0]); - - /* Give up earlier as i386, in case */ - if (err) - goto give_sigsegv; - - if (_NSIG_WORDS > 1) { - err |= __copy_to_user(frame->extramask, &set->sig[1], - sizeof(frame->extramask)); } - - /* Give up earlier as i386, in case */ - if (err) - goto give_sigsegv; - - /* Set up to return from userspace. If provided, use a stub - already in userspace. */ - if (ka->sa.sa_flags & SA_RESTORER) { - /* - * On SH5 all edited pointers are subject to NEFF - */ - DEREF_REG_PR = neff_sign_extend((unsigned long) - ka->sa.sa_restorer | 0x1); - } else { - /* - * Different approach on SH5. - * . Endianness independent asm code gets placed in entry.S . - * This is limited to four ASM instructions corresponding - * to two long longs in size. - * . err checking is done on the else branch only - * . flush_icache_range() is called upon __put_user() only - * . all edited pointers are subject to NEFF - * . being code, linker turns ShMedia bit on, always - * dereference index -1. - */ - DEREF_REG_PR = neff_sign_extend((unsigned long) - frame->retcode | 0x01); - - if (__copy_to_user(frame->retcode, - (void *)((unsigned long)sa_default_restorer & (~1)), 16) != 0) - goto give_sigsegv; - - /* Cohere the trampoline with the I-cache. */ - flush_cache_sigtramp(DEREF_REG_PR-1); - } - - /* - * Set up registers for signal handler. - * All edited pointers are subject to NEFF. - */ - regs->regs[REG_SP] = neff_sign_extend((unsigned long)frame); - regs->regs[REG_ARG1] = signal; /* Arg for signal handler */ - - /* FIXME: - The glibc profiling support for SH-5 needs to be passed a sigcontext - so it can retrieve the PC. At some point during 2003 the glibc - support was changed to receive the sigcontext through the 2nd - argument, but there are still versions of libc.so in use that use - the 3rd argument. Until libc.so is stabilised, pass the sigcontext - through both 2nd and 3rd arguments. - */ - - regs->regs[REG_ARG2] = (unsigned long long)(unsigned long)(signed long)&frame->sc; - regs->regs[REG_ARG3] = (unsigned long long)(unsigned long)(signed long)&frame->sc; - - regs->pc = neff_sign_extend((unsigned long)ka->sa.sa_handler); - - set_fs(USER_DS); - - /* Broken %016Lx */ - pr_debug("SIG deliver (#%d,%s:%d): sp=%p pc=%08Lx%08Lx link=%08Lx%08Lx\n", - signal, current->comm, current->pid, frame, - regs->pc >> 32, regs->pc & 0xffffffff, - DEREF_REG_PR >> 32, DEREF_REG_PR & 0xffffffff); - - return 0; - -give_sigsegv: - force_sigsegv(sig, current); - return -EFAULT; -} - -static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs *regs) -{ - struct rt_sigframe __user *frame; - int err = 0; - int signal; - - frame = get_sigframe(ka, regs->regs[REG_SP], sizeof(*frame)); - - if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) - goto give_sigsegv; - - signal = current_thread_info()->exec_domain - && current_thread_info()->exec_domain->signal_invmap - && sig < 32 - ? current_thread_info()->exec_domain->signal_invmap[sig] - : sig; - - err |= __put_user(&frame->info, &frame->pinfo); - err |= __put_user(&frame->uc, &frame->puc); - err |= copy_siginfo_to_user(&frame->info, info); - - /* Give up earlier as i386, in case */ - if (err) - goto give_sigsegv; - - /* Create the ucontext. */ - err |= __put_user(0, &frame->uc.uc_flags); - err |= __put_user(0, &frame->uc.uc_link); - err |= __save_altstack(&frame->uc.uc_stack, regs->regs[REG_SP]); - err |= setup_sigcontext(&frame->uc.uc_mcontext, - regs, set->sig[0]); - err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set)); - - /* Give up earlier as i386, in case */ - if (err) - goto give_sigsegv; - - /* Set up to return from userspace. If provided, use a stub - already in userspace. */ - if (ka->sa.sa_flags & SA_RESTORER) { - /* - * On SH5 all edited pointers are subject to NEFF - */ - DEREF_REG_PR = neff_sign_extend((unsigned long) - ka->sa.sa_restorer | 0x1); - } else { - /* - * Different approach on SH5. - * . Endianness independent asm code gets placed in entry.S . - * This is limited to four ASM instructions corresponding - * to two long longs in size. - * . err checking is done on the else branch only - * . flush_icache_range() is called upon __put_user() only - * . all edited pointers are subject to NEFF - * . being code, linker turns ShMedia bit on, always - * dereference index -1. - */ - DEREF_REG_PR = neff_sign_extend((unsigned long) - frame->retcode | 0x01); - - if (__copy_to_user(frame->retcode, - (void *)((unsigned long)sa_default_rt_restorer & (~1)), 16) != 0) - goto give_sigsegv; - - /* Cohere the trampoline with the I-cache. */ - flush_icache_range(DEREF_REG_PR-1, DEREF_REG_PR-1+15); - } - - /* - * Set up registers for signal handler. - * All edited pointers are subject to NEFF. - */ - regs->regs[REG_SP] = neff_sign_extend((unsigned long)frame); - regs->regs[REG_ARG1] = signal; /* Arg for signal handler */ - regs->regs[REG_ARG2] = (unsigned long long)(unsigned long)(signed long)&frame->info; - regs->regs[REG_ARG3] = (unsigned long long)(unsigned long)(signed long)&frame->uc.uc_mcontext; - regs->pc = neff_sign_extend((unsigned long)ka->sa.sa_handler); - - set_fs(USER_DS); - - pr_debug("SIG deliver (#%d,%s:%d): sp=%p pc=%08Lx%08Lx link=%08Lx%08Lx\n", - signal, current->comm, current->pid, frame, - regs->pc >> 32, regs->pc & 0xffffffff, - DEREF_REG_PR >> 32, DEREF_REG_PR & 0xffffffff); - - return 0; - -give_sigsegv: - force_sigsegv(sig, current); - return -EFAULT; -} - -/* - * OK, we're invoking a handler - */ -static void -handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka, - struct pt_regs * regs) -{ - sigset_t *oldset = sigmask_to_save(); - int ret; - - /* Set up the stack frame */ - if (ka->sa.sa_flags & SA_SIGINFO) - ret = setup_rt_frame(sig, ka, info, oldset, regs); - else - ret = setup_frame(sig, ka, oldset, regs); - - if (ret) - return; - - signal_delivered(sig, info, ka, regs, - test_thread_flag(TIF_SINGLESTEP)); -} - -asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags) -{ - if (thread_info_flags & _TIF_SIGPENDING) - do_signal(regs); - - if (thread_info_flags & _TIF_NOTIFY_RESUME) { - clear_thread_flag(TIF_NOTIFY_RESUME); - tracehook_notify_resume(regs); - } -} diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index 45696451f0ea..108d808767fa 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/smp.c * @@ -5,10 +6,6 @@ * * Copyright (C) 2002 - 2010 Paul Mundt * Copyright (C) 2006 - 2007 Akio Idehara - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/err.h> #include <linux/cache.h> @@ -20,8 +17,12 @@ #include <linux/module.h> #include <linux/cpu.h> #include <linux/interrupt.h> -#include <linux/sched.h> +#include <linux/sched/mm.h> +#include <linux/sched/hotplug.h> #include <linux/atomic.h> +#include <linux/clockchips.h> +#include <linux/profile.h> + #include <asm/processor.h> #include <asm/mmu_context.h> #include <asm/smp.h> @@ -37,7 +38,7 @@ struct plat_smp_ops *mp_ops = NULL; /* State of each CPU */ DEFINE_PER_CPU(int, cpu_state) = { 0 }; -void __cpuinit register_smp_ops(struct plat_smp_ops *ops) +void register_smp_ops(struct plat_smp_ops *ops) { if (mp_ops) printk(KERN_WARNING "Overriding previously set SMP ops\n"); @@ -45,7 +46,7 @@ void __cpuinit register_smp_ops(struct plat_smp_ops *ops) mp_ops = ops; } -static inline void __cpuinit smp_store_cpu_info(unsigned int cpu) +static inline void smp_store_cpu_info(unsigned int cpu) { struct sh_cpuinfo *c = cpu_data + cpu; @@ -111,7 +112,7 @@ void play_dead_common(void) irq_ctx_exit(raw_smp_processor_id()); mb(); - __get_cpu_var(cpu_state) = CPU_DEAD; + __this_cpu_write(cpu_state, CPU_DEAD); local_irq_disable(); } @@ -141,16 +142,13 @@ int __cpu_disable(void) migrate_irqs(); /* - * Stop the local timer for this CPU. - */ - local_timer_stop(cpu); - - /* * Flush user cache and TLB mappings, and then remove this CPU * from the vm mask set of all processes. */ flush_cache_all(); +#ifdef CONFIG_MMU local_flush_tlb_all(); +#endif clear_tasks_mm_cpumask(cpu); @@ -174,28 +172,26 @@ void native_play_dead(void) } #endif -asmlinkage void __cpuinit start_secondary(void) +static asmlinkage void start_secondary(void) { unsigned int cpu = smp_processor_id(); struct mm_struct *mm = &init_mm; enable_mmu(); - atomic_inc(&mm->mm_count); - atomic_inc(&mm->mm_users); + mmgrab(mm); + mmget(mm); current->active_mm = mm; +#ifdef CONFIG_MMU enter_lazy_tlb(mm, current); local_flush_tlb_all(); +#endif per_cpu_trap_init(); - preempt_disable(); - notify_cpu_starting(cpu); local_irq_enable(); - /* Enable local timers */ - local_timer_setup(cpu); calibrate_delay(); smp_store_cpu_info(cpu); @@ -203,7 +199,7 @@ asmlinkage void __cpuinit start_secondary(void) set_cpu_online(cpu, true); per_cpu(cpu_state, cpu) = CPU_ONLINE; - cpu_startup_entry(CPUHP_ONLINE); + cpu_startup_entry(CPUHP_AP_ONLINE_IDLE); } extern struct { @@ -215,7 +211,7 @@ extern struct { void *thread_info; } stack_start; -int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *tsk) +int __cpu_up(unsigned int cpu, struct task_struct *tsk) { unsigned long timeout; @@ -262,7 +258,7 @@ void __init smp_cpus_done(unsigned int max_cpus) (bogosum / (5000/HZ)) % 100); } -void smp_send_reschedule(int cpu) +void arch_smp_send_reschedule(int cpu) { mp_ops->send_ipi(cpu, SMP_MSG_RESCHEDULE); } @@ -285,7 +281,8 @@ void arch_send_call_function_single_ipi(int cpu) mp_ops->send_ipi(cpu, SMP_MSG_FUNCTION_SINGLE); } -void smp_timer_broadcast(const struct cpumask *mask) +#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST +void tick_broadcast(const struct cpumask *mask) { int cpu; @@ -296,9 +293,10 @@ void smp_timer_broadcast(const struct cpumask *mask) static void ipi_timer(void) { irq_enter(); - local_timer_interrupt(); + tick_receive_broadcast(); irq_exit(); } +#endif void smp_message_recv(unsigned int msg) { @@ -312,9 +310,11 @@ void smp_message_recv(unsigned int msg) case SMP_MSG_FUNCTION_SINGLE: generic_smp_call_function_single_interrupt(); break; +#ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST case SMP_MSG_TIMER: ipi_timer(); break; +#endif default: printk(KERN_WARNING "SMP %d: %s(): unknown IPI %d\n", smp_processor_id(), __func__, msg); @@ -322,11 +322,15 @@ void smp_message_recv(unsigned int msg) } } +#ifdef CONFIG_PROFILING /* Not really SMP stuff ... */ int setup_profiling_timer(unsigned int multiplier) { return 0; } +#endif + +#ifdef CONFIG_MMU static void flush_tlb_all_ipi(void *info) { @@ -363,7 +367,7 @@ void flush_tlb_mm(struct mm_struct *mm) smp_call_function(flush_tlb_mm_ipi, (void *)mm, 1); } else { int i; - for (i = 0; i < num_online_cpus(); i++) + for_each_online_cpu(i) if (smp_processor_id() != i) cpu_context(i, mm) = 0; } @@ -400,7 +404,7 @@ void flush_tlb_range(struct vm_area_struct *vma, smp_call_function(flush_tlb_range_ipi, (void *)&fd, 1); } else { int i; - for (i = 0; i < num_online_cpus(); i++) + for_each_online_cpu(i) if (smp_processor_id() != i) cpu_context(i, mm) = 0; } @@ -443,7 +447,7 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long page) smp_call_function(flush_tlb_page_ipi, (void *)&fd, 1); } else { int i; - for (i = 0; i < num_online_cpus(); i++) + for_each_online_cpu(i) if (smp_processor_id() != i) cpu_context(i, vma->vm_mm) = 0; } @@ -467,3 +471,5 @@ void flush_tlb_one(unsigned long asid, unsigned long vaddr) smp_call_function(flush_tlb_one_ipi, (void *)&fd, 1); local_flush_tlb_one(asid, vaddr); } + +#endif diff --git a/arch/sh/kernel/stacktrace.c b/arch/sh/kernel/stacktrace.c index bf989e063a0c..daf0b53ee066 100644 --- a/arch/sh/kernel/stacktrace.c +++ b/arch/sh/kernel/stacktrace.c @@ -1,15 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/stacktrace.c * * Stack trace management functions * * Copyright (C) 2006 - 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/sched.h> +#include <linux/sched/debug.h> #include <linux/stacktrace.h> #include <linux/thread_info.h> #include <linux/module.h> @@ -17,11 +15,6 @@ #include <asm/ptrace.h> #include <asm/stacktrace.h> -static int save_stack_stack(void *data, char *name) -{ - return 0; -} - /* * Save stack-backtrace addresses into a stack_trace buffer. */ @@ -42,7 +35,6 @@ static void save_stack_address(void *data, unsigned long addr, int reliable) } static const struct stacktrace_ops save_stack_ops = { - .stack = save_stack_stack, .address = save_stack_address, }; @@ -51,8 +43,6 @@ void save_stack_trace(struct stack_trace *trace) unsigned long *sp = (unsigned long *)current_stack_pointer; unwind_stack(current, NULL, sp, &save_stack_ops, trace); - if (trace->nr_entries < trace->max_entries) - trace->entries[trace->nr_entries++] = ULONG_MAX; } EXPORT_SYMBOL_GPL(save_stack_trace); @@ -77,7 +67,6 @@ save_stack_address_nosched(void *data, unsigned long addr, int reliable) } static const struct stacktrace_ops save_stack_ops_nosched = { - .stack = save_stack_stack, .address = save_stack_address_nosched, }; @@ -86,7 +75,5 @@ void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace) unsigned long *sp = (unsigned long *)tsk->thread.sp; unwind_stack(current, NULL, sp, &save_stack_ops_nosched, trace); - if (trace->nr_entries < trace->max_entries) - trace->entries[trace->nr_entries++] = ULONG_MAX; } EXPORT_SYMBOL_GPL(save_stack_trace_tsk); diff --git a/arch/sh/kernel/swsusp.c b/arch/sh/kernel/swsusp.c index 12b64a0f2f01..0b772d6d714f 100644 --- a/arch/sh/kernel/swsusp.c +++ b/arch/sh/kernel/swsusp.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * swsusp.c - SuperH hibernation support * * Copyright (C) 2009 Magnus Damm - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/mm.h> diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c index 8c6a350df751..a5a7b33ed81a 100644 --- a/arch/sh/kernel/sys_sh.c +++ b/arch/sh/kernel/sys_sh.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/kernel/sys_sh.c * @@ -23,7 +24,7 @@ #include <linux/fs.h> #include <linux/ipc.h> #include <asm/syscalls.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/unistd.h> #include <asm/cacheflush.h> #include <asm/cachectl.h> @@ -34,7 +35,7 @@ asmlinkage int old_mmap(unsigned long addr, unsigned long len, { if (off & ~PAGE_MASK) return -EINVAL; - return sys_mmap_pgoff(addr, len, prot, flags, fd, off>>PAGE_SHIFT); + return ksys_mmap_pgoff(addr, len, prot, flags, fd, off>>PAGE_SHIFT); } asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, @@ -50,7 +51,7 @@ asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, pgoff >>= PAGE_SHIFT - 12; - return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff); + return ksys_mmap_pgoff(addr, len, prot, flags, fd, pgoff); } /* sys_cacheflush -- flush (part of) the processor cache. */ @@ -68,10 +69,10 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op) if (addr + len < addr) return -EFAULT; - down_read(¤t->mm->mmap_sem); + mmap_read_lock(current->mm); vma = find_vma (current->mm, addr); if (vma == NULL || addr < vma->vm_start || addr + len > vma->vm_end) { - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); return -EFAULT; } @@ -90,6 +91,6 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op) if (op & CACHEFLUSH_I) flush_icache_range(addr, addr+len); - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); return 0; } diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c index 497bab3a0401..d6f4afcb0e87 100644 --- a/arch/sh/kernel/sys_sh32.c +++ b/arch/sh/kernel/sys_sh32.c @@ -1,5 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/errno.h> #include <linux/sched.h> +#include <linux/sched/task_stack.h> #include <linux/mm.h> #include <linux/smp.h> #include <linux/sem.h> @@ -13,7 +15,7 @@ #include <linux/fs.h> #include <linux/ipc.h> #include <asm/cacheflush.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/unistd.h> #include <asm/syscalls.h> @@ -21,17 +23,14 @@ * sys_pipe() is the normal C calling standard for creating * a pipe. It's not the way Unix traditionally does this, though. */ -asmlinkage int sys_sh_pipe(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) +asmlinkage int sys_sh_pipe(void) { - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); int fd[2]; int error; error = do_pipe_flags(fd, 0); if (!error) { - regs->regs[1] = fd[1]; + current_pt_regs()->regs[1] = fd[1]; return fd[0]; } return error; @@ -40,23 +39,34 @@ asmlinkage int sys_sh_pipe(unsigned long r4, unsigned long r5, asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char __user *buf, size_t count, long dummy, loff_t pos) { - return sys_pread64(fd, buf, count, pos); + return ksys_pread64(fd, buf, count, pos); } asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char __user *buf, size_t count, long dummy, loff_t pos) { - return sys_pwrite64(fd, buf, count, pos); + return ksys_pwrite64(fd, buf, count, pos); } asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1, u32 len0, u32 len1, int advice) { #ifdef __LITTLE_ENDIAN__ - return sys_fadvise64_64(fd, (u64)offset1 << 32 | offset0, - (u64)len1 << 32 | len0, advice); + return ksys_fadvise64_64(fd, (u64)offset1 << 32 | offset0, + (u64)len1 << 32 | len0, advice); #else - return sys_fadvise64_64(fd, (u64)offset0 << 32 | offset1, - (u64)len0 << 32 | len1, advice); + return ksys_fadvise64_64(fd, (u64)offset0 << 32 | offset1, + (u64)len0 << 32 | len1, advice); #endif } + +/* + * swap the arguments the way that libc wants them instead of + * moving flags ahead of the 64-bit nbytes argument + */ +SYSCALL_DEFINE6(sh_sync_file_range6, int, fd, SC_ARG64(offset), + SC_ARG64(nbytes), unsigned int, flags) +{ + return ksys_sync_file_range(fd, SC_VAL64(loff_t, offset), + SC_VAL64(loff_t, nbytes), flags); +} diff --git a/arch/sh/kernel/syscalls/Makefile b/arch/sh/kernel/syscalls/Makefile new file mode 100644 index 000000000000..b265e4bc16c2 --- /dev/null +++ b/arch/sh/kernel/syscalls/Makefile @@ -0,0 +1,32 @@ +# SPDX-License-Identifier: GPL-2.0 +kapi := arch/$(SRCARCH)/include/generated/asm +uapi := arch/$(SRCARCH)/include/generated/uapi/asm + +$(shell mkdir -p $(uapi) $(kapi)) + +syscall := $(src)/syscall.tbl +syshdr := $(srctree)/scripts/syscallhdr.sh +systbl := $(srctree)/scripts/syscalltbl.sh + +quiet_cmd_syshdr = SYSHDR $@ + cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --emit-nr $< $@ + +quiet_cmd_systbl = SYSTBL $@ + cmd_systbl = $(CONFIG_SHELL) $(systbl) $< $@ + +$(uapi)/unistd_32.h: $(syscall) $(syshdr) FORCE + $(call if_changed,syshdr) + +$(kapi)/syscall_table.h: $(syscall) $(systbl) FORCE + $(call if_changed,systbl) + +uapisyshdr-y += unistd_32.h +kapisyshdr-y += syscall_table.h + +uapisyshdr-y := $(addprefix $(uapi)/, $(uapisyshdr-y)) +kapisyshdr-y := $(addprefix $(kapi)/, $(kapisyshdr-y)) +targets += $(addprefix ../../../../, $(uapisyshdr-y) $(kapisyshdr-y)) + +PHONY += all +all: $(uapisyshdr-y) $(kapisyshdr-y) + @: diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl new file mode 100644 index 000000000000..969c11325ade --- /dev/null +++ b/arch/sh/kernel/syscalls/syscall.tbl @@ -0,0 +1,476 @@ +# SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note +# +# system call numbers and entry vectors for sh +# +# The format is: +# <number> <abi> <name> <entry point> +# +# The <abi> is always "common" for this file +# +0 common restart_syscall sys_restart_syscall +1 common exit sys_exit +2 common fork sys_fork +3 common read sys_read +4 common write sys_write +5 common open sys_open +6 common close sys_close +7 common waitpid sys_waitpid +8 common creat sys_creat +9 common link sys_link +10 common unlink sys_unlink +11 common execve sys_execve +12 common chdir sys_chdir +13 common time sys_time32 +14 common mknod sys_mknod +15 common chmod sys_chmod +16 common lchown sys_lchown16 +# 17 was break +18 common oldstat sys_stat +19 common lseek sys_lseek +20 common getpid sys_getpid +21 common mount sys_mount +22 common umount sys_oldumount +23 common setuid sys_setuid16 +24 common getuid sys_getuid16 +25 common stime sys_stime32 +26 common ptrace sys_ptrace +27 common alarm sys_alarm +28 common oldfstat sys_fstat +29 common pause sys_pause +30 common utime sys_utime32 +# 31 was stty +# 32 was gtty +33 common access sys_access +34 common nice sys_nice +# 35 was ftime +36 common sync sys_sync +37 common kill sys_kill +38 common rename sys_rename +39 common mkdir sys_mkdir +40 common rmdir sys_rmdir +41 common dup sys_dup +42 common pipe sys_sh_pipe +43 common times sys_times +# 44 was prof +45 common brk sys_brk +46 common setgid sys_setgid16 +47 common getgid sys_getgid16 +48 common signal sys_signal +49 common geteuid sys_geteuid16 +50 common getegid sys_getegid16 +51 common acct sys_acct +52 common umount2 sys_umount +# 53 was lock +54 common ioctl sys_ioctl +55 common fcntl sys_fcntl +# 56 was mpx +57 common setpgid sys_setpgid +# 58 was ulimit +# 59 was olduname +60 common umask sys_umask +61 common chroot sys_chroot +62 common ustat sys_ustat +63 common dup2 sys_dup2 +64 common getppid sys_getppid +65 common getpgrp sys_getpgrp +66 common setsid sys_setsid +67 common sigaction sys_sigaction +68 common sgetmask sys_sgetmask +69 common ssetmask sys_ssetmask +70 common setreuid sys_setreuid16 +71 common setregid sys_setregid16 +72 common sigsuspend sys_sigsuspend +73 common sigpending sys_sigpending +74 common sethostname sys_sethostname +75 common setrlimit sys_setrlimit +76 common getrlimit sys_old_getrlimit +77 common getrusage sys_getrusage +78 common gettimeofday sys_gettimeofday +79 common settimeofday sys_settimeofday +80 common getgroups sys_getgroups16 +81 common setgroups sys_setgroups16 +# 82 was select +83 common symlink sys_symlink +84 common oldlstat sys_lstat +85 common readlink sys_readlink +86 common uselib sys_uselib +87 common swapon sys_swapon +88 common reboot sys_reboot +89 common readdir sys_old_readdir +90 common mmap old_mmap +91 common munmap sys_munmap +92 common truncate sys_truncate +93 common ftruncate sys_ftruncate +94 common fchmod sys_fchmod +95 common fchown sys_fchown16 +96 common getpriority sys_getpriority +97 common setpriority sys_setpriority +# 98 was profil +99 common statfs sys_statfs +100 common fstatfs sys_fstatfs +# 101 was ioperm +102 common socketcall sys_socketcall +103 common syslog sys_syslog +104 common setitimer sys_setitimer +105 common getitimer sys_getitimer +106 common stat sys_newstat +107 common lstat sys_newlstat +108 common fstat sys_newfstat +109 common olduname sys_uname +# 110 was iopl +111 common vhangup sys_vhangup +# 112 was idle +# 113 was vm86old +114 common wait4 sys_wait4 +115 common swapoff sys_swapoff +116 common sysinfo sys_sysinfo +117 common ipc sys_ipc +118 common fsync sys_fsync +119 common sigreturn sys_sigreturn +120 common clone sys_clone +121 common setdomainname sys_setdomainname +122 common uname sys_newuname +123 common cacheflush sys_cacheflush +124 common adjtimex sys_adjtimex_time32 +125 common mprotect sys_mprotect +126 common sigprocmask sys_sigprocmask +# 127 was create_module +128 common init_module sys_init_module +129 common delete_module sys_delete_module +# 130 was get_kernel_syms +131 common quotactl sys_quotactl +132 common getpgid sys_getpgid +133 common fchdir sys_fchdir +134 common bdflush sys_ni_syscall +135 common sysfs sys_sysfs +136 common personality sys_personality +# 137 was afs_syscall +138 common setfsuid sys_setfsuid16 +139 common setfsgid sys_setfsgid16 +140 common _llseek sys_llseek +141 common getdents sys_getdents +142 common _newselect sys_select +143 common flock sys_flock +144 common msync sys_msync +145 common readv sys_readv +146 common writev sys_writev +147 common getsid sys_getsid +148 common fdatasync sys_fdatasync +149 common _sysctl sys_ni_syscall +150 common mlock sys_mlock +151 common munlock sys_munlock +152 common mlockall sys_mlockall +153 common munlockall sys_munlockall +154 common sched_setparam sys_sched_setparam +155 common sched_getparam sys_sched_getparam +156 common sched_setscheduler sys_sched_setscheduler +157 common sched_getscheduler sys_sched_getscheduler +158 common sched_yield sys_sched_yield +159 common sched_get_priority_max sys_sched_get_priority_max +160 common sched_get_priority_min sys_sched_get_priority_min +161 common sched_rr_get_interval sys_sched_rr_get_interval_time32 +162 common nanosleep sys_nanosleep_time32 +163 common mremap sys_mremap +164 common setresuid sys_setresuid16 +165 common getresuid sys_getresuid16 +# 166 was vm86 +# 167 was query_module +168 common poll sys_poll +169 common nfsservctl sys_ni_syscall +170 common setresgid sys_setresgid16 +171 common getresgid sys_getresgid16 +172 common prctl sys_prctl +173 common rt_sigreturn sys_rt_sigreturn +174 common rt_sigaction sys_rt_sigaction +175 common rt_sigprocmask sys_rt_sigprocmask +176 common rt_sigpending sys_rt_sigpending +177 common rt_sigtimedwait sys_rt_sigtimedwait_time32 +178 common rt_sigqueueinfo sys_rt_sigqueueinfo +179 common rt_sigsuspend sys_rt_sigsuspend +180 common pread64 sys_pread_wrapper +181 common pwrite64 sys_pwrite_wrapper +182 common chown sys_chown16 +183 common getcwd sys_getcwd +184 common capget sys_capget +185 common capset sys_capset +186 common sigaltstack sys_sigaltstack +187 common sendfile sys_sendfile +# 188 is reserved for getpmsg +# 189 is reserved for putpmsg +190 common vfork sys_vfork +191 common ugetrlimit sys_getrlimit +192 common mmap2 sys_mmap2 +193 common truncate64 sys_truncate64 +194 common ftruncate64 sys_ftruncate64 +195 common stat64 sys_stat64 +196 common lstat64 sys_lstat64 +197 common fstat64 sys_fstat64 +198 common lchown32 sys_lchown +199 common getuid32 sys_getuid +200 common getgid32 sys_getgid +201 common geteuid32 sys_geteuid +202 common getegid32 sys_getegid +203 common setreuid32 sys_setreuid +204 common setregid32 sys_setregid +205 common getgroups32 sys_getgroups +206 common setgroups32 sys_setgroups +207 common fchown32 sys_fchown +208 common setresuid32 sys_setresuid +209 common getresuid32 sys_getresuid +210 common setresgid32 sys_setresgid +211 common getresgid32 sys_getresgid +212 common chown32 sys_chown +213 common setuid32 sys_setuid +214 common setgid32 sys_setgid +215 common setfsuid32 sys_setfsuid +216 common setfsgid32 sys_setfsgid +217 common pivot_root sys_pivot_root +218 common mincore sys_mincore +219 common madvise sys_madvise +220 common getdents64 sys_getdents64 +221 common fcntl64 sys_fcntl64 +# 222 is reserved for tux +# 223 is unused +224 common gettid sys_gettid +225 common readahead sys_readahead +226 common setxattr sys_setxattr +227 common lsetxattr sys_lsetxattr +228 common fsetxattr sys_fsetxattr +229 common getxattr sys_getxattr +230 common lgetxattr sys_lgetxattr +231 common fgetxattr sys_fgetxattr +232 common listxattr sys_listxattr +233 common llistxattr sys_llistxattr +234 common flistxattr sys_flistxattr +235 common removexattr sys_removexattr +236 common lremovexattr sys_lremovexattr +237 common fremovexattr sys_fremovexattr +238 common tkill sys_tkill +239 common sendfile64 sys_sendfile64 +240 common futex sys_futex_time32 +241 common sched_setaffinity sys_sched_setaffinity +242 common sched_getaffinity sys_sched_getaffinity +# 243 is reserved for set_thread_area +# 244 is reserved for get_thread_area +245 common io_setup sys_io_setup +246 common io_destroy sys_io_destroy +247 common io_getevents sys_io_getevents_time32 +248 common io_submit sys_io_submit +249 common io_cancel sys_io_cancel +250 common fadvise64 sys_fadvise64 +# 251 is unused +252 common exit_group sys_exit_group +253 common lookup_dcookie sys_ni_syscall +254 common epoll_create sys_epoll_create +255 common epoll_ctl sys_epoll_ctl +256 common epoll_wait sys_epoll_wait +257 common remap_file_pages sys_remap_file_pages +258 common set_tid_address sys_set_tid_address +259 common timer_create sys_timer_create +260 common timer_settime sys_timer_settime32 +261 common timer_gettime sys_timer_gettime32 +262 common timer_getoverrun sys_timer_getoverrun +263 common timer_delete sys_timer_delete +264 common clock_settime sys_clock_settime32 +265 common clock_gettime sys_clock_gettime32 +266 common clock_getres sys_clock_getres_time32 +267 common clock_nanosleep sys_clock_nanosleep_time32 +268 common statfs64 sys_statfs64 +269 common fstatfs64 sys_fstatfs64 +270 common tgkill sys_tgkill +271 common utimes sys_utimes_time32 +272 common fadvise64_64 sys_fadvise64_64_wrapper +# 273 is reserved for vserver +274 common mbind sys_mbind +275 common get_mempolicy sys_get_mempolicy +276 common set_mempolicy sys_set_mempolicy +277 common mq_open sys_mq_open +278 common mq_unlink sys_mq_unlink +279 common mq_timedsend sys_mq_timedsend_time32 +280 common mq_timedreceive sys_mq_timedreceive_time32 +281 common mq_notify sys_mq_notify +282 common mq_getsetattr sys_mq_getsetattr +283 common kexec_load sys_kexec_load +284 common waitid sys_waitid +285 common add_key sys_add_key +286 common request_key sys_request_key +287 common keyctl sys_keyctl +288 common ioprio_set sys_ioprio_set +289 common ioprio_get sys_ioprio_get +290 common inotify_init sys_inotify_init +291 common inotify_add_watch sys_inotify_add_watch +292 common inotify_rm_watch sys_inotify_rm_watch +# 293 is unused +294 common migrate_pages sys_migrate_pages +295 common openat sys_openat +296 common mkdirat sys_mkdirat +297 common mknodat sys_mknodat +298 common fchownat sys_fchownat +299 common futimesat sys_futimesat_time32 +300 common fstatat64 sys_fstatat64 +301 common unlinkat sys_unlinkat +302 common renameat sys_renameat +303 common linkat sys_linkat +304 common symlinkat sys_symlinkat +305 common readlinkat sys_readlinkat +306 common fchmodat sys_fchmodat +307 common faccessat sys_faccessat +308 common pselect6 sys_pselect6_time32 +309 common ppoll sys_ppoll_time32 +310 common unshare sys_unshare +311 common set_robust_list sys_set_robust_list +312 common get_robust_list sys_get_robust_list +313 common splice sys_splice +314 common sync_file_range sys_sh_sync_file_range6 +315 common tee sys_tee +316 common vmsplice sys_vmsplice +317 common move_pages sys_move_pages +318 common getcpu sys_getcpu +319 common epoll_pwait sys_epoll_pwait +320 common utimensat sys_utimensat_time32 +321 common signalfd sys_signalfd +322 common timerfd_create sys_timerfd_create +323 common eventfd sys_eventfd +324 common fallocate sys_fallocate +325 common timerfd_settime sys_timerfd_settime32 +326 common timerfd_gettime sys_timerfd_gettime32 +327 common signalfd4 sys_signalfd4 +328 common eventfd2 sys_eventfd2 +329 common epoll_create1 sys_epoll_create1 +330 common dup3 sys_dup3 +331 common pipe2 sys_pipe2 +332 common inotify_init1 sys_inotify_init1 +333 common preadv sys_preadv +334 common pwritev sys_pwritev +335 common rt_tgsigqueueinfo sys_rt_tgsigqueueinfo +336 common perf_event_open sys_perf_event_open +337 common fanotify_init sys_fanotify_init +338 common fanotify_mark sys_fanotify_mark +339 common prlimit64 sys_prlimit64 +340 common socket sys_socket +341 common bind sys_bind +342 common connect sys_connect +343 common listen sys_listen +344 common accept sys_accept +345 common getsockname sys_getsockname +346 common getpeername sys_getpeername +347 common socketpair sys_socketpair +348 common send sys_send +349 common sendto sys_sendto +350 common recv sys_recv +351 common recvfrom sys_recvfrom +352 common shutdown sys_shutdown +353 common setsockopt sys_setsockopt +354 common getsockopt sys_getsockopt +355 common sendmsg sys_sendmsg +356 common recvmsg sys_recvmsg +357 common recvmmsg sys_recvmmsg_time32 +358 common accept4 sys_accept4 +359 common name_to_handle_at sys_name_to_handle_at +360 common open_by_handle_at sys_open_by_handle_at +361 common clock_adjtime sys_clock_adjtime32 +362 common syncfs sys_syncfs +363 common sendmmsg sys_sendmmsg +364 common setns sys_setns +365 common process_vm_readv sys_process_vm_readv +366 common process_vm_writev sys_process_vm_writev +367 common kcmp sys_kcmp +368 common finit_module sys_finit_module +369 common sched_getattr sys_sched_getattr +370 common sched_setattr sys_sched_setattr +371 common renameat2 sys_renameat2 +372 common seccomp sys_seccomp +373 common getrandom sys_getrandom +374 common memfd_create sys_memfd_create +375 common bpf sys_bpf +376 common execveat sys_execveat +377 common userfaultfd sys_userfaultfd +378 common membarrier sys_membarrier +379 common mlock2 sys_mlock2 +380 common copy_file_range sys_copy_file_range +381 common preadv2 sys_preadv2 +382 common pwritev2 sys_pwritev2 +383 common statx sys_statx +384 common pkey_mprotect sys_pkey_mprotect +385 common pkey_alloc sys_pkey_alloc +386 common pkey_free sys_pkey_free +387 common rseq sys_rseq +388 common sync_file_range2 sys_sync_file_range2 +# room for arch specific syscalls +393 common semget sys_semget +394 common semctl sys_semctl +395 common shmget sys_shmget +396 common shmctl sys_shmctl +397 common shmat sys_shmat +398 common shmdt sys_shmdt +399 common msgget sys_msgget +400 common msgsnd sys_msgsnd +401 common msgrcv sys_msgrcv +402 common msgctl sys_msgctl +403 common clock_gettime64 sys_clock_gettime +404 common clock_settime64 sys_clock_settime +405 common clock_adjtime64 sys_clock_adjtime +406 common clock_getres_time64 sys_clock_getres +407 common clock_nanosleep_time64 sys_clock_nanosleep +408 common timer_gettime64 sys_timer_gettime +409 common timer_settime64 sys_timer_settime +410 common timerfd_gettime64 sys_timerfd_gettime +411 common timerfd_settime64 sys_timerfd_settime +412 common utimensat_time64 sys_utimensat +413 common pselect6_time64 sys_pselect6 +414 common ppoll_time64 sys_ppoll +416 common io_pgetevents_time64 sys_io_pgetevents +417 common recvmmsg_time64 sys_recvmmsg +418 common mq_timedsend_time64 sys_mq_timedsend +419 common mq_timedreceive_time64 sys_mq_timedreceive +420 common semtimedop_time64 sys_semtimedop +421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait +422 common futex_time64 sys_futex +423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval +424 common pidfd_send_signal sys_pidfd_send_signal +425 common io_uring_setup sys_io_uring_setup +426 common io_uring_enter sys_io_uring_enter +427 common io_uring_register sys_io_uring_register +428 common open_tree sys_open_tree +429 common move_mount sys_move_mount +430 common fsopen sys_fsopen +431 common fsconfig sys_fsconfig +432 common fsmount sys_fsmount +433 common fspick sys_fspick +434 common pidfd_open sys_pidfd_open +# 435 reserved for clone3 +436 common close_range sys_close_range +437 common openat2 sys_openat2 +438 common pidfd_getfd sys_pidfd_getfd +439 common faccessat2 sys_faccessat2 +440 common process_madvise sys_process_madvise +441 common epoll_pwait2 sys_epoll_pwait2 +442 common mount_setattr sys_mount_setattr +443 common quotactl_fd sys_quotactl_fd +444 common landlock_create_ruleset sys_landlock_create_ruleset +445 common landlock_add_rule sys_landlock_add_rule +446 common landlock_restrict_self sys_landlock_restrict_self +# 447 reserved for memfd_secret +448 common process_mrelease sys_process_mrelease +449 common futex_waitv sys_futex_waitv +450 common set_mempolicy_home_node sys_set_mempolicy_home_node +451 common cachestat sys_cachestat +452 common fchmodat2 sys_fchmodat2 +453 common map_shadow_stack sys_map_shadow_stack +454 common futex_wake sys_futex_wake +455 common futex_wait sys_futex_wait +456 common futex_requeue sys_futex_requeue +457 common statmount sys_statmount +458 common listmount sys_listmount +459 common lsm_get_self_attr sys_lsm_get_self_attr +460 common lsm_set_self_attr sys_lsm_set_self_attr +461 common lsm_list_modules sys_lsm_list_modules +462 common mseal sys_mseal +463 common setxattrat sys_setxattrat +464 common getxattrat sys_getxattrat +465 common listxattrat sys_listxattrat +466 common removexattrat sys_removexattrat +467 common open_tree_attr sys_open_tree_attr +468 common file_getattr sys_file_getattr +469 common file_setattr sys_file_setattr +470 common listns sys_listns diff --git a/arch/sh/kernel/syscalls_32.S b/arch/sh/kernel/syscalls_32.S index 734234be2f01..bd1a9c544767 100644 --- a/arch/sh/kernel/syscalls_32.S +++ b/arch/sh/kernel/syscalls_32.S @@ -1,388 +1,17 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/kernel/syscalls.S * * System call table for SuperH * * Copyright (C) 1999, 2000, 2002 Niibe Yutaka * Copyright (C) 2003 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * */ #include <linux/sys.h> #include <linux/linkage.h> +#define __SYSCALL(nr, entry) .long entry .data ENTRY(sys_call_table) - .long sys_restart_syscall /* 0 - old "setup()" system call*/ - .long sys_exit - .long sys_fork - .long sys_read - .long sys_write - .long sys_open /* 5 */ - .long sys_close - .long sys_waitpid - .long sys_creat - .long sys_link - .long sys_unlink /* 10 */ - .long sys_execve - .long sys_chdir - .long sys_time - .long sys_mknod - .long sys_chmod /* 15 */ - .long sys_lchown16 - .long sys_ni_syscall /* old break syscall holder */ - .long sys_stat - .long sys_lseek - .long sys_getpid /* 20 */ - .long sys_mount - .long sys_oldumount - .long sys_setuid16 - .long sys_getuid16 - .long sys_stime /* 25 */ - .long sys_ptrace - .long sys_alarm - .long sys_fstat - .long sys_pause - .long sys_utime /* 30 */ - .long sys_ni_syscall /* old stty syscall holder */ - .long sys_ni_syscall /* old gtty syscall holder */ - .long sys_access - .long sys_nice - .long sys_ni_syscall /* 35 */ /* old ftime syscall holder */ - .long sys_sync - .long sys_kill - .long sys_rename - .long sys_mkdir - .long sys_rmdir /* 40 */ - .long sys_dup - .long sys_sh_pipe - .long sys_times - .long sys_ni_syscall /* old prof syscall holder */ - .long sys_brk /* 45 */ - .long sys_setgid16 - .long sys_getgid16 - .long sys_signal - .long sys_geteuid16 - .long sys_getegid16 /* 50 */ - .long sys_acct - .long sys_umount /* recycled never used phys() */ - .long sys_ni_syscall /* old lock syscall holder */ - .long sys_ioctl - .long sys_fcntl /* 55 */ - .long sys_ni_syscall /* old mpx syscall holder */ - .long sys_setpgid - .long sys_ni_syscall /* old ulimit syscall holder */ - .long sys_ni_syscall /* sys_olduname */ - .long sys_umask /* 60 */ - .long sys_chroot - .long sys_ustat - .long sys_dup2 - .long sys_getppid - .long sys_getpgrp /* 65 */ - .long sys_setsid - .long sys_sigaction - .long sys_sgetmask - .long sys_ssetmask - .long sys_setreuid16 /* 70 */ - .long sys_setregid16 - .long sys_sigsuspend - .long sys_sigpending - .long sys_sethostname - .long sys_setrlimit /* 75 */ - .long sys_old_getrlimit - .long sys_getrusage - .long sys_gettimeofday - .long sys_settimeofday - .long sys_getgroups16 /* 80 */ - .long sys_setgroups16 - .long sys_ni_syscall /* sys_oldselect */ - .long sys_symlink - .long sys_lstat - .long sys_readlink /* 85 */ - .long sys_uselib - .long sys_swapon - .long sys_reboot - .long sys_old_readdir - .long old_mmap /* 90 */ - .long sys_munmap - .long sys_truncate - .long sys_ftruncate - .long sys_fchmod - .long sys_fchown16 /* 95 */ - .long sys_getpriority - .long sys_setpriority - .long sys_ni_syscall /* old profil syscall holder */ - .long sys_statfs - .long sys_fstatfs /* 100 */ - .long sys_ni_syscall /* ioperm */ - .long sys_socketcall - .long sys_syslog - .long sys_setitimer - .long sys_getitimer /* 105 */ - .long sys_newstat - .long sys_newlstat - .long sys_newfstat - .long sys_uname - .long sys_ni_syscall /* 110 */ /* iopl */ - .long sys_vhangup - .long sys_ni_syscall /* idle */ - .long sys_ni_syscall /* vm86old */ - .long sys_wait4 - .long sys_swapoff /* 115 */ - .long sys_sysinfo - .long sys_ipc - .long sys_fsync - .long sys_sigreturn - .long sys_clone /* 120 */ - .long sys_setdomainname - .long sys_newuname - .long sys_cacheflush /* x86: sys_modify_ldt */ - .long sys_adjtimex - .long sys_mprotect /* 125 */ - .long sys_sigprocmask - .long sys_ni_syscall /* old "create_module" */ - .long sys_init_module - .long sys_delete_module - .long sys_ni_syscall /* 130: old "get_kernel_syms" */ - .long sys_quotactl - .long sys_getpgid - .long sys_fchdir - .long sys_bdflush - .long sys_sysfs /* 135 */ - .long sys_personality - .long sys_ni_syscall /* for afs_syscall */ - .long sys_setfsuid16 - .long sys_setfsgid16 - .long sys_llseek /* 140 */ - .long sys_getdents - .long sys_select - .long sys_flock - .long sys_msync - .long sys_readv /* 145 */ - .long sys_writev - .long sys_getsid - .long sys_fdatasync - .long sys_sysctl - .long sys_mlock /* 150 */ - .long sys_munlock - .long sys_mlockall - .long sys_munlockall - .long sys_sched_setparam - .long sys_sched_getparam /* 155 */ - .long sys_sched_setscheduler - .long sys_sched_getscheduler - .long sys_sched_yield - .long sys_sched_get_priority_max - .long sys_sched_get_priority_min /* 160 */ - .long sys_sched_rr_get_interval - .long sys_nanosleep - .long sys_mremap - .long sys_setresuid16 - .long sys_getresuid16 /* 165 */ - .long sys_ni_syscall /* vm86 */ - .long sys_ni_syscall /* old "query_module" */ - .long sys_poll - .long sys_ni_syscall /* was nfsservctl */ - .long sys_setresgid16 /* 170 */ - .long sys_getresgid16 - .long sys_prctl - .long sys_rt_sigreturn - .long sys_rt_sigaction - .long sys_rt_sigprocmask /* 175 */ - .long sys_rt_sigpending - .long sys_rt_sigtimedwait - .long sys_rt_sigqueueinfo - .long sys_rt_sigsuspend - .long sys_pread_wrapper /* 180 */ - .long sys_pwrite_wrapper - .long sys_chown16 - .long sys_getcwd - .long sys_capget - .long sys_capset /* 185 */ - .long sys_sigaltstack - .long sys_sendfile - .long sys_ni_syscall /* getpmsg */ - .long sys_ni_syscall /* putpmsg */ - .long sys_vfork /* 190 */ - .long sys_getrlimit - .long sys_mmap2 - .long sys_truncate64 - .long sys_ftruncate64 - .long sys_stat64 /* 195 */ - .long sys_lstat64 - .long sys_fstat64 - .long sys_lchown - .long sys_getuid - .long sys_getgid /* 200 */ - .long sys_geteuid - .long sys_getegid - .long sys_setreuid - .long sys_setregid - .long sys_getgroups /* 205 */ - .long sys_setgroups - .long sys_fchown - .long sys_setresuid - .long sys_getresuid - .long sys_setresgid /* 210 */ - .long sys_getresgid - .long sys_chown - .long sys_setuid - .long sys_setgid - .long sys_setfsuid /* 215 */ - .long sys_setfsgid - .long sys_pivot_root - .long sys_mincore - .long sys_madvise - .long sys_getdents64 /* 220 */ - .long sys_fcntl64 - .long sys_ni_syscall /* reserved for TUX */ - .long sys_ni_syscall /* Reserved for Security */ - .long sys_gettid - .long sys_readahead /* 225 */ - .long sys_setxattr - .long sys_lsetxattr - .long sys_fsetxattr - .long sys_getxattr - .long sys_lgetxattr /* 230 */ - .long sys_fgetxattr - .long sys_listxattr - .long sys_llistxattr - .long sys_flistxattr - .long sys_removexattr /* 235 */ - .long sys_lremovexattr - .long sys_fremovexattr - .long sys_tkill - .long sys_sendfile64 - .long sys_futex /* 240 */ - .long sys_sched_setaffinity - .long sys_sched_getaffinity - .long sys_ni_syscall /* reserved for set_thread_area */ - .long sys_ni_syscall /* reserved for get_thread_area */ - .long sys_io_setup /* 245 */ - .long sys_io_destroy - .long sys_io_getevents - .long sys_io_submit - .long sys_io_cancel - .long sys_fadvise64 /* 250 */ - .long sys_ni_syscall - .long sys_exit_group - .long sys_lookup_dcookie - .long sys_epoll_create - .long sys_epoll_ctl /* 255 */ - .long sys_epoll_wait - .long sys_remap_file_pages - .long sys_set_tid_address - .long sys_timer_create - .long sys_timer_settime /* 260 */ - .long sys_timer_gettime - .long sys_timer_getoverrun - .long sys_timer_delete - .long sys_clock_settime - .long sys_clock_gettime /* 265 */ - .long sys_clock_getres - .long sys_clock_nanosleep - .long sys_statfs64 - .long sys_fstatfs64 - .long sys_tgkill /* 270 */ - .long sys_utimes - .long sys_fadvise64_64_wrapper - .long sys_ni_syscall /* Reserved for vserver */ - .long sys_mbind - .long sys_get_mempolicy /* 275 */ - .long sys_set_mempolicy - .long sys_mq_open - .long sys_mq_unlink - .long sys_mq_timedsend - .long sys_mq_timedreceive /* 280 */ - .long sys_mq_notify - .long sys_mq_getsetattr - .long sys_kexec_load - .long sys_waitid - .long sys_add_key /* 285 */ - .long sys_request_key - .long sys_keyctl - .long sys_ioprio_set - .long sys_ioprio_get - .long sys_inotify_init /* 290 */ - .long sys_inotify_add_watch - .long sys_inotify_rm_watch - .long sys_ni_syscall - .long sys_migrate_pages - .long sys_openat /* 295 */ - .long sys_mkdirat - .long sys_mknodat - .long sys_fchownat - .long sys_futimesat - .long sys_fstatat64 /* 300 */ - .long sys_unlinkat - .long sys_renameat - .long sys_linkat - .long sys_symlinkat - .long sys_readlinkat /* 305 */ - .long sys_fchmodat - .long sys_faccessat - .long sys_pselect6 - .long sys_ppoll - .long sys_unshare /* 310 */ - .long sys_set_robust_list - .long sys_get_robust_list - .long sys_splice - .long sys_sync_file_range - .long sys_tee /* 315 */ - .long sys_vmsplice - .long sys_move_pages - .long sys_getcpu - .long sys_epoll_pwait - .long sys_utimensat /* 320 */ - .long sys_signalfd - .long sys_timerfd_create - .long sys_eventfd - .long sys_fallocate - .long sys_timerfd_settime /* 325 */ - .long sys_timerfd_gettime - .long sys_signalfd4 - .long sys_eventfd2 - .long sys_epoll_create1 - .long sys_dup3 /* 330 */ - .long sys_pipe2 - .long sys_inotify_init1 - .long sys_preadv - .long sys_pwritev - .long sys_rt_tgsigqueueinfo /* 335 */ - .long sys_perf_event_open - .long sys_fanotify_init - .long sys_fanotify_mark - .long sys_prlimit64 - /* Broken-out socket family */ - .long sys_socket /* 340 */ - .long sys_bind - .long sys_connect - .long sys_listen - .long sys_accept - .long sys_getsockname /* 345 */ - .long sys_getpeername - .long sys_socketpair - .long sys_send - .long sys_sendto - .long sys_recv /* 350 */ - .long sys_recvfrom - .long sys_shutdown - .long sys_setsockopt - .long sys_getsockopt - .long sys_sendmsg /* 355 */ - .long sys_recvmsg - .long sys_recvmmsg - .long sys_accept4 - .long sys_name_to_handle_at - .long sys_open_by_handle_at /* 360 */ - .long sys_clock_adjtime - .long sys_syncfs - .long sys_sendmmsg - .long sys_setns - .long sys_process_vm_readv /* 365 */ - .long sys_process_vm_writev - .long sys_kcmp - .long sys_finit_module +#include <asm/syscall_table.h> +#undef __SYSCALL diff --git a/arch/sh/kernel/syscalls_64.S b/arch/sh/kernel/syscalls_64.S deleted file mode 100644 index 579fcb9a896b..000000000000 --- a/arch/sh/kernel/syscalls_64.S +++ /dev/null @@ -1,408 +0,0 @@ -/* - * arch/sh/kernel/syscalls_64.S - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2004 - 2007 Paul Mundt - * Copyright (C) 2003, 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -#include <linux/sys.h> - - .section .data, "aw" - .balign 32 - -/* - * System calls jump table - */ - .globl sys_call_table -sys_call_table: - .long sys_restart_syscall /* 0 - old "setup()" system call */ - .long sys_exit - .long sys_fork - .long sys_read - .long sys_write - .long sys_open /* 5 */ - .long sys_close - .long sys_waitpid - .long sys_creat - .long sys_link - .long sys_unlink /* 10 */ - .long sys_execve - .long sys_chdir - .long sys_time - .long sys_mknod - .long sys_chmod /* 15 */ - .long sys_lchown16 - .long sys_ni_syscall /* old break syscall holder */ - .long sys_stat - .long sys_lseek - .long sys_getpid /* 20 */ - .long sys_mount - .long sys_oldumount - .long sys_setuid16 - .long sys_getuid16 - .long sys_stime /* 25 */ - .long sh64_ptrace - .long sys_alarm - .long sys_fstat - .long sys_pause - .long sys_utime /* 30 */ - .long sys_ni_syscall /* old stty syscall holder */ - .long sys_ni_syscall /* old gtty syscall holder */ - .long sys_access - .long sys_nice - .long sys_ni_syscall /* 35 */ /* old ftime syscall holder */ - .long sys_sync - .long sys_kill - .long sys_rename - .long sys_mkdir - .long sys_rmdir /* 40 */ - .long sys_dup - .long sys_pipe - .long sys_times - .long sys_ni_syscall /* old prof syscall holder */ - .long sys_brk /* 45 */ - .long sys_setgid16 - .long sys_getgid16 - .long sys_signal - .long sys_geteuid16 - .long sys_getegid16 /* 50 */ - .long sys_acct - .long sys_umount /* recycled never used phys( */ - .long sys_ni_syscall /* old lock syscall holder */ - .long sys_ioctl - .long sys_fcntl /* 55 */ - .long sys_ni_syscall /* old mpx syscall holder */ - .long sys_setpgid - .long sys_ni_syscall /* old ulimit syscall holder */ - .long sys_ni_syscall /* sys_olduname */ - .long sys_umask /* 60 */ - .long sys_chroot - .long sys_ustat - .long sys_dup2 - .long sys_getppid - .long sys_getpgrp /* 65 */ - .long sys_setsid - .long sys_sigaction - .long sys_sgetmask - .long sys_ssetmask - .long sys_setreuid16 /* 70 */ - .long sys_setregid16 - .long sys_sigsuspend - .long sys_sigpending - .long sys_sethostname - .long sys_setrlimit /* 75 */ - .long sys_old_getrlimit - .long sys_getrusage - .long sys_gettimeofday - .long sys_settimeofday - .long sys_getgroups16 /* 80 */ - .long sys_setgroups16 - .long sys_ni_syscall /* sys_oldselect */ - .long sys_symlink - .long sys_lstat - .long sys_readlink /* 85 */ - .long sys_uselib - .long sys_swapon - .long sys_reboot - .long sys_old_readdir - .long old_mmap /* 90 */ - .long sys_munmap - .long sys_truncate - .long sys_ftruncate - .long sys_fchmod - .long sys_fchown16 /* 95 */ - .long sys_getpriority - .long sys_setpriority - .long sys_ni_syscall /* old profil syscall holder */ - .long sys_statfs - .long sys_fstatfs /* 100 */ - .long sys_ni_syscall /* ioperm */ - .long sys_socketcall /* Obsolete implementation of socket syscall */ - .long sys_syslog - .long sys_setitimer - .long sys_getitimer /* 105 */ - .long sys_newstat - .long sys_newlstat - .long sys_newfstat - .long sys_uname - .long sys_ni_syscall /* 110 */ /* iopl */ - .long sys_vhangup - .long sys_ni_syscall /* idle */ - .long sys_ni_syscall /* vm86old */ - .long sys_wait4 - .long sys_swapoff /* 115 */ - .long sys_sysinfo - .long sys_ipc /* Obsolete ipc syscall implementation */ - .long sys_fsync - .long sys_sigreturn - .long sys_clone /* 120 */ - .long sys_setdomainname - .long sys_newuname - .long sys_cacheflush /* x86: sys_modify_ldt */ - .long sys_adjtimex - .long sys_mprotect /* 125 */ - .long sys_sigprocmask - .long sys_ni_syscall /* old "create_module" */ - .long sys_init_module - .long sys_delete_module - .long sys_ni_syscall /* 130: old "get_kernel_syms" */ - .long sys_quotactl - .long sys_getpgid - .long sys_fchdir - .long sys_bdflush - .long sys_sysfs /* 135 */ - .long sys_personality - .long sys_ni_syscall /* for afs_syscall */ - .long sys_setfsuid16 - .long sys_setfsgid16 - .long sys_llseek /* 140 */ - .long sys_getdents - .long sys_select - .long sys_flock - .long sys_msync - .long sys_readv /* 145 */ - .long sys_writev - .long sys_getsid - .long sys_fdatasync - .long sys_sysctl - .long sys_mlock /* 150 */ - .long sys_munlock - .long sys_mlockall - .long sys_munlockall - .long sys_sched_setparam - .long sys_sched_getparam /* 155 */ - .long sys_sched_setscheduler - .long sys_sched_getscheduler - .long sys_sched_yield - .long sys_sched_get_priority_max - .long sys_sched_get_priority_min /* 160 */ - .long sys_sched_rr_get_interval - .long sys_nanosleep - .long sys_mremap - .long sys_setresuid16 - .long sys_getresuid16 /* 165 */ - .long sys_ni_syscall /* vm86 */ - .long sys_ni_syscall /* old "query_module" */ - .long sys_poll - .long sys_ni_syscall /* was nfsservctl */ - .long sys_setresgid16 /* 170 */ - .long sys_getresgid16 - .long sys_prctl - .long sys_rt_sigreturn - .long sys_rt_sigaction - .long sys_rt_sigprocmask /* 175 */ - .long sys_rt_sigpending - .long sys_rt_sigtimedwait - .long sys_rt_sigqueueinfo - .long sys_rt_sigsuspend - .long sys_pread64 /* 180 */ - .long sys_pwrite64 - .long sys_chown16 - .long sys_getcwd - .long sys_capget - .long sys_capset /* 185 */ - .long sys_sigaltstack - .long sys_sendfile - .long sys_ni_syscall /* getpmsg */ - .long sys_ni_syscall /* putpmsg */ - .long sys_vfork /* 190 */ - .long sys_getrlimit - .long sys_mmap2 - .long sys_truncate64 - .long sys_ftruncate64 - .long sys_stat64 /* 195 */ - .long sys_lstat64 - .long sys_fstat64 - .long sys_lchown - .long sys_getuid - .long sys_getgid /* 200 */ - .long sys_geteuid - .long sys_getegid - .long sys_setreuid - .long sys_setregid - .long sys_getgroups /* 205 */ - .long sys_setgroups - .long sys_fchown - .long sys_setresuid - .long sys_getresuid - .long sys_setresgid /* 210 */ - .long sys_getresgid - .long sys_chown - .long sys_setuid - .long sys_setgid - .long sys_setfsuid /* 215 */ - .long sys_setfsgid - .long sys_pivot_root - .long sys_mincore - .long sys_madvise - /* Broken-out socket family (maintain backwards compatibility in syscall - numbering with 2.4) */ - .long sys_socket /* 220 */ - .long sys_bind - .long sys_connect - .long sys_listen - .long sys_accept - .long sys_getsockname /* 225 */ - .long sys_getpeername - .long sys_socketpair - .long sys_send - .long sys_sendto - .long sys_recv /* 230*/ - .long sys_recvfrom - .long sys_shutdown - .long sys_setsockopt - .long sys_getsockopt - .long sys_sendmsg /* 235 */ - .long sys_recvmsg - /* Broken-out IPC family (maintain backwards compatibility in syscall - numbering with 2.4) */ - .long sys_semop - .long sys_semget - .long sys_semctl - .long sys_msgsnd /* 240 */ - .long sys_msgrcv - .long sys_msgget - .long sys_msgctl - .long sys_shmat - .long sys_shmdt /* 245 */ - .long sys_shmget - .long sys_shmctl - /* Rest of syscalls listed in 2.4 i386 unistd.h */ - .long sys_getdents64 - .long sys_fcntl64 - .long sys_ni_syscall /* 250 reserved for TUX */ - .long sys_ni_syscall /* Reserved for Security */ - .long sys_gettid - .long sys_readahead - .long sys_setxattr - .long sys_lsetxattr /* 255 */ - .long sys_fsetxattr - .long sys_getxattr - .long sys_lgetxattr - .long sys_fgetxattr - .long sys_listxattr /* 260 */ - .long sys_llistxattr - .long sys_flistxattr - .long sys_removexattr - .long sys_lremovexattr - .long sys_fremovexattr /* 265 */ - .long sys_tkill - .long sys_sendfile64 - .long sys_futex - .long sys_sched_setaffinity - .long sys_sched_getaffinity /* 270 */ - .long sys_ni_syscall /* reserved for set_thread_area */ - .long sys_ni_syscall /* reserved for get_thread_area */ - .long sys_io_setup - .long sys_io_destroy - .long sys_io_getevents /* 275 */ - .long sys_io_submit - .long sys_io_cancel - .long sys_fadvise64 - .long sys_ni_syscall - .long sys_exit_group /* 280 */ - /* Rest of new 2.6 syscalls */ - .long sys_lookup_dcookie - .long sys_epoll_create - .long sys_epoll_ctl - .long sys_epoll_wait - .long sys_remap_file_pages /* 285 */ - .long sys_set_tid_address - .long sys_timer_create - .long sys_timer_settime - .long sys_timer_gettime - .long sys_timer_getoverrun /* 290 */ - .long sys_timer_delete - .long sys_clock_settime - .long sys_clock_gettime - .long sys_clock_getres - .long sys_clock_nanosleep /* 295 */ - .long sys_statfs64 - .long sys_fstatfs64 - .long sys_tgkill - .long sys_utimes - .long sys_fadvise64_64 /* 300 */ - .long sys_ni_syscall /* Reserved for vserver */ - .long sys_ni_syscall /* Reserved for mbind */ - .long sys_ni_syscall /* get_mempolicy */ - .long sys_ni_syscall /* set_mempolicy */ - .long sys_mq_open /* 305 */ - .long sys_mq_unlink - .long sys_mq_timedsend - .long sys_mq_timedreceive - .long sys_mq_notify - .long sys_mq_getsetattr /* 310 */ - .long sys_ni_syscall /* Reserved for kexec */ - .long sys_waitid - .long sys_add_key - .long sys_request_key - .long sys_keyctl /* 315 */ - .long sys_ioprio_set - .long sys_ioprio_get - .long sys_inotify_init - .long sys_inotify_add_watch - .long sys_inotify_rm_watch /* 320 */ - .long sys_ni_syscall - .long sys_migrate_pages - .long sys_openat - .long sys_mkdirat - .long sys_mknodat /* 325 */ - .long sys_fchownat - .long sys_futimesat - .long sys_fstatat64 - .long sys_unlinkat - .long sys_renameat /* 330 */ - .long sys_linkat - .long sys_symlinkat - .long sys_readlinkat - .long sys_fchmodat - .long sys_faccessat /* 335 */ - .long sys_pselect6 - .long sys_ppoll - .long sys_unshare - .long sys_set_robust_list - .long sys_get_robust_list /* 340 */ - .long sys_splice - .long sys_sync_file_range - .long sys_tee - .long sys_vmsplice - .long sys_move_pages /* 345 */ - .long sys_getcpu - .long sys_epoll_pwait - .long sys_utimensat - .long sys_signalfd - .long sys_timerfd_create /* 350 */ - .long sys_eventfd - .long sys_fallocate - .long sys_timerfd_settime - .long sys_timerfd_gettime - .long sys_signalfd4 /* 355 */ - .long sys_eventfd2 - .long sys_epoll_create1 - .long sys_dup3 - .long sys_pipe2 - .long sys_inotify_init1 /* 360 */ - .long sys_preadv - .long sys_pwritev - .long sys_rt_tgsigqueueinfo - .long sys_perf_event_open - .long sys_recvmmsg /* 365 */ - .long sys_accept4 - .long sys_fanotify_init - .long sys_fanotify_mark - .long sys_prlimit64 - .long sys_name_to_handle_at /* 370 */ - .long sys_open_by_handle_at - .long sys_clock_adjtime - .long sys_syncfs - .long sys_sendmmsg - .long sys_setns /* 375 */ - .long sys_process_vm_readv - .long sys_process_vm_writev - .long sys_kcmp - .long sys_finit_module diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c index 552c8fcf9416..821a09cbd605 100644 --- a/arch/sh/kernel/time.c +++ b/arch/sh/kernel/time.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/time.c * @@ -5,13 +6,8 @@ * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> * Copyright (C) 2002 - 2009 Paul Mundt * Copyright (C) 2002 M. R. Brown <mrbrown@linux-sh.org> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> -#include <linux/module.h> #include <linux/init.h> #include <linux/profile.h> #include <linux/timex.h> @@ -22,72 +18,7 @@ #include <linux/rtc.h> #include <asm/clock.h> #include <asm/rtc.h> - -/* Dummy RTC ops */ -static void null_rtc_get_time(struct timespec *tv) -{ - tv->tv_sec = mktime(2000, 1, 1, 0, 0, 0); - tv->tv_nsec = 0; -} - -static int null_rtc_set_time(const time_t secs) -{ - return 0; -} - -void (*rtc_sh_get_time)(struct timespec *) = null_rtc_get_time; -int (*rtc_sh_set_time)(const time_t) = null_rtc_set_time; - -void read_persistent_clock(struct timespec *ts) -{ - rtc_sh_get_time(ts); -} - -#ifdef CONFIG_GENERIC_CMOS_UPDATE -int update_persistent_clock(struct timespec now) -{ - return rtc_sh_set_time(now.tv_sec); -} -#endif - -unsigned int get_rtc_time(struct rtc_time *tm) -{ - if (rtc_sh_get_time != null_rtc_get_time) { - struct timespec tv; - - rtc_sh_get_time(&tv); - rtc_time_to_tm(tv.tv_sec, tm); - } - - return RTC_24H; -} -EXPORT_SYMBOL(get_rtc_time); - -int set_rtc_time(struct rtc_time *tm) -{ - unsigned long secs; - - rtc_tm_to_time(tm, &secs); - return rtc_sh_set_time(secs); -} -EXPORT_SYMBOL(set_rtc_time); - -static int __init rtc_generic_init(void) -{ - struct platform_device *pdev; - - if (rtc_sh_get_time == null_rtc_get_time) - return -ENODEV; - - pdev = platform_device_register_simple("rtc-generic", -1, NULL, 0); - if (IS_ERR(pdev)) - return PTR_ERR(pdev); - - return 0; -} -module_init(rtc_generic_init); - -void (*board_time_init)(void); +#include <asm/platform_early.h> static void __init sh_late_time_init(void) { @@ -100,14 +31,13 @@ static void __init sh_late_time_init(void) * clocksource and the jiffies clocksource is used transparently * instead. No error handling is necessary here. */ - early_platform_driver_register_all("earlytimer"); - early_platform_driver_probe("earlytimer", 2, 0); + sh_early_platform_driver_register_all("earlytimer"); + sh_early_platform_driver_probe("earlytimer", 2, 0); } void __init time_init(void) { - if (board_time_init) - board_time_init(); + timer_probe(); clk_init(); diff --git a/arch/sh/kernel/topology.c b/arch/sh/kernel/topology.c index 772caffba22f..2d2a7509b565 100644 --- a/arch/sh/kernel/topology.c +++ b/arch/sh/kernel/topology.c @@ -1,11 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/topology.c * * Copyright (C) 2007 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/cpu.h> #include <linux/cpumask.h> @@ -21,7 +18,7 @@ static DEFINE_PER_CPU(struct cpu, cpu_devices); cpumask_t cpu_core_map[NR_CPUS]; EXPORT_SYMBOL(cpu_core_map); -static cpumask_t cpu_coregroup_map(unsigned int cpu) +static cpumask_t cpu_coregroup_map(int cpu) { /* * Presently all SH-X3 SMP cores are multi-cores, so just keep it @@ -30,7 +27,7 @@ static cpumask_t cpu_coregroup_map(unsigned int cpu) return *cpu_possible_mask; } -const struct cpumask *cpu_coregroup_mask(unsigned int cpu) +const struct cpumask *cpu_coregroup_mask(int cpu) { return &cpu_core_map[cpu]; } @@ -49,11 +46,6 @@ static int __init topology_init(void) { int i, ret; -#ifdef CONFIG_NEED_MULTIPLE_NODES - for_each_online_node(i) - register_one_node(i); -#endif - for_each_present_cpu(i) { struct cpu *c = &per_cpu(cpu_devices, i); diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c index dfdad72c61ca..4339c4cafa79 100644 --- a/arch/sh/kernel/traps.c +++ b/arch/sh/kernel/traps.c @@ -1,20 +1,28 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/bug.h> #include <linux/io.h> #include <linux/types.h> #include <linux/kdebug.h> #include <linux/signal.h> #include <linux/sched.h> +#include <linux/sched/debug.h> +#include <linux/sched/task_stack.h> #include <linux/uaccess.h> #include <linux/hardirq.h> #include <linux/kernel.h> #include <linux/kexec.h> -#include <linux/module.h> +#include <linux/sched/signal.h> + +#include <linux/extable.h> +#include <linux/module.h> /* print_modules */ + +#include <asm/ftrace.h> #include <asm/unwinder.h> #include <asm/traps.h> static DEFINE_SPINLOCK(die_lock); -void die(const char *str, struct pt_regs *regs, long err) +void __noreturn die(const char *str, struct pt_regs *regs, long err) { static int die_counter; @@ -32,8 +40,8 @@ void die(const char *str, struct pt_regs *regs, long err) task_pid_nr(current), task_stack_page(current) + 1); if (!user_mode(regs) || in_interrupt()) - dump_mem("Stack: ", regs->regs[15], THREAD_SIZE + - (unsigned long)task_stack_page(current)); + dump_mem("Stack: ", KERN_DEFAULT, regs->regs[15], + THREAD_SIZE + (unsigned long)task_stack_page(current)); notify_die(DIE_OOPS, str, regs, err, 255, SIGSEGV); @@ -51,7 +59,7 @@ void die(const char *str, struct pt_regs *regs, long err) if (panic_on_oops) panic("Fatal exception"); - do_exit(SIGSEGV); + make_task_dead(SIGSEGV); } void die_if_kernel(const char *str, struct pt_regs *regs, long err) @@ -112,7 +120,7 @@ int is_valid_bugaddr(unsigned long addr) if (addr < PAGE_OFFSET) return 0; - if (probe_kernel_address((insn_size_t *)addr, opcode)) + if (get_kernel_nofault(opcode, (insn_size_t *)addr)) return 0; if (opcode == TRAPA_BUG_OPCODE) return 1; @@ -135,7 +143,7 @@ BUILD_TRAP_HANDLER(debug) SIGTRAP) == NOTIFY_STOP) return; - force_sig(SIGTRAP, current); + force_sig(SIGTRAP); } /* @@ -161,16 +169,17 @@ BUILD_TRAP_HANDLER(bug) } #endif - force_sig(SIGTRAP, current); + force_sig(SIGTRAP); } BUILD_TRAP_HANDLER(nmi) { - unsigned int cpu = smp_processor_id(); TRAP_HANDLER_DECL; + arch_ftrace_nmi_enter(); + nmi_enter(); - nmi_count(cpu)++; + this_cpu_inc(irq_stat.__nmi_count); switch (notify_die(DIE_NMI, "NMI", regs, 0, vec & 0xff, SIGINT)) { case NOTIFY_OK: @@ -184,4 +193,6 @@ BUILD_TRAP_HANDLER(nmi) } nmi_exit(); + + arch_ftrace_nmi_exit(); } diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c index 5f513a64dedf..1271b839a107 100644 --- a/arch/sh/kernel/traps_32.c +++ b/arch/sh/kernel/traps_32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * 'traps.c' handles hardware traps and faults after we have saved some * state in 'entry.S'. @@ -6,10 +7,6 @@ * Copyright (C) 2000 Philipp Rumpf * Copyright (C) 2000 David Howells * Copyright (C) 2002 - 2010 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/kernel.h> #include <linux/ptrace.h> @@ -25,9 +22,12 @@ #include <linux/sysfs.h> #include <linux/uaccess.h> #include <linux/perf_event.h> +#include <linux/sched/task_stack.h> + #include <asm/alignment.h> #include <asm/fpu.h> #include <asm/kprobes.h> +#include <asm/setup.h> #include <asm/traps.h> #include <asm/bl_bit.h> @@ -76,6 +76,23 @@ static struct mem_access user_mem_access = { copy_to_user, }; +static unsigned long copy_from_kernel_wrapper(void *dst, const void __user *src, + unsigned long cnt) +{ + return copy_from_kernel_nofault(dst, (const void __force *)src, cnt); +} + +static unsigned long copy_to_kernel_wrapper(void __user *dst, const void *src, + unsigned long cnt) +{ + return copy_to_kernel_nofault((void __force *)dst, src, cnt); +} + +static struct mem_access kernel_mem_access = { + copy_from_kernel_wrapper, + copy_to_kernel_wrapper, +}; + /* * handle an instruction that does an unaligned memory access by emulating the * desired behaviour @@ -474,8 +491,6 @@ asmlinkage void do_address_error(struct pt_regs *regs, unsigned long address) { unsigned long error_code = 0; - mm_segment_t oldfs; - siginfo_t info; insn_size_t instruction; int tmp; @@ -484,8 +499,6 @@ asmlinkage void do_address_error(struct pt_regs *regs, error_code = lookup_exception_vector(); #endif - oldfs = get_fs(); - if (user_mode(regs)) { int si_code = BUS_ADRERR; unsigned int user_action; @@ -493,13 +506,10 @@ asmlinkage void do_address_error(struct pt_regs *regs, local_irq_enable(); inc_unaligned_user_access(); - set_fs(USER_DS); - if (copy_from_user(&instruction, (insn_size_t *)(regs->pc & ~1), + if (copy_from_user(&instruction, (insn_size_t __user *)(regs->pc & ~1), sizeof(instruction))) { - set_fs(oldfs); goto uspace_segv; } - set_fs(oldfs); /* shout about userspace fixups */ unaligned_fixups_notify(current, instruction, regs); @@ -522,11 +532,9 @@ fixup: goto uspace_segv; } - set_fs(USER_DS); tmp = handle_unaligned_access(instruction, regs, &user_mem_access, 0, address); - set_fs(oldfs); if (tmp == 0) return; /* sorted */ @@ -535,32 +543,25 @@ uspace_segv: "access (PC %lx PR %lx)\n", current->comm, regs->pc, regs->pr); - info.si_signo = SIGBUS; - info.si_errno = 0; - info.si_code = si_code; - info.si_addr = (void __user *)address; - force_sig_info(SIGBUS, &info, current); + force_sig_fault(SIGBUS, si_code, (void __user *)address); } else { inc_unaligned_kernel_access(); if (regs->pc & 1) die("unaligned program counter", regs, error_code); - set_fs(KERNEL_DS); - if (copy_from_user(&instruction, (void __user *)(regs->pc), + if (copy_from_kernel_nofault(&instruction, (void *)(regs->pc), sizeof(instruction))) { /* Argh. Fault on the instruction itself. This should never happen non-SMP */ - set_fs(oldfs); die("insn faulting in do_address_error", regs, 0); } unaligned_fixups_notify(current, instruction, regs); - handle_unaligned_access(instruction, regs, &user_mem_access, + handle_unaligned_access(instruction, regs, &kernel_mem_access, 0, address); - set_fs(oldfs); } } @@ -568,7 +569,7 @@ uspace_segv: /* * SH-DSP support gerg@snapgear.com. */ -int is_dsp_inst(struct pt_regs *regs) +static int is_dsp_inst(struct pt_regs *regs) { unsigned short inst = 0; @@ -590,42 +591,39 @@ int is_dsp_inst(struct pt_regs *regs) return 0; } #else -#define is_dsp_inst(regs) (0) +static inline int is_dsp_inst(struct pt_regs *regs) { return 0; } #endif /* CONFIG_SH_DSP */ #ifdef CONFIG_CPU_SH2A -asmlinkage void do_divide_error(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) +asmlinkage void do_divide_error(unsigned long r4) { - siginfo_t info; + int code; switch (r4) { case TRAP_DIVZERO_ERROR: - info.si_code = FPE_INTDIV; + code = FPE_INTDIV; break; case TRAP_DIVOVF_ERROR: - info.si_code = FPE_INTOVF; + code = FPE_INTOVF; break; + default: + /* Let gcc know unhandled cases don't make it past here */ + return; } - - force_sig_info(SIGFPE, &info, current); + force_sig_fault(SIGFPE, code, NULL); } #endif -asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) +asmlinkage void do_reserved_inst(void) { - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); + struct pt_regs *regs = current_pt_regs(); unsigned long error_code; - struct task_struct *tsk = current; #ifdef CONFIG_SH_FPU_EMU unsigned short inst = 0; int err; - get_user(inst, (unsigned short*)regs->pc); + get_user(inst, (unsigned short __user *)regs->pc); err = do_fpu_inst(inst, regs); if (!err) { @@ -641,7 +639,7 @@ asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5, /* Enable DSP mode, and restart instruction. */ regs->sr |= SR_DSP; /* Save DSP mode */ - tsk->thread.dsp_status.status |= SR_DSP; + current->thread.dsp_status.status |= SR_DSP; return; } #endif @@ -649,7 +647,7 @@ asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5, error_code = lookup_exception_vector(); local_irq_enable(); - force_sig(SIGILL, tsk); + force_sig(SIGILL); die_if_no_fixup("reserved instruction", regs, error_code); } @@ -701,21 +699,18 @@ static int emulate_branch(unsigned short inst, struct pt_regs *regs) } #endif -asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) +asmlinkage void do_illegal_slot_inst(void) { - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); + struct pt_regs *regs = current_pt_regs(); unsigned long inst; - struct task_struct *tsk = current; if (kprobe_handle_illslot(regs->pc) == 0) return; #ifdef CONFIG_SH_FPU_EMU - get_user(inst, (unsigned short *)regs->pc + 1); + get_user(inst, (unsigned short __user *)regs->pc + 1); if (!do_fpu_inst(inst, regs)) { - get_user(inst, (unsigned short *)regs->pc); + get_user(inst, (unsigned short __user *)regs->pc); if (!emulate_branch(inst, regs)) return; /* fault in branch.*/ @@ -726,22 +721,19 @@ asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5, inst = lookup_exception_vector(); local_irq_enable(); - force_sig(SIGILL, tsk); + force_sig(SIGILL); die_if_no_fixup("illegal slot instruction", regs, inst); } -asmlinkage void do_exception_error(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs __regs) +asmlinkage void do_exception_error(void) { - struct pt_regs *regs = RELOC_HIDE(&__regs, 0); long ex; ex = lookup_exception_vector(); - die_if_kernel("exception", regs, ex); + die_if_kernel("exception", current_pt_regs(), ex); } -void __cpuinit per_cpu_trap_init(void) +void per_cpu_trap_init(void) { extern void *vbr_base; diff --git a/arch/sh/kernel/traps_64.c b/arch/sh/kernel/traps_64.c deleted file mode 100644 index f87d20da1791..000000000000 --- a/arch/sh/kernel/traps_64.c +++ /dev/null @@ -1,816 +0,0 @@ -/* - * arch/sh/kernel/traps_64.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * Copyright (C) 2003, 2004 Richard Curnow - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/string.h> -#include <linux/errno.h> -#include <linux/ptrace.h> -#include <linux/timer.h> -#include <linux/mm.h> -#include <linux/smp.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/spinlock.h> -#include <linux/kallsyms.h> -#include <linux/interrupt.h> -#include <linux/sysctl.h> -#include <linux/module.h> -#include <linux/perf_event.h> -#include <asm/uaccess.h> -#include <asm/io.h> -#include <asm/alignment.h> -#include <asm/processor.h> -#include <asm/pgtable.h> -#include <asm/fpu.h> - -static int read_opcode(reg_size_t pc, insn_size_t *result_opcode, int from_user_mode) -{ - int get_user_error; - unsigned long aligned_pc; - insn_size_t opcode; - - if ((pc & 3) == 1) { - /* SHmedia */ - aligned_pc = pc & ~3; - if (from_user_mode) { - if (!access_ok(VERIFY_READ, aligned_pc, sizeof(insn_size_t))) { - get_user_error = -EFAULT; - } else { - get_user_error = __get_user(opcode, (insn_size_t *)aligned_pc); - *result_opcode = opcode; - } - return get_user_error; - } else { - /* If the fault was in the kernel, we can either read - * this directly, or if not, we fault. - */ - *result_opcode = *(insn_size_t *)aligned_pc; - return 0; - } - } else if ((pc & 1) == 0) { - /* SHcompact */ - /* TODO : provide handling for this. We don't really support - user-mode SHcompact yet, and for a kernel fault, this would - have to come from a module built for SHcompact. */ - return -EFAULT; - } else { - /* misaligned */ - return -EFAULT; - } -} - -static int address_is_sign_extended(__u64 a) -{ - __u64 b; -#if (NEFF == 32) - b = (__u64)(__s64)(__s32)(a & 0xffffffffUL); - return (b == a) ? 1 : 0; -#else -#error "Sign extend check only works for NEFF==32" -#endif -} - -/* return -1 for fault, 0 for OK */ -static int generate_and_check_address(struct pt_regs *regs, - insn_size_t opcode, - int displacement_not_indexed, - int width_shift, - __u64 *address) -{ - __u64 base_address, addr; - int basereg; - - switch (1 << width_shift) { - case 1: inc_unaligned_byte_access(); break; - case 2: inc_unaligned_word_access(); break; - case 4: inc_unaligned_dword_access(); break; - case 8: inc_unaligned_multi_access(); break; - } - - basereg = (opcode >> 20) & 0x3f; - base_address = regs->regs[basereg]; - if (displacement_not_indexed) { - __s64 displacement; - displacement = (opcode >> 10) & 0x3ff; - displacement = ((displacement << 54) >> 54); /* sign extend */ - addr = (__u64)((__s64)base_address + (displacement << width_shift)); - } else { - __u64 offset; - int offsetreg; - offsetreg = (opcode >> 10) & 0x3f; - offset = regs->regs[offsetreg]; - addr = base_address + offset; - } - - /* Check sign extended */ - if (!address_is_sign_extended(addr)) - return -1; - - /* Check accessible. For misaligned access in the kernel, assume the - address is always accessible (and if not, just fault when the - load/store gets done.) */ - if (user_mode(regs)) { - inc_unaligned_user_access(); - - if (addr >= TASK_SIZE) - return -1; - } else - inc_unaligned_kernel_access(); - - *address = addr; - - perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, addr); - unaligned_fixups_notify(current, opcode, regs); - - return 0; -} - -static void misaligned_kernel_word_load(__u64 address, int do_sign_extend, __u64 *result) -{ - unsigned short x; - unsigned char *p, *q; - p = (unsigned char *) (int) address; - q = (unsigned char *) &x; - q[0] = p[0]; - q[1] = p[1]; - - if (do_sign_extend) { - *result = (__u64)(__s64) *(short *) &x; - } else { - *result = (__u64) x; - } -} - -static void misaligned_kernel_word_store(__u64 address, __u64 value) -{ - unsigned short x; - unsigned char *p, *q; - p = (unsigned char *) (int) address; - q = (unsigned char *) &x; - - x = (__u16) value; - p[0] = q[0]; - p[1] = q[1]; -} - -static int misaligned_load(struct pt_regs *regs, - insn_size_t opcode, - int displacement_not_indexed, - int width_shift, - int do_sign_extend) -{ - /* Return -1 for a fault, 0 for OK */ - int error; - int destreg; - __u64 address; - - error = generate_and_check_address(regs, opcode, - displacement_not_indexed, width_shift, &address); - if (error < 0) - return error; - - destreg = (opcode >> 4) & 0x3f; - if (user_mode(regs)) { - __u64 buffer; - - if (!access_ok(VERIFY_READ, (unsigned long) address, 1UL<<width_shift)) { - return -1; - } - - if (__copy_user(&buffer, (const void *)(int)address, (1 << width_shift)) > 0) { - return -1; /* fault */ - } - switch (width_shift) { - case 1: - if (do_sign_extend) { - regs->regs[destreg] = (__u64)(__s64) *(__s16 *) &buffer; - } else { - regs->regs[destreg] = (__u64) *(__u16 *) &buffer; - } - break; - case 2: - regs->regs[destreg] = (__u64)(__s64) *(__s32 *) &buffer; - break; - case 3: - regs->regs[destreg] = buffer; - break; - default: - printk("Unexpected width_shift %d in misaligned_load, PC=%08lx\n", - width_shift, (unsigned long) regs->pc); - break; - } - } else { - /* kernel mode - we can take short cuts since if we fault, it's a genuine bug */ - __u64 lo, hi; - - switch (width_shift) { - case 1: - misaligned_kernel_word_load(address, do_sign_extend, ®s->regs[destreg]); - break; - case 2: - asm ("ldlo.l %1, 0, %0" : "=r" (lo) : "r" (address)); - asm ("ldhi.l %1, 3, %0" : "=r" (hi) : "r" (address)); - regs->regs[destreg] = lo | hi; - break; - case 3: - asm ("ldlo.q %1, 0, %0" : "=r" (lo) : "r" (address)); - asm ("ldhi.q %1, 7, %0" : "=r" (hi) : "r" (address)); - regs->regs[destreg] = lo | hi; - break; - - default: - printk("Unexpected width_shift %d in misaligned_load, PC=%08lx\n", - width_shift, (unsigned long) regs->pc); - break; - } - } - - return 0; -} - -static int misaligned_store(struct pt_regs *regs, - insn_size_t opcode, - int displacement_not_indexed, - int width_shift) -{ - /* Return -1 for a fault, 0 for OK */ - int error; - int srcreg; - __u64 address; - - error = generate_and_check_address(regs, opcode, - displacement_not_indexed, width_shift, &address); - if (error < 0) - return error; - - srcreg = (opcode >> 4) & 0x3f; - if (user_mode(regs)) { - __u64 buffer; - - if (!access_ok(VERIFY_WRITE, (unsigned long) address, 1UL<<width_shift)) { - return -1; - } - - switch (width_shift) { - case 1: - *(__u16 *) &buffer = (__u16) regs->regs[srcreg]; - break; - case 2: - *(__u32 *) &buffer = (__u32) regs->regs[srcreg]; - break; - case 3: - buffer = regs->regs[srcreg]; - break; - default: - printk("Unexpected width_shift %d in misaligned_store, PC=%08lx\n", - width_shift, (unsigned long) regs->pc); - break; - } - - if (__copy_user((void *)(int)address, &buffer, (1 << width_shift)) > 0) { - return -1; /* fault */ - } - } else { - /* kernel mode - we can take short cuts since if we fault, it's a genuine bug */ - __u64 val = regs->regs[srcreg]; - - switch (width_shift) { - case 1: - misaligned_kernel_word_store(address, val); - break; - case 2: - asm ("stlo.l %1, 0, %0" : : "r" (val), "r" (address)); - asm ("sthi.l %1, 3, %0" : : "r" (val), "r" (address)); - break; - case 3: - asm ("stlo.q %1, 0, %0" : : "r" (val), "r" (address)); - asm ("sthi.q %1, 7, %0" : : "r" (val), "r" (address)); - break; - - default: - printk("Unexpected width_shift %d in misaligned_store, PC=%08lx\n", - width_shift, (unsigned long) regs->pc); - break; - } - } - - return 0; -} - -/* Never need to fix up misaligned FPU accesses within the kernel since that's a real - error. */ -static int misaligned_fpu_load(struct pt_regs *regs, - insn_size_t opcode, - int displacement_not_indexed, - int width_shift, - int do_paired_load) -{ - /* Return -1 for a fault, 0 for OK */ - int error; - int destreg; - __u64 address; - - error = generate_and_check_address(regs, opcode, - displacement_not_indexed, width_shift, &address); - if (error < 0) - return error; - - destreg = (opcode >> 4) & 0x3f; - if (user_mode(regs)) { - __u64 buffer; - __u32 buflo, bufhi; - - if (!access_ok(VERIFY_READ, (unsigned long) address, 1UL<<width_shift)) { - return -1; - } - - if (__copy_user(&buffer, (const void *)(int)address, (1 << width_shift)) > 0) { - return -1; /* fault */ - } - /* 'current' may be the current owner of the FPU state, so - context switch the registers into memory so they can be - indexed by register number. */ - if (last_task_used_math == current) { - enable_fpu(); - save_fpu(current); - disable_fpu(); - last_task_used_math = NULL; - regs->sr |= SR_FD; - } - - buflo = *(__u32*) &buffer; - bufhi = *(1 + (__u32*) &buffer); - - switch (width_shift) { - case 2: - current->thread.xstate->hardfpu.fp_regs[destreg] = buflo; - break; - case 3: - if (do_paired_load) { - current->thread.xstate->hardfpu.fp_regs[destreg] = buflo; - current->thread.xstate->hardfpu.fp_regs[destreg+1] = bufhi; - } else { -#if defined(CONFIG_CPU_LITTLE_ENDIAN) - current->thread.xstate->hardfpu.fp_regs[destreg] = bufhi; - current->thread.xstate->hardfpu.fp_regs[destreg+1] = buflo; -#else - current->thread.xstate->hardfpu.fp_regs[destreg] = buflo; - current->thread.xstate->hardfpu.fp_regs[destreg+1] = bufhi; -#endif - } - break; - default: - printk("Unexpected width_shift %d in misaligned_fpu_load, PC=%08lx\n", - width_shift, (unsigned long) regs->pc); - break; - } - return 0; - } else { - die ("Misaligned FPU load inside kernel", regs, 0); - return -1; - } -} - -static int misaligned_fpu_store(struct pt_regs *regs, - insn_size_t opcode, - int displacement_not_indexed, - int width_shift, - int do_paired_load) -{ - /* Return -1 for a fault, 0 for OK */ - int error; - int srcreg; - __u64 address; - - error = generate_and_check_address(regs, opcode, - displacement_not_indexed, width_shift, &address); - if (error < 0) - return error; - - srcreg = (opcode >> 4) & 0x3f; - if (user_mode(regs)) { - __u64 buffer; - /* Initialise these to NaNs. */ - __u32 buflo=0xffffffffUL, bufhi=0xffffffffUL; - - if (!access_ok(VERIFY_WRITE, (unsigned long) address, 1UL<<width_shift)) { - return -1; - } - - /* 'current' may be the current owner of the FPU state, so - context switch the registers into memory so they can be - indexed by register number. */ - if (last_task_used_math == current) { - enable_fpu(); - save_fpu(current); - disable_fpu(); - last_task_used_math = NULL; - regs->sr |= SR_FD; - } - - switch (width_shift) { - case 2: - buflo = current->thread.xstate->hardfpu.fp_regs[srcreg]; - break; - case 3: - if (do_paired_load) { - buflo = current->thread.xstate->hardfpu.fp_regs[srcreg]; - bufhi = current->thread.xstate->hardfpu.fp_regs[srcreg+1]; - } else { -#if defined(CONFIG_CPU_LITTLE_ENDIAN) - bufhi = current->thread.xstate->hardfpu.fp_regs[srcreg]; - buflo = current->thread.xstate->hardfpu.fp_regs[srcreg+1]; -#else - buflo = current->thread.xstate->hardfpu.fp_regs[srcreg]; - bufhi = current->thread.xstate->hardfpu.fp_regs[srcreg+1]; -#endif - } - break; - default: - printk("Unexpected width_shift %d in misaligned_fpu_store, PC=%08lx\n", - width_shift, (unsigned long) regs->pc); - break; - } - - *(__u32*) &buffer = buflo; - *(1 + (__u32*) &buffer) = bufhi; - if (__copy_user((void *)(int)address, &buffer, (1 << width_shift)) > 0) { - return -1; /* fault */ - } - return 0; - } else { - die ("Misaligned FPU load inside kernel", regs, 0); - return -1; - } -} - -static int misaligned_fixup(struct pt_regs *regs) -{ - insn_size_t opcode; - int error; - int major, minor; - unsigned int user_action; - - user_action = unaligned_user_action(); - if (!(user_action & UM_FIXUP)) - return -1; - - error = read_opcode(regs->pc, &opcode, user_mode(regs)); - if (error < 0) { - return error; - } - major = (opcode >> 26) & 0x3f; - minor = (opcode >> 16) & 0xf; - - switch (major) { - case (0x84>>2): /* LD.W */ - error = misaligned_load(regs, opcode, 1, 1, 1); - break; - case (0xb0>>2): /* LD.UW */ - error = misaligned_load(regs, opcode, 1, 1, 0); - break; - case (0x88>>2): /* LD.L */ - error = misaligned_load(regs, opcode, 1, 2, 1); - break; - case (0x8c>>2): /* LD.Q */ - error = misaligned_load(regs, opcode, 1, 3, 0); - break; - - case (0xa4>>2): /* ST.W */ - error = misaligned_store(regs, opcode, 1, 1); - break; - case (0xa8>>2): /* ST.L */ - error = misaligned_store(regs, opcode, 1, 2); - break; - case (0xac>>2): /* ST.Q */ - error = misaligned_store(regs, opcode, 1, 3); - break; - - case (0x40>>2): /* indexed loads */ - switch (minor) { - case 0x1: /* LDX.W */ - error = misaligned_load(regs, opcode, 0, 1, 1); - break; - case 0x5: /* LDX.UW */ - error = misaligned_load(regs, opcode, 0, 1, 0); - break; - case 0x2: /* LDX.L */ - error = misaligned_load(regs, opcode, 0, 2, 1); - break; - case 0x3: /* LDX.Q */ - error = misaligned_load(regs, opcode, 0, 3, 0); - break; - default: - error = -1; - break; - } - break; - - case (0x60>>2): /* indexed stores */ - switch (minor) { - case 0x1: /* STX.W */ - error = misaligned_store(regs, opcode, 0, 1); - break; - case 0x2: /* STX.L */ - error = misaligned_store(regs, opcode, 0, 2); - break; - case 0x3: /* STX.Q */ - error = misaligned_store(regs, opcode, 0, 3); - break; - default: - error = -1; - break; - } - break; - - case (0x94>>2): /* FLD.S */ - error = misaligned_fpu_load(regs, opcode, 1, 2, 0); - break; - case (0x98>>2): /* FLD.P */ - error = misaligned_fpu_load(regs, opcode, 1, 3, 1); - break; - case (0x9c>>2): /* FLD.D */ - error = misaligned_fpu_load(regs, opcode, 1, 3, 0); - break; - case (0x1c>>2): /* floating indexed loads */ - switch (minor) { - case 0x8: /* FLDX.S */ - error = misaligned_fpu_load(regs, opcode, 0, 2, 0); - break; - case 0xd: /* FLDX.P */ - error = misaligned_fpu_load(regs, opcode, 0, 3, 1); - break; - case 0x9: /* FLDX.D */ - error = misaligned_fpu_load(regs, opcode, 0, 3, 0); - break; - default: - error = -1; - break; - } - break; - case (0xb4>>2): /* FLD.S */ - error = misaligned_fpu_store(regs, opcode, 1, 2, 0); - break; - case (0xb8>>2): /* FLD.P */ - error = misaligned_fpu_store(regs, opcode, 1, 3, 1); - break; - case (0xbc>>2): /* FLD.D */ - error = misaligned_fpu_store(regs, opcode, 1, 3, 0); - break; - case (0x3c>>2): /* floating indexed stores */ - switch (minor) { - case 0x8: /* FSTX.S */ - error = misaligned_fpu_store(regs, opcode, 0, 2, 0); - break; - case 0xd: /* FSTX.P */ - error = misaligned_fpu_store(regs, opcode, 0, 3, 1); - break; - case 0x9: /* FSTX.D */ - error = misaligned_fpu_store(regs, opcode, 0, 3, 0); - break; - default: - error = -1; - break; - } - break; - - default: - /* Fault */ - error = -1; - break; - } - - if (error < 0) { - return error; - } else { - regs->pc += 4; /* Skip the instruction that's just been emulated */ - return 0; - } -} - -static void do_unhandled_exception(int signr, char *str, unsigned long error, - struct pt_regs *regs) -{ - if (user_mode(regs)) - force_sig(signr, current); - - die_if_no_fixup(str, regs, error); -} - -#define DO_ERROR(signr, str, name) \ -asmlinkage void do_##name(unsigned long error_code, struct pt_regs *regs) \ -{ \ - do_unhandled_exception(signr, str, error_code, regs); \ -} - -DO_ERROR(SIGILL, "illegal slot instruction", illegal_slot_inst) -DO_ERROR(SIGSEGV, "address error (exec)", address_error_exec) - -#if defined(CONFIG_SH64_ID2815_WORKAROUND) - -#define OPCODE_INVALID 0 -#define OPCODE_USER_VALID 1 -#define OPCODE_PRIV_VALID 2 - -/* getcon/putcon - requires checking which control register is referenced. */ -#define OPCODE_CTRL_REG 3 - -/* Table of valid opcodes for SHmedia mode. - Form a 10-bit value by concatenating the major/minor opcodes i.e. - opcode[31:26,20:16]. The 6 MSBs of this value index into the following - array. The 4 LSBs select the bit-pair in the entry (bits 1:0 correspond to - LSBs==4'b0000 etc). */ -static unsigned long shmedia_opcode_table[64] = { - 0x55554044,0x54445055,0x15141514,0x14541414,0x00000000,0x10001000,0x01110055,0x04050015, - 0x00000444,0xc0000000,0x44545515,0x40405555,0x55550015,0x10005555,0x55555505,0x04050000, - 0x00000555,0x00000404,0x00040445,0x15151414,0x00000000,0x00000000,0x00000000,0x00000000, - 0x00000055,0x40404444,0x00000404,0xc0009495,0x00000000,0x00000000,0x00000000,0x00000000, - 0x55555555,0x55555555,0x55555555,0x55555555,0x55555555,0x55555555,0x55555555,0x55555555, - 0x55555555,0x55555555,0x55555555,0x55555555,0x55555555,0x55555555,0x55555555,0x55555555, - 0x80005050,0x04005055,0x55555555,0x55555555,0x55555555,0x55555555,0x55555555,0x55555555, - 0x81055554,0x00000404,0x55555555,0x55555555,0x00000000,0x00000000,0x00000000,0x00000000 -}; - -/* Workaround SH5-101 cut2 silicon defect #2815 : - in some situations, inter-mode branches from SHcompact -> SHmedia - which should take ITLBMISS or EXECPROT exceptions at the target - falsely take RESINST at the target instead. */ -void do_reserved_inst(unsigned long error_code, struct pt_regs *regs) -{ - insn_size_t opcode = 0x6ff4fff0; /* guaranteed reserved opcode */ - unsigned long pc, aligned_pc; - unsigned long index, shift; - unsigned long major, minor, combined; - unsigned long reserved_field; - int opcode_state; - int get_user_error; - int signr = SIGILL; - char *exception_name = "reserved_instruction"; - - pc = regs->pc; - - /* SHcompact is not handled */ - if (unlikely((pc & 3) == 0)) - goto out; - - /* SHmedia : check for defect. This requires executable vmas - to be readable too. */ - aligned_pc = pc & ~3; - if (!access_ok(VERIFY_READ, aligned_pc, sizeof(insn_size_t))) - get_user_error = -EFAULT; - else - get_user_error = __get_user(opcode, (insn_size_t *)aligned_pc); - - if (get_user_error < 0) { - /* - * Error trying to read opcode. This typically means a - * real fault, not a RESINST any more. So change the - * codes. - */ - exception_name = "address error (exec)"; - signr = SIGSEGV; - goto out; - } - - /* These bits are currently reserved as zero in all valid opcodes */ - reserved_field = opcode & 0xf; - if (unlikely(reserved_field)) - goto out; /* invalid opcode */ - - major = (opcode >> 26) & 0x3f; - minor = (opcode >> 16) & 0xf; - combined = (major << 4) | minor; - index = major; - shift = minor << 1; - opcode_state = (shmedia_opcode_table[index] >> shift) & 0x3; - switch (opcode_state) { - case OPCODE_INVALID: - /* Trap. */ - break; - case OPCODE_USER_VALID: - /* - * Restart the instruction: the branch to the instruction - * will now be from an RTE not from SHcompact so the - * silicon defect won't be triggered. - */ - return; - case OPCODE_PRIV_VALID: - if (!user_mode(regs)) { - /* - * Should only ever get here if a module has - * SHcompact code inside it. If so, the same fix - * up is needed. - */ - return; /* same reason */ - } - - /* - * Otherwise, user mode trying to execute a privileged - * instruction - fall through to trap. - */ - break; - case OPCODE_CTRL_REG: - /* If in privileged mode, return as above. */ - if (!user_mode(regs)) - return; - - /* In user mode ... */ - if (combined == 0x9f) { /* GETCON */ - unsigned long regno = (opcode >> 20) & 0x3f; - - if (regno >= 62) - return; - - /* reserved/privileged control register => trap */ - } else if (combined == 0x1bf) { /* PUTCON */ - unsigned long regno = (opcode >> 4) & 0x3f; - - if (regno >= 62) - return; - - /* reserved/privileged control register => trap */ - } - - break; - default: - /* Fall through to trap. */ - break; - } - -out: - do_unhandled_exception(signr, exception_name, error_code, regs); -} - -#else /* CONFIG_SH64_ID2815_WORKAROUND */ - -/* If the workaround isn't needed, this is just a straightforward reserved - instruction */ -DO_ERROR(SIGILL, "reserved instruction", reserved_inst) - -#endif /* CONFIG_SH64_ID2815_WORKAROUND */ - -/* Called with interrupts disabled */ -asmlinkage void do_exception_error(unsigned long ex, struct pt_regs *regs) -{ - die_if_kernel("exception", regs, ex); -} - -asmlinkage int do_unknown_trapa(unsigned long scId, struct pt_regs *regs) -{ - /* Syscall debug */ - printk("System call ID error: [0x1#args:8 #syscall:16 0x%lx]\n", scId); - - die_if_kernel("unknown trapa", regs, scId); - - return -ENOSYS; -} - -/* Implement misaligned load/store handling for kernel (and optionally for user - mode too). Limitation : only SHmedia mode code is handled - there is no - handling at all for misaligned accesses occurring in SHcompact code yet. */ - -asmlinkage void do_address_error_load(unsigned long error_code, struct pt_regs *regs) -{ - if (misaligned_fixup(regs) < 0) - do_unhandled_exception(SIGSEGV, "address error(load)", - error_code, regs); -} - -asmlinkage void do_address_error_store(unsigned long error_code, struct pt_regs *regs) -{ - if (misaligned_fixup(regs) < 0) - do_unhandled_exception(SIGSEGV, "address error(store)", - error_code, regs); -} - -asmlinkage void do_debug_interrupt(unsigned long code, struct pt_regs *regs) -{ - u64 peek_real_address_q(u64 addr); - u64 poke_real_address_q(u64 addr, u64 val); - unsigned long long DM_EXP_CAUSE_PHY = 0x0c100010; - unsigned long long exp_cause; - /* It's not worth ioremapping the debug module registers for the amount - of access we make to them - just go direct to their physical - addresses. */ - exp_cause = peek_real_address_q(DM_EXP_CAUSE_PHY); - if (exp_cause & ~4) - printk("DM.EXP_CAUSE had unexpected bits set (=%08lx)\n", - (unsigned long)(exp_cause & 0xffffffff)); - show_state(); - /* Clear all DEBUGINT causes */ - poke_real_address_q(DM_EXP_CAUSE_PHY, 0x0); -} - -void __cpuinit per_cpu_trap_init(void) -{ - /* Nothing to do for now, VBR initialization later. */ -} diff --git a/arch/sh/kernel/unwinder.c b/arch/sh/kernel/unwinder.c index 521b5432471f..7a54b72dd923 100644 --- a/arch/sh/kernel/unwinder.c +++ b/arch/sh/kernel/unwinder.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2009 Matt Fleming * diff --git a/arch/sh/kernel/vmcore_info.c b/arch/sh/kernel/vmcore_info.c new file mode 100644 index 000000000000..a244a204a1b1 --- /dev/null +++ b/arch/sh/kernel/vmcore_info.c @@ -0,0 +1,15 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include <linux/vmcore_info.h> +#include <linux/mm.h> + +void arch_crash_save_vmcoreinfo(void) +{ +#ifdef CONFIG_NUMA + VMCOREINFO_SYMBOL(node_data); + VMCOREINFO_LENGTH(node_data, MAX_NUMNODES); +#endif +#ifdef CONFIG_X2TLB + VMCOREINFO_CONFIG(X2TLB); +#endif +} diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S index db88cbf9eafd..008c30289eaa 100644 --- a/arch/sh/kernel/vmlinux.lds.S +++ b/arch/sh/kernel/vmlinux.lds.S @@ -1,15 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * ld script to make SuperH Linux kernel * Written by Niibe Yutaka and Paul Mundt */ -#ifdef CONFIG_SUPERH64 -#define LOAD_OFFSET PAGE_OFFSET -OUTPUT_ARCH(sh:sh5) -#else -#define LOAD_OFFSET 0 OUTPUT_ARCH(sh) -#endif - +#define RUNTIME_DISCARD_EXIT #include <asm/thread_info.h> #include <asm/cache.h> #include <asm/vmlinux.lds.h> @@ -27,29 +22,28 @@ SECTIONS _text = .; /* Text and read-only data */ - .empty_zero_page : AT(ADDR(.empty_zero_page) - LOAD_OFFSET) { + .empty_zero_page : AT(ADDR(.empty_zero_page)) { *(.empty_zero_page) } = 0 - .text : AT(ADDR(.text) - LOAD_OFFSET) { + .text : AT(ADDR(.text)) { HEAD_TEXT TEXT_TEXT - EXTRA_TEXT SCHED_TEXT LOCK_TEXT KPROBES_TEXT IRQENTRY_TEXT + SOFTIRQENTRY_TEXT *(.fixup) *(.gnu.warning) _etext = .; /* End of text section */ } = 0x0009 EXCEPTION_TABLE(16) - NOTES _sdata = .; RO_DATA(PAGE_SIZE) - RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE) + RW_DATA(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE) _edata = .; DWARF_EH_FRAME @@ -60,7 +54,7 @@ SECTIONS INIT_DATA_SECTION(16) . = ALIGN(4); - .machvec.init : AT(ADDR(.machvec.init) - LOAD_OFFSET) { + .machvec.init : AT(ADDR(.machvec.init)) { __machvec_start = .; *(.machvec.init) __machvec_end = .; @@ -72,16 +66,30 @@ SECTIONS * .exit.text is discarded at runtime, not link time, to deal with * references from __bug_table */ - .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { EXIT_TEXT } - .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { EXIT_DATA } + .exit.text : AT(ADDR(.exit.text)) { EXIT_TEXT } + .exit.data : AT(ADDR(.exit.data)) { EXIT_DATA } . = ALIGN(PAGE_SIZE); __init_end = .; - BSS_SECTION(0, PAGE_SIZE, 4) + __bss_start = .; + SBSS(0) + . = ALIGN(PAGE_SIZE); + .bss : AT(ADDR(.bss) - LOAD_OFFSET) { + BSS_FIRST_SECTIONS + . = ALIGN(PAGE_SIZE); + *(.bss..page_aligned) + . = ALIGN(PAGE_SIZE); + *(.dynbss) + *(BSS_MAIN) + *(COMMON) + . = ALIGN(8); + } + __bss_stop = .; _end = . ; STABS_DEBUG DWARF_DEBUG + ELF_DETAILS DISCARDS } diff --git a/arch/sh/kernel/vsyscall/.gitignore b/arch/sh/kernel/vsyscall/.gitignore index 40836ad9079c..530a3031a88d 100644 --- a/arch/sh/kernel/vsyscall/.gitignore +++ b/arch/sh/kernel/vsyscall/.gitignore @@ -1 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only vsyscall.lds diff --git a/arch/sh/kernel/vsyscall/Makefile b/arch/sh/kernel/vsyscall/Makefile index 8f0ea5fc835c..cb4f0bb80c38 100644 --- a/arch/sh/kernel/vsyscall/Makefile +++ b/arch/sh/kernel/vsyscall/Makefile @@ -1,11 +1,11 @@ -obj-y += vsyscall.o vsyscall-syscall.o +# SPDX-License-Identifier: GPL-2.0 +obj-y += vsyscall.o vsyscall-syscall.o vsyscall-syms.o -$(obj)/vsyscall-syscall.o: \ - $(foreach F,trapa,$(obj)/vsyscall-$F.so) +$(obj)/vsyscall-syscall.o: $(obj)/vsyscall-trapa.so # Teach kbuild about targets -targets += $(foreach F,trapa,vsyscall-$F.o vsyscall-$F.so) -targets += vsyscall-note.o vsyscall.lds +targets += vsyscall-trapa.o vsyscall-traps.so +targets += vsyscall-note.o vsyscall.lds vsyscall-dummy.o # The DSO images are built using a special linker script quiet_cmd_syscall = SYSCALL $@ @@ -14,23 +14,22 @@ quiet_cmd_syscall = SYSCALL $@ export CPPFLAGS_vsyscall.lds += -P -C -Ush -vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1 \ - $(call cc-ldoption, -Wl$(comma)--hash-style=sysv) +vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1 -Wl,--hash-style=sysv SYSCFLAGS_vsyscall-trapa.so = $(vsyscall-flags) $(obj)/vsyscall-trapa.so: \ -$(obj)/vsyscall-%.so: $(src)/vsyscall.lds $(obj)/vsyscall-%.o FORCE +$(obj)/vsyscall-%.so: $(obj)/vsyscall.lds $(obj)/vsyscall-%.o FORCE $(call if_changed,syscall) # We also create a special relocatable object that should mirror the symbol # table and layout of the linked DSO. With ld -R we can then refer to # these symbols in the kernel code rather than hand-coded addresses. -extra-y += vsyscall-syms.o -$(obj)/built-in.o: $(obj)/vsyscall-syms.o -$(obj)/built-in.o: ld_flags += -R $(obj)/vsyscall-syms.o - -SYSCFLAGS_vsyscall-syms.o = -r -$(obj)/vsyscall-syms.o: $(src)/vsyscall.lds \ +SYSCFLAGS_vsyscall-dummy.o = -r +$(obj)/vsyscall-dummy.o: $(obj)/vsyscall.lds \ $(obj)/vsyscall-trapa.o $(obj)/vsyscall-note.o FORCE $(call if_changed,syscall) + +LDFLAGS_vsyscall-syms.o := -r -R +$(obj)/vsyscall-syms.o: $(obj)/vsyscall-dummy.o FORCE + $(call if_changed,ld) diff --git a/arch/sh/kernel/vsyscall/vsyscall-note.S b/arch/sh/kernel/vsyscall/vsyscall-note.S index d4b5be4f3d5f..bb350918bebd 100644 --- a/arch/sh/kernel/vsyscall/vsyscall-note.S +++ b/arch/sh/kernel/vsyscall/vsyscall-note.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * This supplies .note.* sections to go into the PT_NOTE inside the vDSO text. * Here we can supply some information useful to userland. diff --git a/arch/sh/kernel/vsyscall/vsyscall-sigreturn.S b/arch/sh/kernel/vsyscall/vsyscall-sigreturn.S index 23af17584054..bece5fa73618 100644 --- a/arch/sh/kernel/vsyscall/vsyscall-sigreturn.S +++ b/arch/sh/kernel/vsyscall/vsyscall-sigreturn.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <asm/unistd.h> .text diff --git a/arch/sh/kernel/vsyscall/vsyscall-syscall.S b/arch/sh/kernel/vsyscall/vsyscall-syscall.S index c2ac7f0282b3..2aeaa2ddee50 100644 --- a/arch/sh/kernel/vsyscall/vsyscall-syscall.S +++ b/arch/sh/kernel/vsyscall/vsyscall-syscall.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #include <linux/init.h> __INITDATA diff --git a/arch/sh/kernel/vsyscall/vsyscall-trapa.S b/arch/sh/kernel/vsyscall/vsyscall-trapa.S index 0eb74d00690a..854ea3235704 100644 --- a/arch/sh/kernel/vsyscall/vsyscall-trapa.S +++ b/arch/sh/kernel/vsyscall/vsyscall-trapa.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ .text .globl __kernel_vsyscall .type __kernel_vsyscall,@function diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c index 5ca579720a09..1563dcc55fd3 100644 --- a/arch/sh/kernel/vsyscall/vsyscall.c +++ b/arch/sh/kernel/vsyscall/vsyscall.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/kernel/vsyscall/vsyscall.c * @@ -5,10 +6,6 @@ * * vDSO randomization * Copyright(C) 2005-2006, Red Hat, Inc., Ingo Molnar - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/mm.h> #include <linux/kernel.h> @@ -17,6 +14,7 @@ #include <linux/module.h> #include <linux/elf.h> #include <linux/sched.h> +#include <linux/sysctl.h> #include <linux/err.h> /* @@ -33,12 +31,28 @@ static int __init vdso_setup(char *s) } __setup("vdso=", vdso_setup); +static const struct ctl_table vdso_table[] = { + { + .procname = "vdso_enabled", + .data = &vdso_enabled, + .maxlen = sizeof(vdso_enabled), + .mode = 0644, + .proc_handler = proc_dointvec_minmax, + .extra1 = SYSCTL_ZERO, + .extra2 = SYSCTL_ONE, + }, +}; + /* * These symbols are defined by vsyscall.o to mark the bounds * of the ELF DSO images included therein. */ extern const char vsyscall_trapa_start, vsyscall_trapa_end; static struct page *syscall_pages[1]; +static struct vm_special_mapping vdso_mapping = { + .name = "[vdso]", + .pages = syscall_pages, +}; int __init vsyscall_init(void) { @@ -57,31 +71,45 @@ int __init vsyscall_init(void) return 0; } +static int __init vm_sysctl_init(void) +{ + register_sysctl_init("vm", vdso_table); + return 0; +} + +fs_initcall(vm_sysctl_init); + /* Setup a VMA at program startup for the vsyscall page */ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) { struct mm_struct *mm = current->mm; + struct vm_area_struct *vma; unsigned long addr; int ret; - down_write(&mm->mmap_sem); + if (mmap_write_lock_killable(mm)) + return -EINTR; + addr = get_unmapped_area(NULL, 0, PAGE_SIZE, 0, 0); if (IS_ERR_VALUE(addr)) { ret = addr; goto up_fail; } - ret = install_special_mapping(mm, addr, PAGE_SIZE, + vdso_mapping.pages = syscall_pages; + vma = _install_special_mapping(mm, addr, PAGE_SIZE, VM_READ | VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC, - syscall_pages); - if (unlikely(ret)) + &vdso_mapping); + ret = PTR_ERR(vma); + if (IS_ERR(vma)) goto up_fail; current->mm->context.vdso = (void *)addr; + ret = 0; up_fail: - up_write(&mm->mmap_sem); + mmap_write_unlock(mm); return ret; } @@ -92,18 +120,3 @@ const char *arch_vma_name(struct vm_area_struct *vma) return NULL; } - -struct vm_area_struct *get_gate_vma(struct mm_struct *mm) -{ - return NULL; -} - -int in_gate_area(struct mm_struct *mm, unsigned long address) -{ - return 0; -} - -int in_gate_area_no_mm(unsigned long address) -{ - return 0; -} diff --git a/arch/sh/kernel/vsyscall/vsyscall.lds.S b/arch/sh/kernel/vsyscall/vsyscall.lds.S index 6d59ee7c23dd..e3582e03c0eb 100644 --- a/arch/sh/kernel/vsyscall/vsyscall.lds.S +++ b/arch/sh/kernel/vsyscall/vsyscall.lds.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Linker script for vsyscall DSO. The vsyscall page is an ELF shared * object prelinked to its virtual address, and with only one read-only diff --git a/arch/sh/lib/Makefile b/arch/sh/lib/Makefile index 7b95f29e3174..d20a0768b31f 100644 --- a/arch/sh/lib/Makefile +++ b/arch/sh/lib/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for SuperH-specific library files.. # @@ -6,9 +7,7 @@ lib-y = delay.o memmove.o memchr.o \ checksum.o strlen.o div64.o div64-generic.o # Extracted from libgcc -lib-y += movmem.o ashldi3.o ashrdi3.o lshrdi3.o \ - ashlsi3.o ashrsi3.o ashiftrt.o lshrsi3.o \ - udiv_qrnnd.o +obj-y += movmem.o ashlsi3.o ashrsi3.o ashiftrt.o lshrsi3.o udiv_qrnnd.o udivsi3-y := udivsi3_i4i-Os.o @@ -29,5 +28,3 @@ memset-$(CONFIG_CPU_SH4) := memset-sh4.o lib-$(CONFIG_MMU) += copy_page.o __clear_user.o lib-$(CONFIG_MCOUNT) += mcount.o lib-y += $(memcpy-y) $(memset-y) $(udivsi3-y) - -ccflags-y := -Werror diff --git a/arch/sh/lib/__clear_user.S b/arch/sh/lib/__clear_user.S index db1dca7aad14..0978606907ed 100644 --- a/arch/sh/lib/__clear_user.S +++ b/arch/sh/lib/__clear_user.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * __clear_user_page, __clear_user, clear_page implementation of SuperH * diff --git a/arch/sh/lib/ashiftrt.S b/arch/sh/lib/ashiftrt.S index 45ce86558f46..0f7145e3c51e 100644 --- a/arch/sh/lib/ashiftrt.S +++ b/arch/sh/lib/ashiftrt.S @@ -1,30 +1,9 @@ -/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + + Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +*/ !! libgcc routines for the Renesas / SuperH SH CPUs. !! Contributed by Steve Chamberlain. diff --git a/arch/sh/lib/ashldi3.c b/arch/sh/lib/ashldi3.c deleted file mode 100644 index beb80f316095..000000000000 --- a/arch/sh/lib/ashldi3.c +++ /dev/null @@ -1,29 +0,0 @@ -#include <linux/module.h> - -#include "libgcc.h" - -long long __ashldi3(long long u, word_type b) -{ - DWunion uu, w; - word_type bm; - - if (b == 0) - return u; - - uu.ll = u; - bm = 32 - b; - - if (bm <= 0) { - w.s.low = 0; - w.s.high = (unsigned int) uu.s.low << -bm; - } else { - const unsigned int carries = (unsigned int) uu.s.low >> bm; - - w.s.low = (unsigned int) uu.s.low << b; - w.s.high = ((unsigned int) uu.s.high << b) | carries; - } - - return w.ll; -} - -EXPORT_SYMBOL(__ashldi3); diff --git a/arch/sh/lib/ashlsi3.S b/arch/sh/lib/ashlsi3.S index bd47e9b403a5..4df4401cdf31 100644 --- a/arch/sh/lib/ashlsi3.S +++ b/arch/sh/lib/ashlsi3.S @@ -1,30 +1,9 @@ -/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + + Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +*/ !! libgcc routines for the Renesas / SuperH SH CPUs. !! Contributed by Steve Chamberlain. @@ -54,21 +33,38 @@ Boston, MA 02110-1301, USA. */ ! ! (none) ! +! __ashlsi3_r0 +! +! Entry: +! +! r4: Value to shift +! r0: Shifts +! +! Exit: +! +! r0: Result +! +! Destroys: +! +! (none) + + .global __ashlsi3 + .global __ashlsi3_r0 .align 2 __ashlsi3: - mov #31,r0 - and r0,r5 + mov r5,r0 + .align 2 +__ashlsi3_r0: + and #31,r0 + mov.l r4,@-r15 + mov r0,r4 mova ashlsi3_table,r0 - mov.b @(r0,r5),r5 -#ifdef __sh1__ - add r5,r0 + mov.b @(r0,r4),r4 + add r4,r0 jmp @r0 -#else - braf r5 -#endif - mov r4,r0 + mov.l @r15+,r0 .align 2 ashlsi3_table: diff --git a/arch/sh/lib/ashrdi3.c b/arch/sh/lib/ashrdi3.c deleted file mode 100644 index c884a912b660..000000000000 --- a/arch/sh/lib/ashrdi3.c +++ /dev/null @@ -1,31 +0,0 @@ -#include <linux/module.h> - -#include "libgcc.h" - -long long __ashrdi3(long long u, word_type b) -{ - DWunion uu, w; - word_type bm; - - if (b == 0) - return u; - - uu.ll = u; - bm = 32 - b; - - if (bm <= 0) { - /* w.s.high = 1..1 or 0..0 */ - w.s.high = - uu.s.high >> 31; - w.s.low = uu.s.high >> -bm; - } else { - const unsigned int carries = (unsigned int) uu.s.high << bm; - - w.s.high = uu.s.high >> b; - w.s.low = ((unsigned int) uu.s.low >> b) | carries; - } - - return w.ll; -} - -EXPORT_SYMBOL(__ashrdi3); diff --git a/arch/sh/lib/ashrsi3.S b/arch/sh/lib/ashrsi3.S index 6f3cf46b77c2..bf3c4e03e6ff 100644 --- a/arch/sh/lib/ashrsi3.S +++ b/arch/sh/lib/ashrsi3.S @@ -1,30 +1,9 @@ -/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + + Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +*/ !! libgcc routines for the Renesas / SuperH SH CPUs. !! Contributed by Steve Chamberlain. @@ -54,22 +33,37 @@ Boston, MA 02110-1301, USA. */ ! ! (none) ! +! __ashrsi3_r0 +! +! Entry: +! +! r4: Value to shift +! r0: Shifts +! +! Exit: +! +! r0: Result +! +! Destroys: +! +! (none) .global __ashrsi3 + .global __ashrsi3_r0 .align 2 __ashrsi3: - mov #31,r0 - and r0,r5 + mov r5,r0 + .align 2 +__ashrsi3_r0: + and #31,r0 + mov.l r4,@-r15 + mov r0,r4 mova ashrsi3_table,r0 - mov.b @(r0,r5),r5 -#ifdef __sh1__ - add r5,r0 + mov.b @(r0,r4),r4 + add r4,r0 jmp @r0 -#else - braf r5 -#endif - mov r4,r0 + mov.l @r15+,r0 .align 2 ashrsi3_table: diff --git a/arch/sh/lib/checksum.S b/arch/sh/lib/checksum.S index 356c8ec92893..06fed5a21e8b 100644 --- a/arch/sh/lib/checksum.S +++ b/arch/sh/lib/checksum.S @@ -1,4 +1,6 @@ -/* $Id: checksum.S,v 1.10 2001/07/06 13:11:32 gniibe Exp $ +/* SPDX-License-Identifier: GPL-2.0+ + * + * $Id: checksum.S,v 1.10 2001/07/06 13:11:32 gniibe Exp $ * * INET An implementation of the TCP/IP protocol suite for the LINUX * operating system. INET is implemented using the BSD Socket @@ -21,11 +23,6 @@ * converted to pure assembler * * SuperH version: Copyright (C) 1999 Niibe Yutaka - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #include <asm/errno.h> @@ -36,7 +33,8 @@ */ /* - * asmlinkage __wsum csum_partial(const void *buf, int len, __wsum sum); + * unsigned int csum_partial(const unsigned char *buf, int len, + * unsigned int sum); */ .text @@ -48,31 +46,11 @@ ENTRY(csum_partial) * Fortunately, it is easy to convert 2-byte alignment to 4-byte * alignment for the unrolled loop. */ + mov r5, r1 mov r4, r0 - tst #3, r0 ! Check alignment. - bt/s 2f ! Jump if alignment is ok. - mov r4, r7 ! Keep a copy to check for alignment + tst #2, r0 ! Check alignment. + bt 2f ! Jump if alignment is ok. ! - tst #1, r0 ! Check alignment. - bt 21f ! Jump if alignment is boundary of 2bytes. - - ! buf is odd - tst r5, r5 - add #-1, r5 - bt 9f - mov.b @r4+, r0 - extu.b r0, r0 - addc r0, r6 ! t=0 from previous tst - mov r6, r0 - shll8 r6 - shlr16 r0 - shlr8 r0 - or r0, r6 - mov r4, r0 - tst #2, r0 - bt 2f -21: - ! buf is 2 byte aligned (len could be 0) add #-2, r5 ! Alignment uses up two bytes. cmp/pz r5 ! bt/s 1f ! Jump if we had at least two bytes. @@ -80,17 +58,16 @@ ENTRY(csum_partial) bra 6f add #2, r5 ! r5 was < 2. Deal with it. 1: + mov r5, r1 ! Save new len for later use. mov.w @r4+, r0 extu.w r0, r0 addc r0, r6 bf 2f add #1, r6 2: - ! buf is 4 byte aligned (len could be 0) - mov r5, r1 mov #-5, r0 - shld r0, r1 - tst r1, r1 + shld r0, r5 + tst r5, r5 bt/s 4f ! if it's =0, go to 4f clrt .align 2 @@ -112,31 +89,30 @@ ENTRY(csum_partial) addc r0, r6 addc r2, r6 movt r0 - dt r1 + dt r5 bf/s 3b cmp/eq #1, r0 - ! here, we know r1==0 - addc r1, r6 ! add carry to r6 + ! here, we know r5==0 + addc r5, r6 ! add carry to r6 4: - mov r5, r0 + mov r1, r0 and #0x1c, r0 tst r0, r0 - bt 6f - ! 4 bytes or more remaining - mov r0, r1 - shlr2 r1 + bt/s 6f + mov r0, r5 + shlr2 r5 mov #0, r2 5: addc r2, r6 mov.l @r4+, r2 movt r0 - dt r1 + dt r5 bf/s 5b cmp/eq #1, r0 addc r2, r6 - addc r1, r6 ! r1==0 here, so it means add carry-bit + addc r5, r6 ! r5==0 here, so it means add carry-bit 6: - ! 3 bytes or less remaining + mov r1, r5 mov #3, r0 and r0, r5 tst r5, r5 @@ -162,61 +138,31 @@ ENTRY(csum_partial) mov #0, r0 addc r0, r6 9: - ! Check if the buffer was misaligned, if so realign sum - mov r7, r0 - tst #1, r0 - bt 10f - mov r6, r0 - shll8 r6 - shlr16 r0 - shlr8 r0 - or r0, r6 -10: rts mov r6, r0 /* -unsigned int csum_partial_copy_generic (const char *src, char *dst, int len, - int sum, int *src_err_ptr, int *dst_err_ptr) +unsigned int csum_partial_copy_generic (const char *src, char *dst, int len) */ /* - * Copy from ds while checksumming, otherwise like csum_partial - * - * The macros SRC and DST specify the type of access for the instruction. - * thus we can call a custom exception handler for all access types. - * - * FIXME: could someone double-check whether I haven't mixed up some SRC and - * DST definitions? It's damn hard to trigger all cases. I hope I got - * them all but there's no guarantee. + * Copy from ds while checksumming, otherwise like csum_partial with initial + * sum being ~0U */ -#define SRC(...) \ +#define EXC(...) \ 9999: __VA_ARGS__ ; \ .section __ex_table, "a"; \ .long 9999b, 6001f ; \ .previous -#define DST(...) \ - 9999: __VA_ARGS__ ; \ - .section __ex_table, "a"; \ - .long 9999b, 6002f ; \ - .previous - ! ! r4: const char *SRC ! r5: char *DST ! r6: int LEN -! r7: int SUM -! -! on stack: -! int *SRC_ERR_PTR -! int *DST_ERR_PTR ! ENTRY(csum_partial_copy_generic) - mov.l r5,@-r15 - mov.l r6,@-r15 - + mov #-1,r7 mov #3,r0 ! Check src and dest are equally aligned mov r4,r1 and r0,r1 @@ -246,11 +192,11 @@ ENTRY(csum_partial_copy_generic) clrt .align 2 5: -SRC( mov.b @r4+,r1 ) -SRC( mov.b @r4+,r0 ) +EXC( mov.b @r4+,r1 ) +EXC( mov.b @r4+,r0 ) extu.b r1,r1 -DST( mov.b r1,@r5 ) -DST( mov.b r0,@(1,r5) ) +EXC( mov.b r1,@r5 ) +EXC( mov.b r0,@(1,r5) ) extu.b r0,r0 add #2,r5 @@ -279,8 +225,8 @@ DST( mov.b r0,@(1,r5) ) ! Handle first two bytes as a special case .align 2 1: -SRC( mov.w @r4+,r0 ) -DST( mov.w r0,@r5 ) +EXC( mov.w @r4+,r0 ) +EXC( mov.w r0,@r5 ) add #2,r5 extu.w r0,r0 addc r0,r7 @@ -295,32 +241,32 @@ DST( mov.w r0,@r5 ) clrt .align 2 1: -SRC( mov.l @r4+,r0 ) -SRC( mov.l @r4+,r1 ) +EXC( mov.l @r4+,r0 ) +EXC( mov.l @r4+,r1 ) addc r0,r7 -DST( mov.l r0,@r5 ) -DST( mov.l r1,@(4,r5) ) +EXC( mov.l r0,@r5 ) +EXC( mov.l r1,@(4,r5) ) addc r1,r7 -SRC( mov.l @r4+,r0 ) -SRC( mov.l @r4+,r1 ) +EXC( mov.l @r4+,r0 ) +EXC( mov.l @r4+,r1 ) addc r0,r7 -DST( mov.l r0,@(8,r5) ) -DST( mov.l r1,@(12,r5) ) +EXC( mov.l r0,@(8,r5) ) +EXC( mov.l r1,@(12,r5) ) addc r1,r7 -SRC( mov.l @r4+,r0 ) -SRC( mov.l @r4+,r1 ) +EXC( mov.l @r4+,r0 ) +EXC( mov.l @r4+,r1 ) addc r0,r7 -DST( mov.l r0,@(16,r5) ) -DST( mov.l r1,@(20,r5) ) +EXC( mov.l r0,@(16,r5) ) +EXC( mov.l r1,@(20,r5) ) addc r1,r7 -SRC( mov.l @r4+,r0 ) -SRC( mov.l @r4+,r1 ) +EXC( mov.l @r4+,r0 ) +EXC( mov.l @r4+,r1 ) addc r0,r7 -DST( mov.l r0,@(24,r5) ) -DST( mov.l r1,@(28,r5) ) +EXC( mov.l r0,@(24,r5) ) +EXC( mov.l r1,@(28,r5) ) addc r1,r7 add #32,r5 movt r0 @@ -338,9 +284,9 @@ DST( mov.l r1,@(28,r5) ) clrt shlr2 r6 3: -SRC( mov.l @r4+,r0 ) +EXC( mov.l @r4+,r0 ) addc r0,r7 -DST( mov.l r0,@r5 ) +EXC( mov.l r0,@r5 ) add #4,r5 movt r0 dt r6 @@ -356,8 +302,8 @@ DST( mov.l r0,@r5 ) mov #2,r1 cmp/hs r1,r6 bf 5f -SRC( mov.w @r4+,r0 ) -DST( mov.w r0,@r5 ) +EXC( mov.w @r4+,r0 ) +EXC( mov.w r0,@r5 ) extu.w r0,r0 add #2,r5 cmp/eq r1,r6 @@ -366,8 +312,8 @@ DST( mov.w r0,@r5 ) shll16 r0 addc r0,r7 5: -SRC( mov.b @r4+,r0 ) -DST( mov.b r0,@r5 ) +EXC( mov.b @r4+,r0 ) +EXC( mov.b r0,@r5 ) extu.b r0,r0 #ifndef __LITTLE_ENDIAN__ shll8 r0 @@ -376,42 +322,13 @@ DST( mov.b r0,@r5 ) mov #0,r0 addc r0,r7 7: -5000: # Exception handler: .section .fixup, "ax" 6001: - mov.l @(8,r15),r0 ! src_err_ptr - mov #-EFAULT,r1 - mov.l r1,@r0 - - ! zero the complete destination - computing the rest - ! is too much work - mov.l @(4,r15),r5 ! dst - mov.l @r15,r6 ! len - mov #0,r7 -1: mov.b r7,@r5 - dt r6 - bf/s 1b - add #1,r5 - mov.l 8000f,r0 - jmp @r0 - nop - .align 2 -8000: .long 5000b - -6002: - mov.l @(12,r15),r0 ! dst_err_ptr - mov #-EFAULT,r1 - mov.l r1,@r0 - mov.l 8001f,r0 - jmp @r0 - nop - .align 2 -8001: .long 5000b - + rts + mov #0,r0 .previous - add #8,r15 rts mov r7,r0 diff --git a/arch/sh/lib/copy_page.S b/arch/sh/lib/copy_page.S index 9d7b8bc51866..d4e9d18cee0b 100644 --- a/arch/sh/lib/copy_page.S +++ b/arch/sh/lib/copy_page.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * copy_page, __copy_user_page, __copy_user implementation of SuperH * diff --git a/arch/sh/lib/delay.c b/arch/sh/lib/delay.c index 0901b2f14e15..dad8e6a54906 100644 --- a/arch/sh/lib/delay.c +++ b/arch/sh/lib/delay.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Precise Delay Loops for SuperH * diff --git a/arch/sh/lib/div64-generic.c b/arch/sh/lib/div64-generic.c index 60e76aa8b53e..0b67fbc44f6f 100644 --- a/arch/sh/lib/div64-generic.c +++ b/arch/sh/lib/div64-generic.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Generic __div64_32 wrapper for __xdiv64_32. */ diff --git a/arch/sh/lib/div64.S b/arch/sh/lib/div64.S index 5ee7334ea64f..4a9a966e71b0 100644 --- a/arch/sh/lib/div64.S +++ b/arch/sh/lib/div64.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * unsigned long __xdiv64_32(unsigned long long n, unsigned long d); */ diff --git a/arch/sh/lib/io.c b/arch/sh/lib/io.c index 88dfe6e396bc..dc6345e4c53b 100644 --- a/arch/sh/lib/io.c +++ b/arch/sh/lib/io.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/lib/io.c - SH32 optimized I/O routines * @@ -6,15 +7,11 @@ * * Provide real functions which expand to whatever the header file defined. * Also definitions of machine independent IO functions. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <linux/module.h> #include <linux/io.h> -void __raw_readsl(const void __iomem *addr, void *datap, int len) +void __raw_readsl(const volatile void __iomem *addr, void *datap, int len) { u32 *data; @@ -63,7 +60,7 @@ void __raw_readsl(const void __iomem *addr, void *datap, int len) } EXPORT_SYMBOL(__raw_readsl); -void __raw_writesl(void __iomem *addr, const void *data, int len) +void __raw_writesl(volatile void __iomem *addr, const void *data, int len) { if (likely(len != 0)) { int tmp1; diff --git a/arch/sh/lib/libgcc.h b/arch/sh/lib/libgcc.h index 05909d58e2fe..58ada9e8f1c2 100644 --- a/arch/sh/lib/libgcc.h +++ b/arch/sh/lib/libgcc.h @@ -1,3 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + #ifndef __ASM_LIBGCC_H #define __ASM_LIBGCC_H diff --git a/arch/sh/lib/lshrdi3.c b/arch/sh/lib/lshrdi3.c deleted file mode 100644 index dcf8d6810b7c..000000000000 --- a/arch/sh/lib/lshrdi3.c +++ /dev/null @@ -1,29 +0,0 @@ -#include <linux/module.h> - -#include "libgcc.h" - -long long __lshrdi3(long long u, word_type b) -{ - DWunion uu, w; - word_type bm; - - if (b == 0) - return u; - - uu.ll = u; - bm = 32 - b; - - if (bm <= 0) { - w.s.high = 0; - w.s.low = (unsigned int) uu.s.high >> -bm; - } else { - const unsigned int carries = (unsigned int) uu.s.high << bm; - - w.s.high = (unsigned int) uu.s.high >> b; - w.s.low = ((unsigned int) uu.s.low >> b) | carries; - } - - return w.ll; -} - -EXPORT_SYMBOL(__lshrdi3); diff --git a/arch/sh/lib/lshrsi3.S b/arch/sh/lib/lshrsi3.S index 1e7aaa557130..b79b8170061f 100644 --- a/arch/sh/lib/lshrsi3.S +++ b/arch/sh/lib/lshrsi3.S @@ -1,30 +1,9 @@ -/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + + Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +*/ !! libgcc routines for the Renesas / SuperH SH CPUs. !! Contributed by Steve Chamberlain. @@ -54,21 +33,37 @@ Boston, MA 02110-1301, USA. */ ! ! (none) ! +! __lshrsi3_r0 +! +! Entry: +! +! r0: Value to shift +! r5: Shifts +! +! Exit: +! +! r0: Result +! +! Destroys: +! +! (none) +! .global __lshrsi3 + .global __lshrsi3_r0 .align 2 __lshrsi3: - mov #31,r0 - and r0,r5 + mov r5,r0 + .align 2 +__lshrsi3_r0: + and #31,r0 + mov.l r4,@-r15 + mov r0,r4 mova lshrsi3_table,r0 - mov.b @(r0,r5),r5 -#ifdef __sh1__ - add r5,r0 + mov.b @(r0,r4),r4 + add r4,r0 jmp @r0 -#else - braf r5 -#endif - mov r4,r0 + mov.l @r15+,r0 .align 2 lshrsi3_table: diff --git a/arch/sh/lib/mcount.S b/arch/sh/lib/mcount.S index 52aa2011d753..c6ca90cc9606 100644 --- a/arch/sh/lib/mcount.S +++ b/arch/sh/lib/mcount.S @@ -1,12 +1,9 @@ -/* +/* SPDX-License-Identifier: GPL-2.0 + * * arch/sh/lib/mcount.S * * Copyright (C) 2008, 2009 Paul Mundt * Copyright (C) 2008, 2009 Matt Fleming - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. */ #include <asm/ftrace.h> #include <asm/thread_info.h> @@ -92,13 +89,6 @@ mcount: rts nop #else -#ifndef CONFIG_DYNAMIC_FTRACE - mov.l .Lfunction_trace_stop, r0 - mov.l @r0, r0 - tst r0, r0 - bf ftrace_stub -#endif - MCOUNT_ENTER() #ifdef CONFIG_DYNAMIC_FTRACE @@ -174,11 +164,6 @@ ftrace_graph_call: .globl ftrace_caller ftrace_caller: - mov.l .Lfunction_trace_stop, r0 - mov.l @r0, r0 - tst r0, r0 - bf ftrace_stub - MCOUNT_ENTER() .globl ftrace_call @@ -196,8 +181,6 @@ ftrace_call: #endif /* CONFIG_DYNAMIC_FTRACE */ .align 2 -.Lfunction_trace_stop: - .long function_trace_stop /* * NOTE: From here on the locations of the .Lftrace_stub label and @@ -217,12 +200,7 @@ ftrace_stub: #ifdef CONFIG_FUNCTION_GRAPH_TRACER .globl ftrace_graph_caller ftrace_graph_caller: - mov.l 2f, r0 - mov.l @r0, r0 - tst r0, r0 - bt 1f - - mov.l 3f, r1 + mov.l 2f, r1 jmp @r1 nop 1: @@ -242,8 +220,7 @@ ftrace_graph_caller: MCOUNT_LEAVE() .align 2 -2: .long function_trace_stop -3: .long skip_trace +2: .long skip_trace .Lprepare_ftrace_return: .long prepare_ftrace_return diff --git a/arch/sh/lib/memchr.S b/arch/sh/lib/memchr.S index bc6036ad5706..8ded104077aa 100644 --- a/arch/sh/lib/memchr.S +++ b/arch/sh/lib/memchr.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* $Id: memchr.S,v 1.1 2000/04/14 16:49:01 mjd Exp $ * * "memchr" implementation of SuperH diff --git a/arch/sh/lib/memcpy-sh4.S b/arch/sh/lib/memcpy-sh4.S index 459fa92a7c53..a2435c0f6302 100644 --- a/arch/sh/lib/memcpy-sh4.S +++ b/arch/sh/lib/memcpy-sh4.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * "memcpy" implementation of SuperH * diff --git a/arch/sh/lib/memcpy.S b/arch/sh/lib/memcpy.S index 232fab34c261..08ab3062c4b2 100644 --- a/arch/sh/lib/memcpy.S +++ b/arch/sh/lib/memcpy.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* $Id: memcpy.S,v 1.3 2001/07/27 11:50:52 gniibe Exp $ * * "memcpy" implementation of SuperH diff --git a/arch/sh/lib/memmove.S b/arch/sh/lib/memmove.S index 5a2211f09202..bdca321814a9 100644 --- a/arch/sh/lib/memmove.S +++ b/arch/sh/lib/memmove.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* $Id: memmove.S,v 1.2 2001/07/27 11:51:09 gniibe Exp $ * * "memmove" implementation of SuperH diff --git a/arch/sh/lib/memset-sh4.S b/arch/sh/lib/memset-sh4.S index 1a6e32cc4e4d..10649c4cdab8 100644 --- a/arch/sh/lib/memset-sh4.S +++ b/arch/sh/lib/memset-sh4.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * "memset" implementation for SH4 * diff --git a/arch/sh/lib/memset.S b/arch/sh/lib/memset.S index af91fe2b72a6..a6d5ec0bd9cf 100644 --- a/arch/sh/lib/memset.S +++ b/arch/sh/lib/memset.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* $Id: memset.S,v 1.1 2000/04/14 16:49:01 mjd Exp $ * * "memset" implementation of SuperH diff --git a/arch/sh/lib/movmem.S b/arch/sh/lib/movmem.S index 62075f6bc67c..8ac54d6b38a1 100644 --- a/arch/sh/lib/movmem.S +++ b/arch/sh/lib/movmem.S @@ -1,30 +1,9 @@ -/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + + Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +*/ !! libgcc routines for the Renesas / SuperH SH CPUs. !! Contributed by Steve Chamberlain. diff --git a/arch/sh/lib/strlen.S b/arch/sh/lib/strlen.S index 1bcc13f05962..80ea53dd34f6 100644 --- a/arch/sh/lib/strlen.S +++ b/arch/sh/lib/strlen.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* $Id: strlen.S,v 1.2 2001/06/29 14:07:15 gniibe Exp $ * * "strlen" implementation of SuperH diff --git a/arch/sh/lib/udiv_qrnnd.S b/arch/sh/lib/udiv_qrnnd.S index 32b9a36de943..28938daccd6b 100644 --- a/arch/sh/lib/udiv_qrnnd.S +++ b/arch/sh/lib/udiv_qrnnd.S @@ -1,30 +1,9 @@ -/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + + Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +*/ !! libgcc routines for the Renesas / SuperH SH CPUs. !! Contributed by Steve Chamberlain. diff --git a/arch/sh/lib/udivsi3.S b/arch/sh/lib/udivsi3.S index 72157ab5c314..09ed1f9deb2e 100644 --- a/arch/sh/lib/udivsi3.S +++ b/arch/sh/lib/udivsi3.S @@ -1,30 +1,9 @@ -/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + + Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +*/ !! libgcc routines for the Renesas / SuperH SH CPUs. !! Contributed by Steve Chamberlain. diff --git a/arch/sh/lib/udivsi3_i4i-Os.S b/arch/sh/lib/udivsi3_i4i-Os.S index 4835553e1ea9..fa4e4dff3da1 100644 --- a/arch/sh/lib/udivsi3_i4i-Os.S +++ b/arch/sh/lib/udivsi3_i4i-Os.S @@ -1,28 +1,7 @@ -/* Copyright (C) 2006 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + * + * Copyright (C) 2006 Free Software Foundation, Inc. + */ /* Moderately Space-optimized libgcc routines for the Renesas SH / STMicroelectronics ST40 CPUs. diff --git a/arch/sh/lib/udivsi3_i4i.S b/arch/sh/lib/udivsi3_i4i.S index f1a79d9c5015..6944eb6b4a75 100644 --- a/arch/sh/lib/udivsi3_i4i.S +++ b/arch/sh/lib/udivsi3_i4i.S @@ -1,30 +1,9 @@ -/* Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, +/* SPDX-License-Identifier: GPL-2.0+ WITH GCC-exception-2.0 + + Copyright (C) 1994, 1995, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. - -This file is free software; you can redistribute it and/or modify it -under the terms of the GNU General Public License as published by the -Free Software Foundation; either version 2, or (at your option) any -later version. - -In addition to the permissions in the GNU General Public License, the -Free Software Foundation gives you unlimited permission to link the -compiled version of this file into combinations with other programs, -and to distribute those combinations without any restriction coming -from the use of this file. (The General Public License restrictions -do apply in other respects; for example, they cover modification of -the file, and distribution when not linked into a combine -executable.) - -This file is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ +*/ !! libgcc routines for the Renesas / SuperH SH CPUs. !! Contributed by Steve Chamberlain. diff --git a/arch/sh/lib64/Makefile b/arch/sh/lib64/Makefile deleted file mode 100644 index 69779ff741df..000000000000 --- a/arch/sh/lib64/Makefile +++ /dev/null @@ -1,17 +0,0 @@ -# -# Makefile for the SH-5 specific library files.. -# -# Copyright (C) 2000, 2001 Paolo Alberelli -# Copyright (C) 2003 - 2008 Paul Mundt -# -# This file is subject to the terms and conditions of the GNU General Public -# License. See the file "COPYING" in the main directory of this archive -# for more details. -# - -# Panic should really be compiled as PIC -lib-y := udelay.o panic.o memcpy.o memset.o \ - copy_user_memcpy.o copy_page.o strcpy.o strlen.o - -# Extracted from libgcc -lib-y += udivsi3.o udivdi3.o sdivsi3.o diff --git a/arch/sh/lib64/copy_page.S b/arch/sh/lib64/copy_page.S deleted file mode 100644 index 0ec6fca63b56..000000000000 --- a/arch/sh/lib64/copy_page.S +++ /dev/null @@ -1,89 +0,0 @@ -/* - Copyright 2003 Richard Curnow, SuperH (UK) Ltd. - - This file is subject to the terms and conditions of the GNU General Public - License. See the file "COPYING" in the main directory of this archive - for more details. - - Tight version of mempy for the case of just copying a page. - Prefetch strategy empirically optimised against RTL simulations - of SH5-101 cut2 eval chip with Cayman board DDR memory. - - Parameters: - r2 : destination effective address (start of page) - r3 : source effective address (start of page) - - Always copies 4096 bytes. - - Points to review. - * Currently the prefetch is 4 lines ahead and the alloco is 2 lines ahead. - It seems like the prefetch needs to be at at least 4 lines ahead to get - the data into the cache in time, and the allocos contend with outstanding - prefetches for the same cache set, so it's better to have the numbers - different. - */ - - .section .text..SHmedia32,"ax" - .little - - .balign 8 - .global copy_page -copy_page: - - /* Copy 4096 bytes worth of data from r3 to r2. - Do prefetches 4 lines ahead. - Do alloco 2 lines ahead */ - - pta 1f, tr1 - pta 2f, tr2 - pta 3f, tr3 - ptabs r18, tr0 - -#if 0 - /* TAKum03020 */ - ld.q r3, 0x00, r63 - ld.q r3, 0x20, r63 - ld.q r3, 0x40, r63 - ld.q r3, 0x60, r63 -#endif - alloco r2, 0x00 - synco ! TAKum03020 - alloco r2, 0x20 - synco ! TAKum03020 - - movi 3968, r6 - add r2, r6, r6 - addi r6, 64, r7 - addi r7, 64, r8 - sub r3, r2, r60 - addi r60, 8, r61 - addi r61, 8, r62 - addi r62, 8, r23 - addi r60, 0x80, r22 - -/* Minimal code size. The extra branches inside the loop don't cost much - because they overlap with the time spent waiting for prefetches to - complete. */ -1: -#if 0 - /* TAKum03020 */ - bge/u r2, r6, tr2 ! skip prefetch for last 4 lines - ldx.q r2, r22, r63 ! prefetch 4 lines hence -#endif -2: - bge/u r2, r7, tr3 ! skip alloco for last 2 lines - alloco r2, 0x40 ! alloc destination line 2 lines ahead - synco ! TAKum03020 -3: - ldx.q r2, r60, r36 - ldx.q r2, r61, r37 - ldx.q r2, r62, r38 - ldx.q r2, r23, r39 - st.q r2, 0, r36 - st.q r2, 8, r37 - st.q r2, 16, r38 - st.q r2, 24, r39 - addi r2, 32, r2 - bgt/l r8, r2, tr1 - - blink tr0, r63 ! return diff --git a/arch/sh/lib64/copy_user_memcpy.S b/arch/sh/lib64/copy_user_memcpy.S deleted file mode 100644 index 49aeabeba2c2..000000000000 --- a/arch/sh/lib64/copy_user_memcpy.S +++ /dev/null @@ -1,217 +0,0 @@ -! -! Fast SH memcpy -! -! by Toshiyasu Morita (tm@netcom.com) -! hacked by J"orn Rernnecke (joern.rennecke@superh.com) ("o for o-umlaut) -! SH5 code Copyright 2002 SuperH Ltd. -! -! Entry: ARG0: destination pointer -! ARG1: source pointer -! ARG2: byte count -! -! Exit: RESULT: destination pointer -! any other registers in the range r0-r7: trashed -! -! Notes: Usually one wants to do small reads and write a longword, but -! unfortunately it is difficult in some cases to concatanate bytes -! into a longword on the SH, so this does a longword read and small -! writes. -! -! This implementation makes two assumptions about how it is called: -! -! 1.: If the byte count is nonzero, the address of the last byte to be -! copied is unsigned greater than the address of the first byte to -! be copied. This could be easily swapped for a signed comparison, -! but the algorithm used needs some comparison. -! -! 2.: When there are two or three bytes in the last word of an 11-or-more -! bytes memory chunk to b copied, the rest of the word can be read -! without side effects. -! This could be easily changed by increasing the minimum size of -! a fast memcpy and the amount subtracted from r7 before L_2l_loop be 2, -! however, this would cost a few extra cyles on average. -! For SHmedia, the assumption is that any quadword can be read in its -! enirety if at least one byte is included in the copy. - -/* Imported into Linux kernel by Richard Curnow. This is used to implement the - __copy_user function in the general case, so it has to be a distinct - function from intra-kernel memcpy to allow for exception fix-ups in the - event that the user pointer is bad somewhere in the copy (e.g. due to - running off the end of the vma). - - Note, this algorithm will be slightly wasteful in the case where the source - and destination pointers are equally aligned, because the stlo/sthi pairs - could then be merged back into single stores. If there are a lot of cache - misses, this is probably offset by the stall lengths on the preloads. - -*/ - -/* NOTE : Prefetches removed and allocos guarded by synco to avoid TAKum03020 - * erratum. The first two prefetches are nop-ed out to avoid upsetting the - * instruction counts used in the jump address calculation. - * */ - - .section .text..SHmedia32,"ax" - .little - .balign 32 - .global copy_user_memcpy - .global copy_user_memcpy_end -copy_user_memcpy: - -#define LDUAQ(P,O,D0,D1) ldlo.q P,O,D0; ldhi.q P,O+7,D1 -#define STUAQ(P,O,D0,D1) stlo.q P,O,D0; sthi.q P,O+7,D1 -#define LDUAL(P,O,D0,D1) ldlo.l P,O,D0; ldhi.l P,O+3,D1 -#define STUAL(P,O,D0,D1) stlo.l P,O,D0; sthi.l P,O+3,D1 - - nop ! ld.b r3,0,r63 ! TAKum03020 - pta/l Large,tr0 - movi 25,r0 - bgeu/u r4,r0,tr0 - nsb r4,r0 - shlli r0,5,r0 - movi (L1-L0+63*32 + 1) & 0xffff,r1 - sub r1, r0, r0 -L0: ptrel r0,tr0 - add r2,r4,r5 - ptabs r18,tr1 - add r3,r4,r6 - blink tr0,r63 - -/* Rearranged to make cut2 safe */ - .balign 8 -L4_7: /* 4..7 byte memcpy cntd. */ - stlo.l r2, 0, r0 - or r6, r7, r6 - sthi.l r5, -1, r6 - stlo.l r5, -4, r6 - blink tr1,r63 - - .balign 8 -L1: /* 0 byte memcpy */ - nop - blink tr1,r63 - nop - nop - nop - nop - -L2_3: /* 2 or 3 byte memcpy cntd. */ - st.b r5,-1,r6 - blink tr1,r63 - - /* 1 byte memcpy */ - ld.b r3,0,r0 - st.b r2,0,r0 - blink tr1,r63 - -L8_15: /* 8..15 byte memcpy cntd. */ - stlo.q r2, 0, r0 - or r6, r7, r6 - sthi.q r5, -1, r6 - stlo.q r5, -8, r6 - blink tr1,r63 - - /* 2 or 3 byte memcpy */ - ld.b r3,0,r0 - nop ! ld.b r2,0,r63 ! TAKum03020 - ld.b r3,1,r1 - st.b r2,0,r0 - pta/l L2_3,tr0 - ld.b r6,-1,r6 - st.b r2,1,r1 - blink tr0, r63 - - /* 4 .. 7 byte memcpy */ - LDUAL (r3, 0, r0, r1) - pta L4_7, tr0 - ldlo.l r6, -4, r7 - or r0, r1, r0 - sthi.l r2, 3, r0 - ldhi.l r6, -1, r6 - blink tr0, r63 - - /* 8 .. 15 byte memcpy */ - LDUAQ (r3, 0, r0, r1) - pta L8_15, tr0 - ldlo.q r6, -8, r7 - or r0, r1, r0 - sthi.q r2, 7, r0 - ldhi.q r6, -1, r6 - blink tr0, r63 - - /* 16 .. 24 byte memcpy */ - LDUAQ (r3, 0, r0, r1) - LDUAQ (r3, 8, r8, r9) - or r0, r1, r0 - sthi.q r2, 7, r0 - or r8, r9, r8 - sthi.q r2, 15, r8 - ldlo.q r6, -8, r7 - ldhi.q r6, -1, r6 - stlo.q r2, 8, r8 - stlo.q r2, 0, r0 - or r6, r7, r6 - sthi.q r5, -1, r6 - stlo.q r5, -8, r6 - blink tr1,r63 - -Large: - ! ld.b r2, 0, r63 ! TAKum03020 - pta/l Loop_ua, tr1 - ori r3, -8, r7 - sub r2, r7, r22 - sub r3, r2, r6 - add r2, r4, r5 - ldlo.q r3, 0, r0 - addi r5, -16, r5 - movi 64+8, r27 ! could subtract r7 from that. - stlo.q r2, 0, r0 - sthi.q r2, 7, r0 - ldx.q r22, r6, r0 - bgtu/l r27, r4, tr1 - - addi r5, -48, r27 - pta/l Loop_line, tr0 - addi r6, 64, r36 - addi r6, -24, r19 - addi r6, -16, r20 - addi r6, -8, r21 - -Loop_line: - ! ldx.q r22, r36, r63 ! TAKum03020 - alloco r22, 32 - synco - addi r22, 32, r22 - ldx.q r22, r19, r23 - sthi.q r22, -25, r0 - ldx.q r22, r20, r24 - ldx.q r22, r21, r25 - stlo.q r22, -32, r0 - ldx.q r22, r6, r0 - sthi.q r22, -17, r23 - sthi.q r22, -9, r24 - sthi.q r22, -1, r25 - stlo.q r22, -24, r23 - stlo.q r22, -16, r24 - stlo.q r22, -8, r25 - bgeu r27, r22, tr0 - -Loop_ua: - addi r22, 8, r22 - sthi.q r22, -1, r0 - stlo.q r22, -8, r0 - ldx.q r22, r6, r0 - bgtu/l r5, r22, tr1 - - add r3, r4, r7 - ldlo.q r7, -8, r1 - sthi.q r22, 7, r0 - ldhi.q r7, -1, r7 - ptabs r18,tr1 - stlo.q r22, 0, r0 - or r1, r7, r1 - sthi.q r5, 15, r1 - stlo.q r5, 8, r1 - blink tr1, r63 -copy_user_memcpy_end: - nop diff --git a/arch/sh/lib64/memcpy.S b/arch/sh/lib64/memcpy.S deleted file mode 100644 index 5d682e0ee24f..000000000000 --- a/arch/sh/lib64/memcpy.S +++ /dev/null @@ -1,201 +0,0 @@ -/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */ -/* Modified by SuperH, Inc. September 2003 */ -! -! Fast SH memcpy -! -! by Toshiyasu Morita (tm@netcom.com) -! hacked by J"orn Rernnecke (joern.rennecke@superh.com) ("o for o-umlaut) -! SH5 code Copyright 2002 SuperH Ltd. -! -! Entry: ARG0: destination pointer -! ARG1: source pointer -! ARG2: byte count -! -! Exit: RESULT: destination pointer -! any other registers in the range r0-r7: trashed -! -! Notes: Usually one wants to do small reads and write a longword, but -! unfortunately it is difficult in some cases to concatanate bytes -! into a longword on the SH, so this does a longword read and small -! writes. -! -! This implementation makes two assumptions about how it is called: -! -! 1.: If the byte count is nonzero, the address of the last byte to be -! copied is unsigned greater than the address of the first byte to -! be copied. This could be easily swapped for a signed comparison, -! but the algorithm used needs some comparison. -! -! 2.: When there are two or three bytes in the last word of an 11-or-more -! bytes memory chunk to b copied, the rest of the word can be read -! without side effects. -! This could be easily changed by increasing the minimum size of -! a fast memcpy and the amount subtracted from r7 before L_2l_loop be 2, -! however, this would cost a few extra cyles on average. -! For SHmedia, the assumption is that any quadword can be read in its -! enirety if at least one byte is included in the copy. -! - - .section .text..SHmedia32,"ax" - .globl memcpy - .type memcpy, @function - .align 5 - -memcpy: - -#define LDUAQ(P,O,D0,D1) ldlo.q P,O,D0; ldhi.q P,O+7,D1 -#define STUAQ(P,O,D0,D1) stlo.q P,O,D0; sthi.q P,O+7,D1 -#define LDUAL(P,O,D0,D1) ldlo.l P,O,D0; ldhi.l P,O+3,D1 -#define STUAL(P,O,D0,D1) stlo.l P,O,D0; sthi.l P,O+3,D1 - - ld.b r3,0,r63 - pta/l Large,tr0 - movi 25,r0 - bgeu/u r4,r0,tr0 - nsb r4,r0 - shlli r0,5,r0 - movi (L1-L0+63*32 + 1) & 0xffff,r1 - sub r1, r0, r0 -L0: ptrel r0,tr0 - add r2,r4,r5 - ptabs r18,tr1 - add r3,r4,r6 - blink tr0,r63 - -/* Rearranged to make cut2 safe */ - .balign 8 -L4_7: /* 4..7 byte memcpy cntd. */ - stlo.l r2, 0, r0 - or r6, r7, r6 - sthi.l r5, -1, r6 - stlo.l r5, -4, r6 - blink tr1,r63 - - .balign 8 -L1: /* 0 byte memcpy */ - nop - blink tr1,r63 - nop - nop - nop - nop - -L2_3: /* 2 or 3 byte memcpy cntd. */ - st.b r5,-1,r6 - blink tr1,r63 - - /* 1 byte memcpy */ - ld.b r3,0,r0 - st.b r2,0,r0 - blink tr1,r63 - -L8_15: /* 8..15 byte memcpy cntd. */ - stlo.q r2, 0, r0 - or r6, r7, r6 - sthi.q r5, -1, r6 - stlo.q r5, -8, r6 - blink tr1,r63 - - /* 2 or 3 byte memcpy */ - ld.b r3,0,r0 - ld.b r2,0,r63 - ld.b r3,1,r1 - st.b r2,0,r0 - pta/l L2_3,tr0 - ld.b r6,-1,r6 - st.b r2,1,r1 - blink tr0, r63 - - /* 4 .. 7 byte memcpy */ - LDUAL (r3, 0, r0, r1) - pta L4_7, tr0 - ldlo.l r6, -4, r7 - or r0, r1, r0 - sthi.l r2, 3, r0 - ldhi.l r6, -1, r6 - blink tr0, r63 - - /* 8 .. 15 byte memcpy */ - LDUAQ (r3, 0, r0, r1) - pta L8_15, tr0 - ldlo.q r6, -8, r7 - or r0, r1, r0 - sthi.q r2, 7, r0 - ldhi.q r6, -1, r6 - blink tr0, r63 - - /* 16 .. 24 byte memcpy */ - LDUAQ (r3, 0, r0, r1) - LDUAQ (r3, 8, r8, r9) - or r0, r1, r0 - sthi.q r2, 7, r0 - or r8, r9, r8 - sthi.q r2, 15, r8 - ldlo.q r6, -8, r7 - ldhi.q r6, -1, r6 - stlo.q r2, 8, r8 - stlo.q r2, 0, r0 - or r6, r7, r6 - sthi.q r5, -1, r6 - stlo.q r5, -8, r6 - blink tr1,r63 - -Large: - ld.b r2, 0, r63 - pta/l Loop_ua, tr1 - ori r3, -8, r7 - sub r2, r7, r22 - sub r3, r2, r6 - add r2, r4, r5 - ldlo.q r3, 0, r0 - addi r5, -16, r5 - movi 64+8, r27 // could subtract r7 from that. - stlo.q r2, 0, r0 - sthi.q r2, 7, r0 - ldx.q r22, r6, r0 - bgtu/l r27, r4, tr1 - - addi r5, -48, r27 - pta/l Loop_line, tr0 - addi r6, 64, r36 - addi r6, -24, r19 - addi r6, -16, r20 - addi r6, -8, r21 - -Loop_line: - ldx.q r22, r36, r63 - alloco r22, 32 - addi r22, 32, r22 - ldx.q r22, r19, r23 - sthi.q r22, -25, r0 - ldx.q r22, r20, r24 - ldx.q r22, r21, r25 - stlo.q r22, -32, r0 - ldx.q r22, r6, r0 - sthi.q r22, -17, r23 - sthi.q r22, -9, r24 - sthi.q r22, -1, r25 - stlo.q r22, -24, r23 - stlo.q r22, -16, r24 - stlo.q r22, -8, r25 - bgeu r27, r22, tr0 - -Loop_ua: - addi r22, 8, r22 - sthi.q r22, -1, r0 - stlo.q r22, -8, r0 - ldx.q r22, r6, r0 - bgtu/l r5, r22, tr1 - - add r3, r4, r7 - ldlo.q r7, -8, r1 - sthi.q r22, 7, r0 - ldhi.q r7, -1, r7 - ptabs r18,tr1 - stlo.q r22, 0, r0 - or r1, r7, r1 - sthi.q r5, 15, r1 - stlo.q r5, 8, r1 - blink tr1, r63 - - .size memcpy,.-memcpy diff --git a/arch/sh/lib64/memset.S b/arch/sh/lib64/memset.S deleted file mode 100644 index 2d37b0488552..000000000000 --- a/arch/sh/lib64/memset.S +++ /dev/null @@ -1,91 +0,0 @@ -/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */ -/* Modified by SuperH, Inc. September 2003 */ -! -! Fast SH memset -! -! by Toshiyasu Morita (tm@netcom.com) -! -! SH5 code by J"orn Rennecke (joern.rennecke@superh.com) -! Copyright 2002 SuperH Ltd. -! - -#if __BYTE_ORDER == __LITTLE_ENDIAN -#define SHHI shlld -#define SHLO shlrd -#else -#define SHHI shlrd -#define SHLO shlld -#endif - - .section .text..SHmedia32,"ax" - .globl memset - .type memset, @function - - .align 5 - -memset: - pta/l multiquad, tr0 - andi r2, 7, r22 - ptabs r18, tr2 - mshflo.b r3,r3,r3 - add r4, r22, r23 - mperm.w r3, r63, r3 // Fill pattern now in every byte of r3 - - movi 8, r9 - bgtu/u r23, r9, tr0 // multiquad - - beqi/u r4, 0, tr2 // Return with size 0 - ensures no mem accesses - ldlo.q r2, 0, r7 - shlli r4, 2, r4 - movi -1, r8 - SHHI r8, r4, r8 - SHHI r8, r4, r8 - mcmv r7, r8, r3 - stlo.q r2, 0, r3 - blink tr2, r63 - -multiquad: - pta/l lastquad, tr0 - stlo.q r2, 0, r3 - shlri r23, 3, r24 - add r2, r4, r5 - beqi/u r24, 1, tr0 // lastquad - pta/l loop, tr1 - sub r2, r22, r25 - andi r5, -8, r20 // calculate end address and - addi r20, -7*8, r8 // loop end address; This might overflow, so we need - // to use a different test before we start the loop - bge/u r24, r9, tr1 // loop - st.q r25, 8, r3 - st.q r20, -8, r3 - shlri r24, 1, r24 - beqi/u r24, 1, tr0 // lastquad - st.q r25, 16, r3 - st.q r20, -16, r3 - beqi/u r24, 2, tr0 // lastquad - st.q r25, 24, r3 - st.q r20, -24, r3 -lastquad: - sthi.q r5, -1, r3 - blink tr2,r63 - -loop: -!!! alloco r25, 32 // QQQ comment out for short-term fix to SHUK #3895. - // QQQ commenting out is locically correct, but sub-optimal - // QQQ Sean McGoogan - 4th April 2003. - st.q r25, 8, r3 - st.q r25, 16, r3 - st.q r25, 24, r3 - st.q r25, 32, r3 - addi r25, 32, r25 - bgeu/l r8, r25, tr1 // loop - - st.q r20, -40, r3 - st.q r20, -32, r3 - st.q r20, -24, r3 - st.q r20, -16, r3 - st.q r20, -8, r3 - sthi.q r5, -1, r3 - blink tr2,r63 - - .size memset,.-memset diff --git a/arch/sh/lib64/panic.c b/arch/sh/lib64/panic.c deleted file mode 100644 index 38c954e04f6a..000000000000 --- a/arch/sh/lib64/panic.c +++ /dev/null @@ -1,15 +0,0 @@ -/* - * Copyright (C) 2003 Richard Curnow, SuperH UK Limited - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ - -void -panic_handler(unsigned long panicPC, unsigned long panicSSR, - unsigned long panicEXPEVT) -{ - /* Never return from the panic handler */ - for (;;) ; -} diff --git a/arch/sh/lib64/sdivsi3.S b/arch/sh/lib64/sdivsi3.S deleted file mode 100644 index 1963bbd42288..000000000000 --- a/arch/sh/lib64/sdivsi3.S +++ /dev/null @@ -1,135 +0,0 @@ - .global __sdivsi3 - .global __sdivsi3_1 - .global __sdivsi3_2 - .section .text..SHmedia32,"ax" - .align 2 - - /* inputs: r4,r5 */ - /* clobbered: r1,r18,r19,r20,r21,r25,tr0 */ - /* result in r0 */ -__sdivsi3: -__sdivsi3_1: - ptb __div_table,tr0 - gettr tr0,r20 - -__sdivsi3_2: - nsb r5, r1 - shlld r5, r1, r25 /* normalize; [-2 ..1, 1..2) in s2.62 */ - shari r25, 58, r21 /* extract 5(6) bit index (s2.4 with hole -1..1) */ - /* bubble */ - ldx.ub r20, r21, r19 /* u0.8 */ - shari r25, 32, r25 /* normalize to s2.30 */ - shlli r21, 1, r21 - muls.l r25, r19, r19 /* s2.38 */ - ldx.w r20, r21, r21 /* s2.14 */ - ptabs r18, tr0 - shari r19, 24, r19 /* truncate to s2.14 */ - sub r21, r19, r19 /* some 11 bit inverse in s1.14 */ - muls.l r19, r19, r21 /* u0.28 */ - sub r63, r1, r1 - addi r1, 92, r1 - muls.l r25, r21, r18 /* s2.58 */ - shlli r19, 45, r19 /* multiply by two and convert to s2.58 */ - /* bubble */ - sub r19, r18, r18 - shari r18, 28, r18 /* some 22 bit inverse in s1.30 */ - muls.l r18, r25, r0 /* s2.60 */ - muls.l r18, r4, r25 /* s32.30 */ - /* bubble */ - shari r0, 16, r19 /* s-16.44 */ - muls.l r19, r18, r19 /* s-16.74 */ - shari r25, 63, r0 - shari r4, 14, r18 /* s19.-14 */ - shari r19, 30, r19 /* s-16.44 */ - muls.l r19, r18, r19 /* s15.30 */ - xor r21, r0, r21 /* You could also use the constant 1 << 27. */ - add r21, r25, r21 - sub r21, r19, r21 - shard r21, r1, r21 - sub r21, r0, r0 - blink tr0, r63 - -/* This table has been generated by divtab.c . -Defects for bias -330: - Max defect: 6.081536e-07 at -1.000000e+00 - Min defect: 2.849516e-08 at 1.030651e+00 - Max 2nd step defect: 9.606539e-12 at -1.000000e+00 - Min 2nd step defect: 0.000000e+00 at 0.000000e+00 - Defect at 1: 1.238659e-07 - Defect at -2: 1.061708e-07 */ - - .balign 2 - .type __div_table,@object - .size __div_table,128 -/* negative division constants */ - .word -16638 - .word -17135 - .word -17737 - .word -18433 - .word -19103 - .word -19751 - .word -20583 - .word -21383 - .word -22343 - .word -23353 - .word -24407 - .word -25582 - .word -26863 - .word -28382 - .word -29965 - .word -31800 -/* negative division factors */ - .byte 66 - .byte 70 - .byte 75 - .byte 81 - .byte 87 - .byte 93 - .byte 101 - .byte 109 - .byte 119 - .byte 130 - .byte 142 - .byte 156 - .byte 172 - .byte 192 - .byte 214 - .byte 241 - .skip 16 - .global __div_table -__div_table: - .skip 16 -/* positive division factors */ - .byte 241 - .byte 214 - .byte 192 - .byte 172 - .byte 156 - .byte 142 - .byte 130 - .byte 119 - .byte 109 - .byte 101 - .byte 93 - .byte 87 - .byte 81 - .byte 75 - .byte 70 - .byte 66 -/* positive division constants */ - .word 31801 - .word 29966 - .word 28383 - .word 26864 - .word 25583 - .word 24408 - .word 23354 - .word 22344 - .word 21384 - .word 20584 - .word 19752 - .word 19104 - .word 18434 - .word 17738 - .word 17136 - .word 16639 diff --git a/arch/sh/lib64/strcpy.S b/arch/sh/lib64/strcpy.S deleted file mode 100644 index ea7c9c533eea..000000000000 --- a/arch/sh/lib64/strcpy.S +++ /dev/null @@ -1,97 +0,0 @@ -/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */ -/* Modified by SuperH, Inc. September 2003 */ -! Entry: arg0: destination -! arg1: source -! Exit: result: destination -! -! SH5 code Copyright 2002 SuperH Ltd. - -#if __BYTE_ORDER == __LITTLE_ENDIAN -#define SHHI shlld -#define SHLO shlrd -#else -#define SHHI shlrd -#define SHLO shlld -#endif - - .section .text..SHmedia32,"ax" - .globl strcpy - .type strcpy, @function - .align 5 - -strcpy: - - pta/l shortstring,tr1 - ldlo.q r3,0,r4 - ptabs r18,tr4 - shlli r3,3,r7 - addi r2, 8, r0 - mcmpeq.b r4,r63,r6 - SHHI r6,r7,r6 - bnei/u r6,0,tr1 // shortstring - pta/l no_lddst, tr2 - ori r3,-8,r23 - sub r2, r23, r0 - sub r3, r2, r21 - addi r21, 8, r20 - ldx.q r0, r21, r5 - pta/l loop, tr0 - ori r2,-8,r22 - mcmpeq.b r5, r63, r6 - bgt/u r22, r23, tr2 // no_lddst - - // r22 < r23 : Need to do a load from the destination. - // r22 == r23 : Doesn't actually need to load from destination, - // but still can be handled here. - ldlo.q r2, 0, r9 - movi -1, r8 - SHLO r8, r7, r8 - mcmv r4, r8, r9 - stlo.q r2, 0, r9 - beqi/l r6, 0, tr0 // loop - - add r5, r63, r4 - addi r0, 8, r0 - blink tr1, r63 // shortstring -no_lddst: - // r22 > r23: note that for r22 == r23 the sthi.q would clobber - // bytes before the destination region. - stlo.q r2, 0, r4 - SHHI r4, r7, r4 - sthi.q r0, -1, r4 - beqi/l r6, 0, tr0 // loop - - add r5, r63, r4 - addi r0, 8, r0 -shortstring: -#if __BYTE_ORDER != __LITTLE_ENDIAN - pta/l shortstring2,tr1 - byterev r4,r4 -#endif -shortstring2: - st.b r0,-8,r4 - andi r4,0xff,r5 - shlri r4,8,r4 - addi r0,1,r0 - bnei/l r5,0,tr1 - blink tr4,r63 // return - - .balign 8 -loop: - stlo.q r0, 0, r5 - ldx.q r0, r20, r4 - addi r0, 16, r0 - sthi.q r0, -9, r5 - mcmpeq.b r4, r63, r6 - bnei/u r6, 0, tr1 // shortstring - ldx.q r0, r21, r5 - stlo.q r0, -8, r4 - sthi.q r0, -1, r4 - mcmpeq.b r5, r63, r6 - beqi/l r6, 0, tr0 // loop - - add r5, r63, r4 - addi r0, 8, r0 - blink tr1, r63 // shortstring - - .size strcpy,.-strcpy diff --git a/arch/sh/lib64/strlen.S b/arch/sh/lib64/strlen.S deleted file mode 100644 index cbc0d912e5f3..000000000000 --- a/arch/sh/lib64/strlen.S +++ /dev/null @@ -1,33 +0,0 @@ -/* - * Simplistic strlen() implementation for SHmedia. - * - * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org> - */ - - .section .text..SHmedia32,"ax" - .globl strlen - .type strlen,@function - - .balign 16 -strlen: - ptabs r18, tr4 - - /* - * Note: We could easily deal with the NULL case here with a simple - * sanity check, though it seems that the behavior we want is to fault - * in the event that r2 == NULL, so we don't bother. - */ -/* beqi r2, 0, tr4 */ ! Sanity check - - movi -1, r0 - pta/l loop, tr0 -loop: - ld.b r2, 0, r1 - addi r2, 1, r2 - addi r0, 1, r0 - bnei/l r1, 0, tr0 - - or r0, r63, r2 - blink tr4, r63 - - .size strlen,.-strlen diff --git a/arch/sh/lib64/udelay.c b/arch/sh/lib64/udelay.c deleted file mode 100644 index f215b063da70..000000000000 --- a/arch/sh/lib64/udelay.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * arch/sh/lib64/udelay.c - * - * Delay routines, using a pre-computed "loops_per_jiffy" value. - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003, 2004 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/sched.h> -#include <asm/param.h> - -/* - * Use only for very small delays (< 1 msec). - * - * The active part of our cycle counter is only 32-bits wide, and - * we're treating the difference between two marks as signed. On - * a 1GHz box, that's about 2 seconds. - */ - -void __delay(unsigned long loops) -{ - long long dummy; - __asm__ __volatile__("gettr tr0, %1\n\t" - "pta $+4, tr0\n\t" - "addi %0, -1, %0\n\t" - "bne %0, r63, tr0\n\t" - "ptabs %1, tr0\n\t":"=r"(loops), - "=r"(dummy) - :"0"(loops)); -} - -void __const_udelay(unsigned long xloops) -{ - __delay(xloops * (HZ * cpu_data[raw_smp_processor_id()].loops_per_jiffy)); -} - -void __udelay(unsigned long usecs) -{ - __const_udelay(usecs * 0x000010c6); /* 2**32 / 1000000 */ -} - -void __ndelay(unsigned long nsecs) -{ - __const_udelay(nsecs * 0x00000005); -} diff --git a/arch/sh/lib64/udivdi3.S b/arch/sh/lib64/udivdi3.S deleted file mode 100644 index 6895c0225b85..000000000000 --- a/arch/sh/lib64/udivdi3.S +++ /dev/null @@ -1,120 +0,0 @@ - .section .text..SHmedia32,"ax" - .align 2 - .global __udivdi3 -__udivdi3: - shlri r3,1,r4 - nsb r4,r22 - shlld r3,r22,r6 - shlri r6,49,r5 - movi 0xffffffffffffbaf1,r21 /* .l shift count 17. */ - sub r21,r5,r1 - mmulfx.w r1,r1,r4 - mshflo.w r1,r63,r1 - sub r63,r22,r20 // r63 == 64 % 64 - mmulfx.w r5,r4,r4 - pta large_divisor,tr0 - addi r20,32,r9 - msub.w r1,r4,r1 - madd.w r1,r1,r1 - mmulfx.w r1,r1,r4 - shlri r6,32,r7 - bgt/u r9,r63,tr0 // large_divisor - mmulfx.w r5,r4,r4 - shlri r2,32+14,r19 - addi r22,-31,r0 - msub.w r1,r4,r1 - - mulu.l r1,r7,r4 - addi r1,-3,r5 - mulu.l r5,r19,r5 - sub r63,r4,r4 // Negate to make sure r1 ends up <= 1/r2 - shlri r4,2,r4 /* chop off leading %0000000000000000 001.00000000000 - or, as - the case may be, %0000000000000000 000.11111111111, still */ - muls.l r1,r4,r4 /* leaving at least one sign bit. */ - mulu.l r5,r3,r8 - mshalds.l r1,r21,r1 - shari r4,26,r4 - shlld r8,r0,r8 - add r1,r4,r1 // 31 bit unsigned reciprocal now in r1 (msb equiv. 0.5) - sub r2,r8,r2 - /* Can do second step of 64 : 32 div now, using r1 and the rest in r2. */ - - shlri r2,22,r21 - mulu.l r21,r1,r21 - shlld r5,r0,r8 - addi r20,30-22,r0 - shlrd r21,r0,r21 - mulu.l r21,r3,r5 - add r8,r21,r8 - mcmpgt.l r21,r63,r21 // See Note 1 - addi r20,30,r0 - mshfhi.l r63,r21,r21 - sub r2,r5,r2 - andc r2,r21,r2 - - /* small divisor: need a third divide step */ - mulu.l r2,r1,r7 - ptabs r18,tr0 - addi r2,1,r2 - shlrd r7,r0,r7 - mulu.l r7,r3,r5 - add r8,r7,r8 - sub r2,r3,r2 - cmpgt r2,r5,r5 - add r8,r5,r2 - /* could test r3 here to check for divide by zero. */ - blink tr0,r63 - -large_divisor: - mmulfx.w r5,r4,r4 - shlrd r2,r9,r25 - shlri r25,32,r8 - msub.w r1,r4,r1 - - mulu.l r1,r7,r4 - addi r1,-3,r5 - mulu.l r5,r8,r5 - sub r63,r4,r4 // Negate to make sure r1 ends up <= 1/r2 - shlri r4,2,r4 /* chop off leading %0000000000000000 001.00000000000 - or, as - the case may be, %0000000000000000 000.11111111111, still */ - muls.l r1,r4,r4 /* leaving at least one sign bit. */ - shlri r5,14-1,r8 - mulu.l r8,r7,r5 - mshalds.l r1,r21,r1 - shari r4,26,r4 - add r1,r4,r1 // 31 bit unsigned reciprocal now in r1 (msb equiv. 0.5) - sub r25,r5,r25 - /* Can do second step of 64 : 32 div now, using r1 and the rest in r25. */ - - shlri r25,22,r21 - mulu.l r21,r1,r21 - pta no_lo_adj,tr0 - addi r22,32,r0 - shlri r21,40,r21 - mulu.l r21,r7,r5 - add r8,r21,r8 - shlld r2,r0,r2 - sub r25,r5,r25 - bgtu/u r7,r25,tr0 // no_lo_adj - addi r8,1,r8 - sub r25,r7,r25 -no_lo_adj: - mextr4 r2,r25,r2 - - /* large_divisor: only needs a few adjustments. */ - mulu.l r8,r6,r5 - ptabs r18,tr0 - /* bubble */ - cmpgtu r5,r2,r5 - sub r8,r5,r2 - blink tr0,r63 - -/* Note 1: To shift the result of the second divide stage so that the result - always fits into 32 bits, yet we still reduce the rest sufficiently - would require a lot of instructions to do the shifts just right. Using - the full 64 bit shift result to multiply with the divisor would require - four extra instructions for the upper 32 bits (shift / mulu / shift / sub). - Fortunately, if the upper 32 bits of the shift result are nonzero, we - know that the rest after taking this partial result into account will - fit into 32 bits. So we just clear the upper 32 bits of the rest if the - upper 32 bits of the partial result are nonzero. */ diff --git a/arch/sh/lib64/udivsi3.S b/arch/sh/lib64/udivsi3.S deleted file mode 100644 index e68120e4b847..000000000000 --- a/arch/sh/lib64/udivsi3.S +++ /dev/null @@ -1,59 +0,0 @@ - .global __udivsi3 - .section .text..SHmedia32,"ax" - .align 2 - -/* - inputs: r4,r5 - clobbered: r18,r19,r20,r21,r22,r25,tr0 - result in r0. - */ -__udivsi3: - addz.l r5,r63,r22 - nsb r22,r0 - shlld r22,r0,r25 - shlri r25,48,r25 - movi 0xffffffffffffbb0c,r20 /* shift count eqiv 76 */ - sub r20,r25,r21 - mmulfx.w r21,r21,r19 - mshflo.w r21,r63,r21 - ptabs r18,tr0 - mmulfx.w r25,r19,r19 - sub r20,r0,r0 - /* bubble */ - msub.w r21,r19,r19 - - /* - * It would be nice for scheduling to do this add to r21 before - * the msub.w, but we need a different value for r19 to keep - * errors under control. - */ - addi r19,-2,r21 - mulu.l r4,r21,r18 - mmulfx.w r19,r19,r19 - shlli r21,15,r21 - shlrd r18,r0,r18 - mulu.l r18,r22,r20 - mmacnfx.wl r25,r19,r21 - /* bubble */ - sub r4,r20,r25 - - mulu.l r25,r21,r19 - addi r0,14,r0 - /* bubble */ - shlrd r19,r0,r19 - mulu.l r19,r22,r20 - add r18,r19,r18 - /* bubble */ - sub.l r25,r20,r25 - - mulu.l r25,r21,r19 - addz.l r25,r63,r25 - sub r25,r22,r25 - shlrd r19,r0,r19 - mulu.l r19,r22,r20 - addi r25,1,r25 - add r18,r19,r18 - - cmpgt r25,r20,r25 - add.l r18,r25,r0 - blink tr0,r63 diff --git a/arch/sh/math-emu/Makefile b/arch/sh/math-emu/Makefile index 638b342c781a..ba06e42c4a58 100644 --- a/arch/sh/math-emu/Makefile +++ b/arch/sh/math-emu/Makefile @@ -1 +1,2 @@ +# SPDX-License-Identifier: GPL-2.0-only obj-y := math.o diff --git a/arch/sh/math-emu/math.c b/arch/sh/math-emu/math.c index b876780c1e1c..b65703e06573 100644 --- a/arch/sh/math-emu/math.c +++ b/arch/sh/math-emu/math.c @@ -10,11 +10,13 @@ #include <linux/kernel.h> #include <linux/errno.h> #include <linux/types.h> -#include <linux/sched.h> +#include <linux/sched/signal.h> #include <linux/signal.h> #include <linux/perf_event.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> + +#include <asm/fpu.h> #include <asm/processor.h> #include <asm/io.h> @@ -51,8 +53,8 @@ #define Rn (regs->regs[n]) #define Rm (regs->regs[m]) -#define WRITE(d,a) ({if(put_user(d, (typeof (d)*)a)) return -EFAULT;}) -#define READ(d,a) ({if(get_user(d, (typeof (d)*)a)) return -EFAULT;}) +#define MWRITE(d,a) ({if(put_user(d, (typeof (d) __user *)a)) return -EFAULT;}) +#define MREAD(d,a) ({if(get_user(d, (typeof (d) __user *)a)) return -EFAULT;}) #define PACK_S(r,f) FP_PACK_SP(&r,f) #define UNPACK_S(f,r) FP_UNPACK_SP(f,&r) @@ -157,11 +159,11 @@ fmov_idx_reg(struct sh_fpu_soft_struct *fregs, struct pt_regs *regs, int m, { if (FPSCR_SZ) { FMOV_EXT(n); - READ(FRn, Rm + R0 + 4); + MREAD(FRn, Rm + R0 + 4); n++; - READ(FRn, Rm + R0); + MREAD(FRn, Rm + R0); } else { - READ(FRn, Rm + R0); + MREAD(FRn, Rm + R0); } return 0; @@ -173,11 +175,11 @@ fmov_mem_reg(struct sh_fpu_soft_struct *fregs, struct pt_regs *regs, int m, { if (FPSCR_SZ) { FMOV_EXT(n); - READ(FRn, Rm + 4); + MREAD(FRn, Rm + 4); n++; - READ(FRn, Rm); + MREAD(FRn, Rm); } else { - READ(FRn, Rm); + MREAD(FRn, Rm); } return 0; @@ -189,12 +191,12 @@ fmov_inc_reg(struct sh_fpu_soft_struct *fregs, struct pt_regs *regs, int m, { if (FPSCR_SZ) { FMOV_EXT(n); - READ(FRn, Rm + 4); + MREAD(FRn, Rm + 4); n++; - READ(FRn, Rm); + MREAD(FRn, Rm); Rm += 8; } else { - READ(FRn, Rm); + MREAD(FRn, Rm); Rm += 4; } @@ -207,11 +209,11 @@ fmov_reg_idx(struct sh_fpu_soft_struct *fregs, struct pt_regs *regs, int m, { if (FPSCR_SZ) { FMOV_EXT(m); - WRITE(FRm, Rn + R0 + 4); + MWRITE(FRm, Rn + R0 + 4); m++; - WRITE(FRm, Rn + R0); + MWRITE(FRm, Rn + R0); } else { - WRITE(FRm, Rn + R0); + MWRITE(FRm, Rn + R0); } return 0; @@ -223,11 +225,11 @@ fmov_reg_mem(struct sh_fpu_soft_struct *fregs, struct pt_regs *regs, int m, { if (FPSCR_SZ) { FMOV_EXT(m); - WRITE(FRm, Rn + 4); + MWRITE(FRm, Rn + 4); m++; - WRITE(FRm, Rn); + MWRITE(FRm, Rn); } else { - WRITE(FRm, Rn); + MWRITE(FRm, Rn); } return 0; @@ -240,12 +242,12 @@ fmov_reg_dec(struct sh_fpu_soft_struct *fregs, struct pt_regs *regs, int m, if (FPSCR_SZ) { FMOV_EXT(m); Rn -= 8; - WRITE(FRm, Rn + 4); + MWRITE(FRm, Rn + 4); m++; - WRITE(FRm, Rn); + MWRITE(FRm, Rn); } else { Rn -= 4; - WRITE(FRm, Rn); + MWRITE(FRm, Rn); } return 0; @@ -445,11 +447,11 @@ id_sys(struct sh_fpu_soft_struct *fregs, struct pt_regs *regs, u16 code) case 0x4052: case 0x4062: Rn -= 4; - WRITE(*reg, Rn); + MWRITE(*reg, Rn); break; case 0x4056: case 0x4066: - READ(*reg, Rn); + MREAD(*reg, Rn); Rn += 4; break; default: @@ -468,131 +470,6 @@ static int fpu_emulate(u16 code, struct sh_fpu_soft_struct *fregs, struct pt_reg } /** - * denormal_to_double - Given denormalized float number, - * store double float - * - * @fpu: Pointer to sh_fpu_soft structure - * @n: Index to FP register - */ -static void denormal_to_double(struct sh_fpu_soft_struct *fpu, int n) -{ - unsigned long du, dl; - unsigned long x = fpu->fpul; - int exp = 1023 - 126; - - if (x != 0 && (x & 0x7f800000) == 0) { - du = (x & 0x80000000); - while ((x & 0x00800000) == 0) { - x <<= 1; - exp--; - } - x &= 0x007fffff; - du |= (exp << 20) | (x >> 3); - dl = x << 29; - - fpu->fp_regs[n] = du; - fpu->fp_regs[n+1] = dl; - } -} - -/** - * ieee_fpe_handler - Handle denormalized number exception - * - * @regs: Pointer to register structure - * - * Returns 1 when it's handled (should not cause exception). - */ -static int ieee_fpe_handler(struct pt_regs *regs) -{ - unsigned short insn = *(unsigned short *)regs->pc; - unsigned short finsn; - unsigned long nextpc; - siginfo_t info; - int nib[4] = { - (insn >> 12) & 0xf, - (insn >> 8) & 0xf, - (insn >> 4) & 0xf, - insn & 0xf}; - - if (nib[0] == 0xb || - (nib[0] == 0x4 && nib[2] == 0x0 && nib[3] == 0xb)) /* bsr & jsr */ - regs->pr = regs->pc + 4; - - if (nib[0] == 0xa || nib[0] == 0xb) { /* bra & bsr */ - nextpc = regs->pc + 4 + ((short) ((insn & 0xfff) << 4) >> 3); - finsn = *(unsigned short *) (regs->pc + 2); - } else if (nib[0] == 0x8 && nib[1] == 0xd) { /* bt/s */ - if (regs->sr & 1) - nextpc = regs->pc + 4 + ((char) (insn & 0xff) << 1); - else - nextpc = regs->pc + 4; - finsn = *(unsigned short *) (regs->pc + 2); - } else if (nib[0] == 0x8 && nib[1] == 0xf) { /* bf/s */ - if (regs->sr & 1) - nextpc = regs->pc + 4; - else - nextpc = regs->pc + 4 + ((char) (insn & 0xff) << 1); - finsn = *(unsigned short *) (regs->pc + 2); - } else if (nib[0] == 0x4 && nib[3] == 0xb && - (nib[2] == 0x0 || nib[2] == 0x2)) { /* jmp & jsr */ - nextpc = regs->regs[nib[1]]; - finsn = *(unsigned short *) (regs->pc + 2); - } else if (nib[0] == 0x0 && nib[3] == 0x3 && - (nib[2] == 0x0 || nib[2] == 0x2)) { /* braf & bsrf */ - nextpc = regs->pc + 4 + regs->regs[nib[1]]; - finsn = *(unsigned short *) (regs->pc + 2); - } else if (insn == 0x000b) { /* rts */ - nextpc = regs->pr; - finsn = *(unsigned short *) (regs->pc + 2); - } else { - nextpc = regs->pc + 2; - finsn = insn; - } - - if ((finsn & 0xf1ff) == 0xf0ad) { /* fcnvsd */ - struct task_struct *tsk = current; - - if ((tsk->thread.xstate->softfpu.fpscr & (1 << 17))) { - /* FPU error */ - denormal_to_double (&tsk->thread.xstate->softfpu, - (finsn >> 8) & 0xf); - tsk->thread.xstate->softfpu.fpscr &= - ~(FPSCR_CAUSE_MASK | FPSCR_FLAG_MASK); - task_thread_info(tsk)->status |= TS_USEDFPU; - } else { - info.si_signo = SIGFPE; - info.si_errno = 0; - info.si_code = FPE_FLTINV; - info.si_addr = (void __user *)regs->pc; - force_sig_info(SIGFPE, &info, tsk); - } - - regs->pc = nextpc; - return 1; - } - - return 0; -} - -asmlinkage void do_fpu_error(unsigned long r4, unsigned long r5, - unsigned long r6, unsigned long r7, - struct pt_regs regs) -{ - struct task_struct *tsk = current; - siginfo_t info; - - if (ieee_fpe_handler (®s)) - return; - - regs.pc += 2; - info.si_signo = SIGFPE; - info.si_errno = 0; - info.si_code = FPE_FLTINV; - info.si_addr = (void __user *)regs.pc; - force_sig_info(SIGFPE, &info, tsk); -} - -/** * fpu_init - Initialize FPU registers * @fpu: Pointer to software emulated FPU registers. */ diff --git a/arch/sh/math-emu/sfp-util.h b/arch/sh/math-emu/sfp-util.h index 8ae1bd310ad0..bda50762b3d3 100644 --- a/arch/sh/math-emu/sfp-util.h +++ b/arch/sh/math-emu/sfp-util.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * These are copied from glibc/stdlib/longlong.h */ @@ -66,7 +67,3 @@ } while (0) #define abort() return 0 - -#define __BYTE_ORDER __LITTLE_ENDIAN - - diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig index dba285e86808..1862411665ab 100644 --- a/arch/sh/mm/Kconfig +++ b/arch/sh/mm/Kconfig @@ -1,11 +1,12 @@ +# SPDX-License-Identifier: GPL-2.0 menu "Memory management options" -config QUICKLIST - def_bool y - config MMU bool "Support for memory management hardware" depends on !CPU_SH2 + select HAVE_PAGE_SIZE_4KB + select HAVE_PAGE_SIZE_8KB if X2TLB + select HAVE_PAGE_SIZE_64KB if CPU_SH4 default y help Some SH processors (such as SH-2/SH-2A) lack an MMU. In order to @@ -15,39 +16,43 @@ config MMU turning this off will boot the kernel on these machines with the MMU implicitly switched off. +config NOMMU + def_bool !MMU + select HAVE_PAGE_SIZE_4KB + select HAVE_PAGE_SIZE_8KB + select HAVE_PAGE_SIZE_16KB + select HAVE_PAGE_SIZE_64KB + help + On MMU-less systems, any of these page sizes can be selected + config PAGE_OFFSET hex - default "0x80000000" if MMU && SUPERH32 - default "0x20000000" if MMU && SUPERH64 + default "0x80000000" if MMU default "0x00000000" -config FORCE_MAX_ZONEORDER - int "Maximum zone order" - range 9 64 if PAGE_SIZE_16KB - default "9" if PAGE_SIZE_16KB - range 7 64 if PAGE_SIZE_64KB - default "7" if PAGE_SIZE_64KB - range 11 64 - default "14" if !MMU - default "11" +config ARCH_FORCE_MAX_ORDER + int "Order of maximal physically contiguous allocations" + default "8" if PAGE_SIZE_16KB + default "6" if PAGE_SIZE_64KB + default "13" if !MMU + default "10" help - The kernel memory allocator divides physically contiguous memory - blocks into "zones", where each zone is a power of two number of - pages. This option selects the largest power of two that the kernel - keeps in the memory allocator. If you need to allocate very large - blocks of physically contiguous memory, then you may need to - increase this value. - - This config option is actually maximum order plus one. For example, - a value of 11 means that the largest free memory block is 2^10 pages. + The kernel page allocator limits the size of maximal physically + contiguous allocations. The limit is called MAX_PAGE:_ORDER and it + defines the maximal power of two of number of pages that can be + allocated as a single contiguous block. This option allows + overriding the default setting when ability to allocate very + large blocks of physically contiguous memory is required. The page size is not necessarily 4KB. Keep this in mind when choosing a value for this option. + Don't change if unsure. + config MEMORY_START hex "Physical memory start address" default "0x08000000" - ---help--- + help Computers built with Hitachi SuperH processors always map the ROM starting at address zero. But the processor does not specify the range that RAM takes. @@ -74,12 +79,11 @@ config MEMORY_SIZE config 29BIT def_bool !32BIT - depends on SUPERH32 select UNCACHED_MAPPING config 32BIT bool - default y if CPU_SH5 || !MMU + default !MMU config PMB bool "Support 32-bit physical addressing through PMB" @@ -109,7 +113,7 @@ config VSYSCALL (the default value) say Y. config NUMA - bool "Non Uniform Memory Access (NUMA) Support" + bool "Non-Uniform Memory Access (NUMA) Support" depends on MMU && SYS_SUPPORTS_NUMA select ARCH_WANT_NUMA_VARIABLE_LOCALITY default n @@ -124,7 +128,7 @@ config NODES_SHIFT int default "3" if CPU_SUBTYPE_SHX3 default "1" - depends on NEED_MULTIPLE_NODES + depends on NUMA config ARCH_FLATMEM_ENABLE def_bool y @@ -140,21 +144,9 @@ config ARCH_SPARSEMEM_DEFAULT config ARCH_SELECT_MEMORY_MODEL def_bool y -config ARCH_ENABLE_MEMORY_HOTPLUG - def_bool y - depends on SPARSEMEM && MMU - -config ARCH_ENABLE_MEMORY_HOTREMOVE - def_bool y - depends on SPARSEMEM && MMU - -config ARCH_MEMORY_PROBE - def_bool y - depends on MEMORY_HOTPLUG - config IOREMAP_FIXED def_bool y - depends on X2TLB || SUPERH64 + depends on X2TLB config UNCACHED_MAPPING bool @@ -164,36 +156,6 @@ config HAVE_SRAM_POOL select GENERIC_ALLOCATOR choice - prompt "Kernel page size" - default PAGE_SIZE_4KB - -config PAGE_SIZE_4KB - bool "4kB" - help - This is the default page size used by all SuperH CPUs. - -config PAGE_SIZE_8KB - bool "8kB" - depends on !MMU || X2TLB - help - This enables 8kB pages as supported by SH-X2 and later MMUs. - -config PAGE_SIZE_16KB - bool "16kB" - depends on !MMU - help - This enables 16kB pages on MMU-less SH systems. - -config PAGE_SIZE_64KB - bool "64kB" - depends on !MMU || CPU_SH4 || CPU_SH5 - help - This enables support for 64kB pages, possible on all SH-4 - CPUs and later. - -endchoice - -choice prompt "HugeTLB page size" depends on HUGETLB_PAGE default HUGETLB_PAGE_SIZE_1MB if PAGE_SIZE_64KB @@ -218,14 +180,8 @@ config HUGETLB_PAGE_SIZE_64MB bool "64MB" depends on X2TLB -config HUGETLB_PAGE_SIZE_512MB - bool "512MB" - depends on CPU_SH5 - endchoice -source "mm/Kconfig" - config SCHED_MC bool "Multi-core scheduler support" depends on SMP @@ -246,7 +202,7 @@ config SH7705_CACHE_32KB choice prompt "Cache mode" - default CACHE_WRITEBACK if CPU_SH2A || CPU_SH3 || CPU_SH4 || CPU_SH5 + default CACHE_WRITEBACK if CPU_SH2A || CPU_SH3 || CPU_SH4 default CACHE_WRITETHROUGH if (CPU_SH2 && !CPU_SH2A) config CACHE_WRITEBACK diff --git a/arch/sh/mm/Makefile b/arch/sh/mm/Makefile index cee6b9999d86..f69ddc70b146 100644 --- a/arch/sh/mm/Makefile +++ b/arch/sh/mm/Makefile @@ -1,22 +1,23 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Linux SuperH-specific parts of the memory manager. # obj-y := alignment.o cache.o init.o consistent.o mmap.o -cacheops-$(CONFIG_CPU_SH2) := cache-sh2.o +cacheops-$(CONFIG_CPU_J2) := cache-j2.o +cacheops-$(CONFIG_CPU_SUBTYPE_SH7619) := cache-sh2.o cacheops-$(CONFIG_CPU_SH2A) := cache-sh2a.o cacheops-$(CONFIG_CPU_SH3) := cache-sh3.o cacheops-$(CONFIG_CPU_SH4) := cache-sh4.o flush-sh4.o -cacheops-$(CONFIG_CPU_SH5) := cache-sh5.o flush-sh4.o cacheops-$(CONFIG_SH7705_CACHE_32KB) += cache-sh7705.o cacheops-$(CONFIG_CPU_SHX3) += cache-shx3.o obj-y += $(cacheops-y) mmu-y := nommu.o extable_32.o -mmu-$(CONFIG_MMU) := extable_$(BITS).o fault.o gup.o ioremap.o kmap.o \ - pgtable.o tlbex_$(BITS).o tlbflush_$(BITS).o +mmu-$(CONFIG_MMU) := extable_32.o fault.o ioremap.o kmap.o \ + pgtable.o tlbex_32.o tlbflush_32.o obj-y += $(mmu-y) @@ -29,7 +30,6 @@ ifdef CONFIG_MMU debugfs-$(CONFIG_CPU_SH4) += tlb-debugfs.o tlb-$(CONFIG_CPU_SH3) := tlb-sh3.o tlb-$(CONFIG_CPU_SH4) := tlb-sh4.o tlb-urb.o -tlb-$(CONFIG_CPU_SH5) := tlb-sh5.o tlb-$(CONFIG_CPU_HAS_PTEAEX) := tlb-pteaex.o tlb-urb.o obj-y += $(tlb-y) endif @@ -43,30 +43,3 @@ obj-$(CONFIG_UNCACHED_MAPPING) += uncached.o obj-$(CONFIG_HAVE_SRAM_POOL) += sram.o GCOV_PROFILE_pmb.o := n - -# Special flags for tlbex_64.o. This puts restrictions on the number of -# caller-save registers that the compiler can target when building this file. -# This is required because the code is called from a context in entry.S where -# very few registers have been saved in the exception handler (for speed -# reasons). -# The caller save registers that have been saved and which can be used are -# r2,r3,r4,r5 : argument passing -# r15, r18 : SP and LINK -# tr0-4 : allow all caller-save TR's. The compiler seems to be able to make -# use of them, so it's probably beneficial to performance to save them -# and have them available for it. -# -# The resources not listed below are callee save, i.e. the compiler is free to -# use any of them and will spill them to the stack itself. - -CFLAGS_tlbex_64.o += -ffixed-r7 \ - -ffixed-r8 -ffixed-r9 -ffixed-r10 -ffixed-r11 -ffixed-r12 \ - -ffixed-r13 -ffixed-r14 -ffixed-r16 -ffixed-r17 -ffixed-r19 \ - -ffixed-r20 -ffixed-r21 -ffixed-r22 -ffixed-r23 \ - -ffixed-r24 -ffixed-r25 -ffixed-r26 -ffixed-r27 \ - -ffixed-r36 -ffixed-r37 -ffixed-r38 -ffixed-r39 -ffixed-r40 \ - -ffixed-r41 -ffixed-r42 -ffixed-r43 \ - -ffixed-r60 -ffixed-r61 -ffixed-r62 \ - -fomit-frame-pointer - -ccflags-y := -Werror diff --git a/arch/sh/mm/alignment.c b/arch/sh/mm/alignment.c index ec2b25302427..3a76a766f423 100644 --- a/arch/sh/mm/alignment.c +++ b/arch/sh/mm/alignment.c @@ -140,7 +140,7 @@ static int alignment_proc_open(struct inode *inode, struct file *file) static ssize_t alignment_proc_write(struct file *file, const char __user *buffer, size_t count, loff_t *pos) { - int *data = PDE_DATA(file_inode(file)); + int *data = pde_data(file_inode(file)); char mode; if (count > 0) { @@ -152,17 +152,16 @@ static ssize_t alignment_proc_write(struct file *file, return count; } -static const struct file_operations alignment_proc_fops = { - .owner = THIS_MODULE, - .open = alignment_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, - .write = alignment_proc_write, +static const struct proc_ops alignment_proc_ops = { + .proc_open = alignment_proc_open, + .proc_read = seq_read, + .proc_lseek = seq_lseek, + .proc_release = single_release, + .proc_write = alignment_proc_write, }; /* - * This needs to be done after sysctl_init, otherwise sys/ will be + * This needs to be done after sysctl_init_bases(), otherwise sys/ will be * overwritten. Actually, this shouldn't be in sys/ at all since * it isn't a sysctl, and it doesn't contain sysctl information. * We now locate it in /proc/cpu/alignment instead. @@ -176,12 +175,12 @@ static int __init alignment_init(void) return -ENOMEM; res = proc_create_data("alignment", S_IWUSR | S_IRUGO, dir, - &alignment_proc_fops, &se_usermode); + &alignment_proc_ops, &se_usermode); if (!res) return -ENOMEM; res = proc_create_data("kernel_alignment", S_IWUSR | S_IRUGO, dir, - &alignment_proc_fops, &se_kernmode_warn); + &alignment_proc_ops, &se_kernmode_warn); if (!res) return -ENOMEM; diff --git a/arch/sh/mm/asids-debugfs.c b/arch/sh/mm/asids-debugfs.c index 74c03ecc4871..d16d6f5ec774 100644 --- a/arch/sh/mm/asids-debugfs.c +++ b/arch/sh/mm/asids-debugfs.c @@ -17,14 +17,16 @@ * for more details. */ #include <linux/init.h> -#include <linux/module.h> #include <linux/debugfs.h> #include <linux/seq_file.h> #include <linux/spinlock.h> +#include <linux/sched/signal.h> +#include <linux/sched/task.h> + #include <asm/processor.h> #include <asm/mmu_context.h> -static int asids_seq_show(struct seq_file *file, void *iter) +static int asids_debugfs_show(struct seq_file *file, void *iter) { struct task_struct *p; @@ -46,32 +48,12 @@ static int asids_seq_show(struct seq_file *file, void *iter) return 0; } -static int asids_debugfs_open(struct inode *inode, struct file *file) -{ - return single_open(file, asids_seq_show, inode->i_private); -} - -static const struct file_operations asids_debugfs_fops = { - .owner = THIS_MODULE, - .open = asids_debugfs_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(asids_debugfs); static int __init asids_debugfs_init(void) { - struct dentry *asids_dentry; - - asids_dentry = debugfs_create_file("asids", S_IRUSR, arch_debugfs_dir, - NULL, &asids_debugfs_fops); - if (!asids_dentry) - return -ENOMEM; - if (IS_ERR(asids_dentry)) - return PTR_ERR(asids_dentry); - + debugfs_create_file("asids", S_IRUSR, arch_debugfs_dir, NULL, + &asids_debugfs_fops); return 0; } -module_init(asids_debugfs_init); - -MODULE_LICENSE("GPL v2"); +device_initcall(asids_debugfs_init); diff --git a/arch/sh/mm/cache-debugfs.c b/arch/sh/mm/cache-debugfs.c index 115725198038..b0f185169dfa 100644 --- a/arch/sh/mm/cache-debugfs.c +++ b/arch/sh/mm/cache-debugfs.c @@ -12,7 +12,7 @@ #include <linux/debugfs.h> #include <linux/seq_file.h> #include <asm/processor.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> #include <asm/cache.h> #include <asm/io.h> @@ -22,7 +22,7 @@ enum cache_type { CACHE_TYPE_UNIFIED, }; -static int cache_seq_show(struct seq_file *file, void *iter) +static int cache_debugfs_show(struct seq_file *file, void *iter) { unsigned int cache_type = (unsigned int)file->private; struct cache_info *cache; @@ -36,7 +36,7 @@ static int cache_seq_show(struct seq_file *file, void *iter) */ jump_to_uncached(); - ccr = __raw_readl(CCR); + ccr = __raw_readl(SH_CCR); if ((ccr & CCR_CACHE_ENABLE) == 0) { back_to_cached(); @@ -94,37 +94,14 @@ static int cache_seq_show(struct seq_file *file, void *iter) return 0; } -static int cache_debugfs_open(struct inode *inode, struct file *file) -{ - return single_open(file, cache_seq_show, inode->i_private); -} - -static const struct file_operations cache_debugfs_fops = { - .owner = THIS_MODULE, - .open = cache_debugfs_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(cache_debugfs); static int __init cache_debugfs_init(void) { - struct dentry *dcache_dentry, *icache_dentry; - - dcache_dentry = debugfs_create_file("dcache", S_IRUSR, arch_debugfs_dir, - (unsigned int *)CACHE_TYPE_DCACHE, - &cache_debugfs_fops); - if (!dcache_dentry) - return -ENOMEM; - - icache_dentry = debugfs_create_file("icache", S_IRUSR, arch_debugfs_dir, - (unsigned int *)CACHE_TYPE_ICACHE, - &cache_debugfs_fops); - if (!icache_dentry) { - debugfs_remove(dcache_dentry); - return -ENOMEM; - } - + debugfs_create_file("dcache", S_IRUSR, arch_debugfs_dir, + (void *)CACHE_TYPE_DCACHE, &cache_debugfs_fops); + debugfs_create_file("icache", S_IRUSR, arch_debugfs_dir, + (void *)CACHE_TYPE_ICACHE, &cache_debugfs_fops); return 0; } module_init(cache_debugfs_init); diff --git a/arch/sh/mm/cache-j2.c b/arch/sh/mm/cache-j2.c new file mode 100644 index 000000000000..9ac960214380 --- /dev/null +++ b/arch/sh/mm/cache-j2.c @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * arch/sh/mm/cache-j2.c + * + * Copyright (C) 2015-2016 Smart Energy Instruments, Inc. + */ + +#include <linux/init.h> +#include <linux/mm.h> +#include <linux/cpumask.h> + +#include <asm/cache.h> +#include <asm/addrspace.h> +#include <asm/processor.h> +#include <asm/cacheflush.h> +#include <asm/io.h> + +#define ICACHE_ENABLE 0x1 +#define DCACHE_ENABLE 0x2 +#define CACHE_ENABLE (ICACHE_ENABLE | DCACHE_ENABLE) +#define ICACHE_FLUSH 0x100 +#define DCACHE_FLUSH 0x200 +#define CACHE_FLUSH (ICACHE_FLUSH | DCACHE_FLUSH) + +u32 __iomem *j2_ccr_base; + +static void j2_flush_icache(void *args) +{ + unsigned cpu; + for_each_possible_cpu(cpu) + __raw_writel(CACHE_ENABLE | ICACHE_FLUSH, j2_ccr_base + cpu); +} + +static void j2_flush_dcache(void *args) +{ + unsigned cpu; + for_each_possible_cpu(cpu) + __raw_writel(CACHE_ENABLE | DCACHE_FLUSH, j2_ccr_base + cpu); +} + +static void j2_flush_both(void *args) +{ + unsigned cpu; + for_each_possible_cpu(cpu) + __raw_writel(CACHE_ENABLE | CACHE_FLUSH, j2_ccr_base + cpu); +} + +void __init j2_cache_init(void) +{ + if (!j2_ccr_base) + return; + + local_flush_cache_all = j2_flush_both; + local_flush_cache_mm = j2_flush_both; + local_flush_cache_dup_mm = j2_flush_both; + local_flush_cache_page = j2_flush_both; + local_flush_cache_range = j2_flush_both; + local_flush_dcache_folio = j2_flush_dcache; + local_flush_icache_range = j2_flush_icache; + local_flush_icache_folio = j2_flush_icache; + local_flush_cache_sigtramp = j2_flush_icache; + + pr_info("Initial J2 CCR is %.8x\n", __raw_readl(j2_ccr_base)); +} diff --git a/arch/sh/mm/cache-sh2.c b/arch/sh/mm/cache-sh2.c index defcf719f2e8..f2b6cdbdf932 100644 --- a/arch/sh/mm/cache-sh2.c +++ b/arch/sh/mm/cache-sh2.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/sh/mm/cache-sh2.c * * Copyright (C) 2002 Paul Mundt * Copyright (C) 2008 Yoshinori Sato - * - * Released under the terms of the GNU GPL v2.0. */ #include <linux/init.h> @@ -63,9 +62,9 @@ static void sh2__flush_invalidate_region(void *start, int size) local_irq_save(flags); jump_to_uncached(); - ccr = __raw_readl(CCR); + ccr = __raw_readl(SH_CCR); ccr |= CCR_CACHE_INVALIDATE; - __raw_writel(ccr, CCR); + __raw_writel(ccr, SH_CCR); back_to_cached(); local_irq_restore(flags); diff --git a/arch/sh/mm/cache-sh2a.c b/arch/sh/mm/cache-sh2a.c index 949e2d3138a0..4f7739e707a7 100644 --- a/arch/sh/mm/cache-sh2a.c +++ b/arch/sh/mm/cache-sh2a.c @@ -1,9 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/sh/mm/cache-sh2a.c * * Copyright (C) 2008 Yoshinori Sato - * - * Released under the terms of the GNU GPL v2.0. */ #include <linux/init.h> @@ -134,7 +133,8 @@ static void sh2a__flush_invalidate_region(void *start, int size) /* If there are too many pages then just blow the cache */ if (((end - begin) >> PAGE_SHIFT) >= MAX_OCACHE_PAGES) { - __raw_writel(__raw_readl(CCR) | CCR_OCACHE_INVALIDATE, CCR); + __raw_writel(__raw_readl(SH_CCR) | CCR_OCACHE_INVALIDATE, + SH_CCR); } else { for (v = begin; v < end; v += L1_CACHE_BYTES) sh2a_invalidate_line(CACHE_OC_ADDRESS_ARRAY, v); @@ -167,7 +167,8 @@ static void sh2a_flush_icache_range(void *args) /* I-Cache invalidate */ /* If there are too many pages then just blow the cache */ if (((end - start) >> PAGE_SHIFT) >= MAX_ICACHE_PAGES) { - __raw_writel(__raw_readl(CCR) | CCR_ICACHE_INVALIDATE, CCR); + __raw_writel(__raw_readl(SH_CCR) | CCR_ICACHE_INVALIDATE, + SH_CCR); } else { for (v = start; v < end; v += L1_CACHE_BYTES) sh2a_invalidate_line(CACHE_IC_ADDRESS_ARRAY, v); diff --git a/arch/sh/mm/cache-sh3.c b/arch/sh/mm/cache-sh3.c index e37523f65195..bc595982d396 100644 --- a/arch/sh/mm/cache-sh3.c +++ b/arch/sh/mm/cache-sh3.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/sh/mm/cache-sh3.c * * Copyright (C) 1999, 2000 Niibe Yutaka * Copyright (C) 2002 Paul Mundt - * - * Released under the terms of the GNU GPL v2.0. */ #include <linux/init.h> @@ -13,12 +12,10 @@ #include <linux/threads.h> #include <asm/addrspace.h> #include <asm/page.h> -#include <asm/pgtable.h> #include <asm/processor.h> #include <asm/cache.h> #include <asm/io.h> -#include <asm/uaccess.h> -#include <asm/pgalloc.h> +#include <linux/uaccess.h> #include <asm/mmu_context.h> #include <asm/cacheflush.h> diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index 0e529285b28d..83fb34b39ca7 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -16,7 +16,7 @@ #include <linux/mutex.h> #include <linux/fs.h> #include <linux/highmem.h> -#include <asm/pgtable.h> +#include <linux/pagemap.h> #include <asm/mmu_context.h> #include <asm/cache_insns.h> #include <asm/cacheflush.h> @@ -107,19 +107,29 @@ static inline void flush_cache_one(unsigned long start, unsigned long phys) * Write back & invalidate the D-cache of the page. * (To avoid "alias" issues) */ -static void sh4_flush_dcache_page(void *arg) +static void sh4_flush_dcache_folio(void *arg) { - struct page *page = arg; - unsigned long addr = (unsigned long)page_address(page); + struct folio *folio = arg; #ifndef CONFIG_SMP - struct address_space *mapping = page_mapping(page); + struct address_space *mapping = folio_flush_mapping(folio); if (mapping && !mapping_mapped(mapping)) - clear_bit(PG_dcache_clean, &page->flags); + clear_bit(PG_dcache_clean, &folio->flags.f); else #endif - flush_cache_one(CACHE_OC_ADDRESS_ARRAY | - (addr & shm_align_mask), page_to_phys(page)); + { + unsigned long pfn = folio_pfn(folio); + unsigned long addr = (unsigned long)folio_address(folio); + unsigned int i, nr = folio_nr_pages(folio); + + for (i = 0; i < nr; i++) { + flush_cache_one(CACHE_OC_ADDRESS_ARRAY | + (addr & shm_align_mask), + pfn * PAGE_SIZE); + addr += PAGE_SIZE; + pfn++; + } + } wmb(); } @@ -133,9 +143,9 @@ static void flush_icache_all(void) jump_to_uncached(); /* Flush I-cache */ - ccr = __raw_readl(CCR); + ccr = __raw_readl(SH_CCR); ccr |= CCR_CACHE_ICI; - __raw_writel(ccr, CCR); + __raw_writel(ccr, SH_CCR); /* * back_to_cached() will take care of the barrier for us, don't add @@ -183,7 +193,7 @@ static void sh4_flush_cache_all(void *unused) * accessed with (hence cache set) is in accord with the physical * address (i.e. tag). It's no different here. * - * Caller takes mm->mmap_sem. + * Caller takes mm->mmap_lock. */ static void sh4_flush_cache_mm(void *arg) { @@ -208,8 +218,6 @@ static void sh4_flush_cache_page(void *args) struct page *page; unsigned long address, pfn, phys; int map_coherent = 0; - pgd_t *pgd; - pud_t *pud; pmd_t *pmd; pte_t *pte; void *vaddr; @@ -223,9 +231,7 @@ static void sh4_flush_cache_page(void *args) if (cpu_context(smp_processor_id(), vma->vm_mm) == NO_CONTEXT) return; - pgd = pgd_offset(vma->vm_mm, address); - pud = pud_offset(pgd, address); - pmd = pmd_offset(pud, address); + pmd = pmd_off(vma->vm_mm, address); pte = pte_offset_kernel(pmd, address); /* If the page isn't present, there is nothing to do here. */ @@ -235,12 +241,13 @@ static void sh4_flush_cache_page(void *args) if ((vma->vm_mm == current->active_mm)) vaddr = NULL; else { + struct folio *folio = page_folio(page); /* * Use kmap_coherent or kmap_atomic to do flushes for * another ASID than the current one. */ map_coherent = (current_cpu_data.dcache.n_aliases && - test_bit(PG_dcache_clean, &page->flags) && + test_bit(PG_dcache_clean, folio_flags(folio, 0)) && page_mapped(page)); if (map_coherent) vaddr = kmap_coherent(page, address); @@ -370,8 +377,6 @@ static void __flush_cache_one(unsigned long addr, unsigned long phys, } while (--way_count != 0); } -extern void __weak sh4__flush_region_init(void); - /* * SH-4 has virtually indexed and physically tagged cache. */ @@ -383,7 +388,7 @@ void __init sh4_cache_init(void) __raw_readl(CCN_PRR)); local_flush_icache_range = sh4_flush_icache_range; - local_flush_dcache_page = sh4_flush_dcache_page; + local_flush_dcache_folio = sh4_flush_dcache_folio; local_flush_cache_all = sh4_flush_cache_all; local_flush_cache_mm = sh4_flush_cache_mm; local_flush_cache_dup_mm = sh4_flush_cache_mm; diff --git a/arch/sh/mm/cache-sh5.c b/arch/sh/mm/cache-sh5.c deleted file mode 100644 index d1bffbcd9d52..000000000000 --- a/arch/sh/mm/cache-sh5.c +++ /dev/null @@ -1,621 +0,0 @@ -/* - * arch/sh/mm/cache-sh5.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2002 Benedict Gaster - * Copyright (C) 2003 Richard Curnow - * Copyright (C) 2003 - 2008 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/init.h> -#include <linux/mman.h> -#include <linux/mm.h> -#include <asm/tlb.h> -#include <asm/processor.h> -#include <asm/cache.h> -#include <asm/pgalloc.h> -#include <asm/uaccess.h> -#include <asm/mmu_context.h> - -extern void __weak sh4__flush_region_init(void); - -/* Wired TLB entry for the D-cache */ -static unsigned long long dtlb_cache_slot; - -/* - * The following group of functions deal with mapping and unmapping a - * temporary page into a DTLB slot that has been set aside for exclusive - * use. - */ -static inline void -sh64_setup_dtlb_cache_slot(unsigned long eaddr, unsigned long asid, - unsigned long paddr) -{ - local_irq_disable(); - sh64_setup_tlb_slot(dtlb_cache_slot, eaddr, asid, paddr); -} - -static inline void sh64_teardown_dtlb_cache_slot(void) -{ - sh64_teardown_tlb_slot(dtlb_cache_slot); - local_irq_enable(); -} - -static inline void sh64_icache_inv_all(void) -{ - unsigned long long addr, flag, data; - unsigned long flags; - - addr = ICCR0; - flag = ICCR0_ICI; - data = 0; - - /* Make this a critical section for safety (probably not strictly necessary.) */ - local_irq_save(flags); - - /* Without %1 it gets unexplicably wrong */ - __asm__ __volatile__ ( - "getcfg %3, 0, %0\n\t" - "or %0, %2, %0\n\t" - "putcfg %3, 0, %0\n\t" - "synci" - : "=&r" (data) - : "0" (data), "r" (flag), "r" (addr)); - - local_irq_restore(flags); -} - -static void sh64_icache_inv_kernel_range(unsigned long start, unsigned long end) -{ - /* Invalidate range of addresses [start,end] from the I-cache, where - * the addresses lie in the kernel superpage. */ - - unsigned long long ullend, addr, aligned_start; - aligned_start = (unsigned long long)(signed long long)(signed long) start; - addr = L1_CACHE_ALIGN(aligned_start); - ullend = (unsigned long long) (signed long long) (signed long) end; - - while (addr <= ullend) { - __asm__ __volatile__ ("icbi %0, 0" : : "r" (addr)); - addr += L1_CACHE_BYTES; - } -} - -static void sh64_icache_inv_user_page(struct vm_area_struct *vma, unsigned long eaddr) -{ - /* If we get called, we know that vma->vm_flags contains VM_EXEC. - Also, eaddr is page-aligned. */ - unsigned int cpu = smp_processor_id(); - unsigned long long addr, end_addr; - unsigned long flags = 0; - unsigned long running_asid, vma_asid; - addr = eaddr; - end_addr = addr + PAGE_SIZE; - - /* Check whether we can use the current ASID for the I-cache - invalidation. For example, if we're called via - access_process_vm->flush_cache_page->here, (e.g. when reading from - /proc), 'running_asid' will be that of the reader, not of the - victim. - - Also, note the risk that we might get pre-empted between the ASID - compare and blocking IRQs, and before we regain control, the - pid->ASID mapping changes. However, the whole cache will get - invalidated when the mapping is renewed, so the worst that can - happen is that the loop below ends up invalidating somebody else's - cache entries. - */ - - running_asid = get_asid(); - vma_asid = cpu_asid(cpu, vma->vm_mm); - if (running_asid != vma_asid) { - local_irq_save(flags); - switch_and_save_asid(vma_asid); - } - while (addr < end_addr) { - /* Worth unrolling a little */ - __asm__ __volatile__("icbi %0, 0" : : "r" (addr)); - __asm__ __volatile__("icbi %0, 32" : : "r" (addr)); - __asm__ __volatile__("icbi %0, 64" : : "r" (addr)); - __asm__ __volatile__("icbi %0, 96" : : "r" (addr)); - addr += 128; - } - if (running_asid != vma_asid) { - switch_and_save_asid(running_asid); - local_irq_restore(flags); - } -} - -static void sh64_icache_inv_user_page_range(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - /* Used for invalidating big chunks of I-cache, i.e. assume the range - is whole pages. If 'start' or 'end' is not page aligned, the code - is conservative and invalidates to the ends of the enclosing pages. - This is functionally OK, just a performance loss. */ - - /* See the comments below in sh64_dcache_purge_user_range() regarding - the choice of algorithm. However, for the I-cache option (2) isn't - available because there are no physical tags so aliases can't be - resolved. The icbi instruction has to be used through the user - mapping. Because icbi is cheaper than ocbp on a cache hit, it - would be cheaper to use the selective code for a large range than is - possible with the D-cache. Just assume 64 for now as a working - figure. - */ - int n_pages; - - if (!mm) - return; - - n_pages = ((end - start) >> PAGE_SHIFT); - if (n_pages >= 64) { - sh64_icache_inv_all(); - } else { - unsigned long aligned_start; - unsigned long eaddr; - unsigned long after_last_page_start; - unsigned long mm_asid, current_asid; - unsigned long flags = 0; - - mm_asid = cpu_asid(smp_processor_id(), mm); - current_asid = get_asid(); - - if (mm_asid != current_asid) { - /* Switch ASID and run the invalidate loop under cli */ - local_irq_save(flags); - switch_and_save_asid(mm_asid); - } - - aligned_start = start & PAGE_MASK; - after_last_page_start = PAGE_SIZE + ((end - 1) & PAGE_MASK); - - while (aligned_start < after_last_page_start) { - struct vm_area_struct *vma; - unsigned long vma_end; - vma = find_vma(mm, aligned_start); - if (!vma || (aligned_start <= vma->vm_end)) { - /* Avoid getting stuck in an error condition */ - aligned_start += PAGE_SIZE; - continue; - } - vma_end = vma->vm_end; - if (vma->vm_flags & VM_EXEC) { - /* Executable */ - eaddr = aligned_start; - while (eaddr < vma_end) { - sh64_icache_inv_user_page(vma, eaddr); - eaddr += PAGE_SIZE; - } - } - aligned_start = vma->vm_end; /* Skip to start of next region */ - } - - if (mm_asid != current_asid) { - switch_and_save_asid(current_asid); - local_irq_restore(flags); - } - } -} - -static void sh64_icache_inv_current_user_range(unsigned long start, unsigned long end) -{ - /* The icbi instruction never raises ITLBMISS. i.e. if there's not a - cache hit on the virtual tag the instruction ends there, without a - TLB lookup. */ - - unsigned long long aligned_start; - unsigned long long ull_end; - unsigned long long addr; - - ull_end = end; - - /* Just invalidate over the range using the natural addresses. TLB - miss handling will be OK (TBC). Since it's for the current process, - either we're already in the right ASID context, or the ASIDs have - been recycled since we were last active in which case we might just - invalidate another processes I-cache entries : no worries, just a - performance drop for him. */ - aligned_start = L1_CACHE_ALIGN(start); - addr = aligned_start; - while (addr < ull_end) { - __asm__ __volatile__ ("icbi %0, 0" : : "r" (addr)); - __asm__ __volatile__ ("nop"); - __asm__ __volatile__ ("nop"); - addr += L1_CACHE_BYTES; - } -} - -/* Buffer used as the target of alloco instructions to purge data from cache - sets by natural eviction. -- RPC */ -#define DUMMY_ALLOCO_AREA_SIZE ((L1_CACHE_BYTES << 10) + (1024 * 4)) -static unsigned char dummy_alloco_area[DUMMY_ALLOCO_AREA_SIZE] __cacheline_aligned = { 0, }; - -static void inline sh64_dcache_purge_sets(int sets_to_purge_base, int n_sets) -{ - /* Purge all ways in a particular block of sets, specified by the base - set number and number of sets. Can handle wrap-around, if that's - needed. */ - - int dummy_buffer_base_set; - unsigned long long eaddr, eaddr0, eaddr1; - int j; - int set_offset; - - dummy_buffer_base_set = ((int)&dummy_alloco_area & - cpu_data->dcache.entry_mask) >> - cpu_data->dcache.entry_shift; - set_offset = sets_to_purge_base - dummy_buffer_base_set; - - for (j = 0; j < n_sets; j++, set_offset++) { - set_offset &= (cpu_data->dcache.sets - 1); - eaddr0 = (unsigned long long)dummy_alloco_area + - (set_offset << cpu_data->dcache.entry_shift); - - /* - * Do one alloco which hits the required set per cache - * way. For write-back mode, this will purge the #ways - * resident lines. There's little point unrolling this - * loop because the allocos stall more if they're too - * close together. - */ - eaddr1 = eaddr0 + cpu_data->dcache.way_size * - cpu_data->dcache.ways; - - for (eaddr = eaddr0; eaddr < eaddr1; - eaddr += cpu_data->dcache.way_size) { - __asm__ __volatile__ ("alloco %0, 0" : : "r" (eaddr)); - __asm__ __volatile__ ("synco"); /* TAKum03020 */ - } - - eaddr1 = eaddr0 + cpu_data->dcache.way_size * - cpu_data->dcache.ways; - - for (eaddr = eaddr0; eaddr < eaddr1; - eaddr += cpu_data->dcache.way_size) { - /* - * Load from each address. Required because - * alloco is a NOP if the cache is write-through. - */ - if (test_bit(SH_CACHE_MODE_WT, &(cpu_data->dcache.flags))) - __raw_readb((unsigned long)eaddr); - } - } - - /* - * Don't use OCBI to invalidate the lines. That costs cycles - * directly. If the dummy block is just left resident, it will - * naturally get evicted as required. - */ -} - -/* - * Purge the entire contents of the dcache. The most efficient way to - * achieve this is to use alloco instructions on a region of unused - * memory equal in size to the cache, thereby causing the current - * contents to be discarded by natural eviction. The alternative, namely - * reading every tag, setting up a mapping for the corresponding page and - * doing an OCBP for the line, would be much more expensive. - */ -static void sh64_dcache_purge_all(void) -{ - - sh64_dcache_purge_sets(0, cpu_data->dcache.sets); -} - - -/* Assumes this address (+ (2**n_synbits) pages up from it) aren't used for - anything else in the kernel */ -#define MAGIC_PAGE0_START 0xffffffffec000000ULL - -/* Purge the physical page 'paddr' from the cache. It's known that any - * cache lines requiring attention have the same page colour as the the - * address 'eaddr'. - * - * This relies on the fact that the D-cache matches on physical tags when - * no virtual tag matches. So we create an alias for the original page - * and purge through that. (Alternatively, we could have done this by - * switching ASID to match the original mapping and purged through that, - * but that involves ASID switching cost + probably a TLBMISS + refill - * anyway.) - */ -static void sh64_dcache_purge_coloured_phy_page(unsigned long paddr, - unsigned long eaddr) -{ - unsigned long long magic_page_start; - unsigned long long magic_eaddr, magic_eaddr_end; - - magic_page_start = MAGIC_PAGE0_START + (eaddr & CACHE_OC_SYN_MASK); - - /* As long as the kernel is not pre-emptible, this doesn't need to be - under cli/sti. */ - sh64_setup_dtlb_cache_slot(magic_page_start, get_asid(), paddr); - - magic_eaddr = magic_page_start; - magic_eaddr_end = magic_eaddr + PAGE_SIZE; - - while (magic_eaddr < magic_eaddr_end) { - /* Little point in unrolling this loop - the OCBPs are blocking - and won't go any quicker (i.e. the loop overhead is parallel - to part of the OCBP execution.) */ - __asm__ __volatile__ ("ocbp %0, 0" : : "r" (magic_eaddr)); - magic_eaddr += L1_CACHE_BYTES; - } - - sh64_teardown_dtlb_cache_slot(); -} - -/* - * Purge a page given its physical start address, by creating a temporary - * 1 page mapping and purging across that. Even if we know the virtual - * address (& vma or mm) of the page, the method here is more elegant - * because it avoids issues of coping with page faults on the purge - * instructions (i.e. no special-case code required in the critical path - * in the TLB miss handling). - */ -static void sh64_dcache_purge_phy_page(unsigned long paddr) -{ - unsigned long long eaddr_start, eaddr, eaddr_end; - int i; - - /* As long as the kernel is not pre-emptible, this doesn't need to be - under cli/sti. */ - eaddr_start = MAGIC_PAGE0_START; - for (i = 0; i < (1 << CACHE_OC_N_SYNBITS); i++) { - sh64_setup_dtlb_cache_slot(eaddr_start, get_asid(), paddr); - - eaddr = eaddr_start; - eaddr_end = eaddr + PAGE_SIZE; - while (eaddr < eaddr_end) { - __asm__ __volatile__ ("ocbp %0, 0" : : "r" (eaddr)); - eaddr += L1_CACHE_BYTES; - } - - sh64_teardown_dtlb_cache_slot(); - eaddr_start += PAGE_SIZE; - } -} - -static void sh64_dcache_purge_user_pages(struct mm_struct *mm, - unsigned long addr, unsigned long end) -{ - pgd_t *pgd; - pud_t *pud; - pmd_t *pmd; - pte_t *pte; - pte_t entry; - spinlock_t *ptl; - unsigned long paddr; - - if (!mm) - return; /* No way to find physical address of page */ - - pgd = pgd_offset(mm, addr); - if (pgd_bad(*pgd)) - return; - - pud = pud_offset(pgd, addr); - if (pud_none(*pud) || pud_bad(*pud)) - return; - - pmd = pmd_offset(pud, addr); - if (pmd_none(*pmd) || pmd_bad(*pmd)) - return; - - pte = pte_offset_map_lock(mm, pmd, addr, &ptl); - do { - entry = *pte; - if (pte_none(entry) || !pte_present(entry)) - continue; - paddr = pte_val(entry) & PAGE_MASK; - sh64_dcache_purge_coloured_phy_page(paddr, addr); - } while (pte++, addr += PAGE_SIZE, addr != end); - pte_unmap_unlock(pte - 1, ptl); -} - -/* - * There are at least 5 choices for the implementation of this, with - * pros (+), cons(-), comments(*): - * - * 1. ocbp each line in the range through the original user's ASID - * + no lines spuriously evicted - * - tlbmiss handling (must either handle faults on demand => extra - * special-case code in tlbmiss critical path), or map the page in - * advance (=> flush_tlb_range in advance to avoid multiple hits) - * - ASID switching - * - expensive for large ranges - * - * 2. temporarily map each page in the range to a special effective - * address and ocbp through the temporary mapping; relies on the - * fact that SH-5 OCB* always do TLB lookup and match on ptags (they - * never look at the etags) - * + no spurious evictions - * - expensive for large ranges - * * surely cheaper than (1) - * - * 3. walk all the lines in the cache, check the tags, if a match - * occurs create a page mapping to ocbp the line through - * + no spurious evictions - * - tag inspection overhead - * - (especially for small ranges) - * - potential cost of setting up/tearing down page mapping for - * every line that matches the range - * * cost partly independent of range size - * - * 4. walk all the lines in the cache, check the tags, if a match - * occurs use 4 * alloco to purge the line (+3 other probably - * innocent victims) by natural eviction - * + no tlb mapping overheads - * - spurious evictions - * - tag inspection overhead - * - * 5. implement like flush_cache_all - * + no tag inspection overhead - * - spurious evictions - * - bad for small ranges - * - * (1) can be ruled out as more expensive than (2). (2) appears best - * for small ranges. The choice between (3), (4) and (5) for large - * ranges and the range size for the large/small boundary need - * benchmarking to determine. - * - * For now use approach (2) for small ranges and (5) for large ones. - */ -static void sh64_dcache_purge_user_range(struct mm_struct *mm, - unsigned long start, unsigned long end) -{ - int n_pages = ((end - start) >> PAGE_SHIFT); - - if (n_pages >= 64 || ((start ^ (end - 1)) & PMD_MASK)) { - sh64_dcache_purge_all(); - } else { - /* Small range, covered by a single page table page */ - start &= PAGE_MASK; /* should already be so */ - end = PAGE_ALIGN(end); /* should already be so */ - sh64_dcache_purge_user_pages(mm, start, end); - } -} - -/* - * Invalidate the entire contents of both caches, after writing back to - * memory any dirty data from the D-cache. - */ -static void sh5_flush_cache_all(void *unused) -{ - sh64_dcache_purge_all(); - sh64_icache_inv_all(); -} - -/* - * Invalidate an entire user-address space from both caches, after - * writing back dirty data (e.g. for shared mmap etc). - * - * This could be coded selectively by inspecting all the tags then - * doing 4*alloco on any set containing a match (as for - * flush_cache_range), but fork/exit/execve (where this is called from) - * are expensive anyway. - * - * Have to do a purge here, despite the comments re I-cache below. - * There could be odd-coloured dirty data associated with the mm still - * in the cache - if this gets written out through natural eviction - * after the kernel has reused the page there will be chaos. - * - * The mm being torn down won't ever be active again, so any Icache - * lines tagged with its ASID won't be visible for the rest of the - * lifetime of this ASID cycle. Before the ASID gets reused, there - * will be a flush_cache_all. Hence we don't need to touch the - * I-cache. This is similar to the lack of action needed in - * flush_tlb_mm - see fault.c. - */ -static void sh5_flush_cache_mm(void *unused) -{ - sh64_dcache_purge_all(); -} - -/* - * Invalidate (from both caches) the range [start,end) of virtual - * addresses from the user address space specified by mm, after writing - * back any dirty data. - * - * Note, 'end' is 1 byte beyond the end of the range to flush. - */ -static void sh5_flush_cache_range(void *args) -{ - struct flusher_data *data = args; - struct vm_area_struct *vma; - unsigned long start, end; - - vma = data->vma; - start = data->addr1; - end = data->addr2; - - sh64_dcache_purge_user_range(vma->vm_mm, start, end); - sh64_icache_inv_user_page_range(vma->vm_mm, start, end); -} - -/* - * Invalidate any entries in either cache for the vma within the user - * address space vma->vm_mm for the page starting at virtual address - * 'eaddr'. This seems to be used primarily in breaking COW. Note, - * the I-cache must be searched too in case the page in question is - * both writable and being executed from (e.g. stack trampolines.) - * - * Note, this is called with pte lock held. - */ -static void sh5_flush_cache_page(void *args) -{ - struct flusher_data *data = args; - struct vm_area_struct *vma; - unsigned long eaddr, pfn; - - vma = data->vma; - eaddr = data->addr1; - pfn = data->addr2; - - sh64_dcache_purge_phy_page(pfn << PAGE_SHIFT); - - if (vma->vm_flags & VM_EXEC) - sh64_icache_inv_user_page(vma, eaddr); -} - -static void sh5_flush_dcache_page(void *page) -{ - sh64_dcache_purge_phy_page(page_to_phys((struct page *)page)); - wmb(); -} - -/* - * Flush the range [start,end] of kernel virtual address space from - * the I-cache. The corresponding range must be purged from the - * D-cache also because the SH-5 doesn't have cache snooping between - * the caches. The addresses will be visible through the superpage - * mapping, therefore it's guaranteed that there no cache entries for - * the range in cache sets of the wrong colour. - */ -static void sh5_flush_icache_range(void *args) -{ - struct flusher_data *data = args; - unsigned long start, end; - - start = data->addr1; - end = data->addr2; - - __flush_purge_region((void *)start, end); - wmb(); - sh64_icache_inv_kernel_range(start, end); -} - -/* - * For the address range [start,end), write back the data from the - * D-cache and invalidate the corresponding region of the I-cache for the - * current process. Used to flush signal trampolines on the stack to - * make them executable. - */ -static void sh5_flush_cache_sigtramp(void *vaddr) -{ - unsigned long end = (unsigned long)vaddr + L1_CACHE_BYTES; - - __flush_wback_region(vaddr, L1_CACHE_BYTES); - wmb(); - sh64_icache_inv_current_user_range((unsigned long)vaddr, end); -} - -void __init sh5_cache_init(void) -{ - local_flush_cache_all = sh5_flush_cache_all; - local_flush_cache_mm = sh5_flush_cache_mm; - local_flush_cache_dup_mm = sh5_flush_cache_mm; - local_flush_cache_page = sh5_flush_cache_page; - local_flush_cache_range = sh5_flush_cache_range; - local_flush_dcache_page = sh5_flush_dcache_page; - local_flush_icache_range = sh5_flush_icache_range; - local_flush_cache_sigtramp = sh5_flush_cache_sigtramp; - - /* Reserve a slot for dcache colouring in the DTLB */ - dtlb_cache_slot = sh64_get_wired_dtlb_entry(); - - sh4__flush_region_init(); -} diff --git a/arch/sh/mm/cache-sh7705.c b/arch/sh/mm/cache-sh7705.c index 7729cca727eb..71f8be9fc8e0 100644 --- a/arch/sh/mm/cache-sh7705.c +++ b/arch/sh/mm/cache-sh7705.c @@ -13,15 +13,14 @@ #include <linux/mman.h> #include <linux/mm.h> #include <linux/fs.h> +#include <linux/pagemap.h> #include <linux/threads.h> #include <asm/addrspace.h> #include <asm/page.h> -#include <asm/pgtable.h> #include <asm/processor.h> #include <asm/cache.h> #include <asm/io.h> -#include <asm/uaccess.h> -#include <asm/pgalloc.h> +#include <linux/uaccess.h> #include <asm/mmu_context.h> #include <asm/cacheflush.h> @@ -133,15 +132,20 @@ static void __flush_dcache_page(unsigned long phys) * Write back & invalidate the D-cache of the page. * (To avoid "alias" issues) */ -static void sh7705_flush_dcache_page(void *arg) +static void sh7705_flush_dcache_folio(void *arg) { - struct page *page = arg; - struct address_space *mapping = page_mapping(page); + struct folio *folio = arg; + struct address_space *mapping = folio_flush_mapping(folio); if (mapping && !mapping_mapped(mapping)) - clear_bit(PG_dcache_clean, &page->flags); - else - __flush_dcache_page(__pa(page_address(page))); + clear_bit(PG_dcache_clean, &folio->flags.f); + else { + unsigned long pfn = folio_pfn(folio); + unsigned int i, nr = folio_nr_pages(folio); + + for (i = 0; i < nr; i++) + __flush_dcache_page((pfn + i) * PAGE_SIZE); + } } static void sh7705_flush_cache_all(void *args) @@ -177,19 +181,20 @@ static void sh7705_flush_cache_page(void *args) * Not entirely sure why this is necessary on SH3 with 32K cache but * without it we get occasional "Memory fault" when loading a program. */ -static void sh7705_flush_icache_page(void *page) +static void sh7705_flush_icache_folio(void *arg) { - __flush_purge_region(page_address(page), PAGE_SIZE); + struct folio *folio = arg; + __flush_purge_region(folio_address(folio), folio_size(folio)); } void __init sh7705_cache_init(void) { local_flush_icache_range = sh7705_flush_icache_range; - local_flush_dcache_page = sh7705_flush_dcache_page; + local_flush_dcache_folio = sh7705_flush_dcache_folio; local_flush_cache_all = sh7705_flush_cache_all; local_flush_cache_mm = sh7705_flush_cache_all; local_flush_cache_dup_mm = sh7705_flush_cache_all; local_flush_cache_range = sh7705_flush_cache_all; local_flush_cache_page = sh7705_flush_cache_page; - local_flush_icache_page = sh7705_flush_icache_page; + local_flush_icache_folio = sh7705_flush_icache_folio; } diff --git a/arch/sh/mm/cache-shx3.c b/arch/sh/mm/cache-shx3.c index c0adbee97b5f..dec039a75664 100644 --- a/arch/sh/mm/cache-shx3.c +++ b/arch/sh/mm/cache-shx3.c @@ -11,6 +11,7 @@ #include <linux/kernel.h> #include <linux/io.h> #include <asm/cache.h> +#include <asm/cacheflush.h> #define CCR_CACHE_SNM 0x40000 /* Hardware-assisted synonym avoidance */ #define CCR_CACHE_IBE 0x1000000 /* ICBI broadcast */ @@ -19,7 +20,7 @@ void __init shx3_cache_init(void) { unsigned int ccr; - ccr = __raw_readl(CCR); + ccr = __raw_readl(SH_CCR); /* * If we've got cache aliases, resolve them in hardware. @@ -40,5 +41,5 @@ void __init shx3_cache_init(void) ccr |= CCR_CACHE_IBE; #endif - writel_uncached(ccr, CCR); + writel_uncached(ccr, SH_CCR); } diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c index 616966a96cba..c3f028bed049 100644 --- a/arch/sh/mm/cache.c +++ b/arch/sh/mm/cache.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/sh/mm/cache.c * * Copyright (C) 1999, 2000, 2002 Niibe Yutaka * Copyright (C) 2002 - 2010 Paul Mundt - * - * Released under the terms of the GNU GPL v2.0. */ #include <linux/mm.h> #include <linux/init.h> @@ -21,9 +20,9 @@ void (*local_flush_cache_mm)(void *args) = cache_noop; void (*local_flush_cache_dup_mm)(void *args) = cache_noop; void (*local_flush_cache_page)(void *args) = cache_noop; void (*local_flush_cache_range)(void *args) = cache_noop; -void (*local_flush_dcache_page)(void *args) = cache_noop; +void (*local_flush_dcache_folio)(void *args) = cache_noop; void (*local_flush_icache_range)(void *args) = cache_noop; -void (*local_flush_icache_page)(void *args) = cache_noop; +void (*local_flush_icache_folio)(void *args) = cache_noop; void (*local_flush_cache_sigtramp)(void *args) = cache_noop; void (*__flush_wback_region)(void *start, int size); @@ -42,6 +41,8 @@ static inline void cacheop_on_each_cpu(void (*func) (void *info), void *info, { preempt_disable(); + /* Needing IPI for cross-core flush is SHX3-specific. */ +#ifdef CONFIG_CPU_SHX3 /* * It's possible that this gets called early on when IRQs are * still disabled due to ioremapping by the boot CPU, so don't @@ -49,6 +50,7 @@ static inline void cacheop_on_each_cpu(void (*func) (void *info), void *info, */ if (num_online_cpus() > 1) smp_call_function(func, info, wait); +#endif func(info); @@ -59,15 +61,17 @@ void copy_to_user_page(struct vm_area_struct *vma, struct page *page, unsigned long vaddr, void *dst, const void *src, unsigned long len) { - if (boot_cpu_data.dcache.n_aliases && page_mapped(page) && - test_bit(PG_dcache_clean, &page->flags)) { + struct folio *folio = page_folio(page); + + if (boot_cpu_data.dcache.n_aliases && folio_mapped(folio) && + test_bit(PG_dcache_clean, &folio->flags.f)) { void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK); memcpy(vto, src, len); kunmap_coherent(vto); } else { memcpy(dst, src, len); if (boot_cpu_data.dcache.n_aliases) - clear_bit(PG_dcache_clean, &page->flags); + clear_bit(PG_dcache_clean, &folio->flags.f); } if (vma->vm_flags & VM_EXEC) @@ -78,27 +82,30 @@ void copy_from_user_page(struct vm_area_struct *vma, struct page *page, unsigned long vaddr, void *dst, const void *src, unsigned long len) { - if (boot_cpu_data.dcache.n_aliases && page_mapped(page) && - test_bit(PG_dcache_clean, &page->flags)) { + struct folio *folio = page_folio(page); + + if (boot_cpu_data.dcache.n_aliases && folio_mapped(folio) && + test_bit(PG_dcache_clean, &folio->flags.f)) { void *vfrom = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK); memcpy(dst, vfrom, len); kunmap_coherent(vfrom); } else { memcpy(dst, src, len); if (boot_cpu_data.dcache.n_aliases) - clear_bit(PG_dcache_clean, &page->flags); + clear_bit(PG_dcache_clean, &folio->flags.f); } } void copy_user_highpage(struct page *to, struct page *from, unsigned long vaddr, struct vm_area_struct *vma) { + struct folio *src = page_folio(from); void *vfrom, *vto; vto = kmap_atomic(to); - if (boot_cpu_data.dcache.n_aliases && page_mapped(from) && - test_bit(PG_dcache_clean, &from->flags)) { + if (boot_cpu_data.dcache.n_aliases && folio_mapped(src) && + test_bit(PG_dcache_clean, &src->flags.f)) { vfrom = kmap_coherent(from, vaddr); copy_page(vto, vfrom); kunmap_coherent(vfrom); @@ -134,27 +141,28 @@ EXPORT_SYMBOL(clear_user_highpage); void __update_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte) { - struct page *page; unsigned long pfn = pte_pfn(pte); if (!boot_cpu_data.dcache.n_aliases) return; - page = pfn_to_page(pfn); if (pfn_valid(pfn)) { - int dirty = !test_and_set_bit(PG_dcache_clean, &page->flags); + struct folio *folio = page_folio(pfn_to_page(pfn)); + int dirty = !test_and_set_bit(PG_dcache_clean, &folio->flags.f); if (dirty) - __flush_purge_region(page_address(page), PAGE_SIZE); + __flush_purge_region(folio_address(folio), + folio_size(folio)); } } void __flush_anon_page(struct page *page, unsigned long vmaddr) { + struct folio *folio = page_folio(page); unsigned long addr = (unsigned long) page_address(page); if (pages_do_alias(addr, vmaddr)) { - if (boot_cpu_data.dcache.n_aliases && page_mapped(page) && - test_bit(PG_dcache_clean, &page->flags)) { + if (boot_cpu_data.dcache.n_aliases && folio_mapped(folio) && + test_bit(PG_dcache_clean, &folio->flags.f)) { void *kaddr; kaddr = kmap_coherent(page, vmaddr); @@ -162,7 +170,8 @@ void __flush_anon_page(struct page *page, unsigned long vmaddr) /* __flush_purge_region((void *)kaddr, PAGE_SIZE); */ kunmap_coherent(kaddr); } else - __flush_purge_region((void *)addr, PAGE_SIZE); + __flush_purge_region(folio_address(folio), + folio_size(folio)); } } @@ -213,11 +222,11 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, } EXPORT_SYMBOL(flush_cache_range); -void flush_dcache_page(struct page *page) +void flush_dcache_folio(struct folio *folio) { - cacheop_on_each_cpu(local_flush_dcache_page, page, 1); + cacheop_on_each_cpu(local_flush_dcache_folio, folio, 1); } -EXPORT_SYMBOL(flush_dcache_page); +EXPORT_SYMBOL(flush_dcache_folio); void flush_icache_range(unsigned long start, unsigned long end) { @@ -229,11 +238,13 @@ void flush_icache_range(unsigned long start, unsigned long end) cacheop_on_each_cpu(local_flush_icache_range, (void *)&data, 1); } +EXPORT_SYMBOL(flush_icache_range); -void flush_icache_page(struct vm_area_struct *vma, struct page *page) +void flush_icache_pages(struct vm_area_struct *vma, struct page *page, + unsigned int nr) { - /* Nothing uses the VMA, so just pass the struct page along */ - cacheop_on_each_cpu(local_flush_icache_page, page, 1); + /* Nothing uses the VMA, so just pass the folio along */ + cacheop_on_each_cpu(local_flush_icache_folio, page_folio(page), 1); } void flush_cache_sigtramp(unsigned long address) @@ -243,7 +254,11 @@ void flush_cache_sigtramp(unsigned long address) static void compute_alias(struct cache_info *c) { +#ifdef CONFIG_MMU c->alias_mask = ((c->sets - 1) << c->entry_shift) & ~(PAGE_SIZE - 1); +#else + c->alias_mask = 0; +#endif c->n_aliases = c->alias_mask ? (c->alias_mask >> PAGE_SHIFT) + 1 : 0; } @@ -285,8 +300,8 @@ void __init cpu_cache_init(void) { unsigned int cache_disabled = 0; -#ifdef CCR - cache_disabled = !(__raw_readl(CCR) & CCR_CACHE_ENABLE); +#ifdef SH_CCR + cache_disabled = !(__raw_readl(SH_CCR) & CCR_CACHE_ENABLE); #endif compute_alias(&boot_cpu_data.icache); @@ -304,27 +319,21 @@ void __init cpu_cache_init(void) if (unlikely(cache_disabled)) goto skip; - if (boot_cpu_data.family == CPU_FAMILY_SH2) { - extern void __weak sh2_cache_init(void); - + if (boot_cpu_data.type == CPU_J2) { + j2_cache_init(); + } else if (boot_cpu_data.family == CPU_FAMILY_SH2) { sh2_cache_init(); } if (boot_cpu_data.family == CPU_FAMILY_SH2A) { - extern void __weak sh2a_cache_init(void); - sh2a_cache_init(); } if (boot_cpu_data.family == CPU_FAMILY_SH3) { - extern void __weak sh3_cache_init(void); - sh3_cache_init(); if ((boot_cpu_data.type == CPU_SH7705) && (boot_cpu_data.dcache.sets == 512)) { - extern void __weak sh7705_cache_init(void); - sh7705_cache_init(); } } @@ -332,24 +341,14 @@ void __init cpu_cache_init(void) if ((boot_cpu_data.family == CPU_FAMILY_SH4) || (boot_cpu_data.family == CPU_FAMILY_SH4A) || (boot_cpu_data.family == CPU_FAMILY_SH4AL_DSP)) { - extern void __weak sh4_cache_init(void); - sh4_cache_init(); if ((boot_cpu_data.type == CPU_SH7786) || (boot_cpu_data.type == CPU_SHX3)) { - extern void __weak shx3_cache_init(void); - shx3_cache_init(); } } - if (boot_cpu_data.family == CPU_FAMILY_SH5) { - extern void __weak sh5_cache_init(void); - - sh5_cache_init(); - } - skip: emit_cache_params(); } diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index b81d9dbf9fef..0de206c1acfe 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -1,10 +1,6 @@ /* - * arch/sh/mm/consistent.c - * * Copyright (C) 2004 - 2007 Paul Mundt * - * Declared coherent memory functions based on arch/x86/kernel/pci-dma_32.c - * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. @@ -13,94 +9,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> -#include <linux/dma-debug.h> #include <linux/io.h> -#include <linux/module.h> -#include <linux/gfp.h> -#include <asm/cacheflush.h> -#include <asm/addrspace.h> - -#define PREALLOC_DMA_DEBUG_ENTRIES 4096 - -struct dma_map_ops *dma_ops; -EXPORT_SYMBOL(dma_ops); - -static int __init dma_init(void) -{ - dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES); - return 0; -} -fs_initcall(dma_init); - -void *dma_generic_alloc_coherent(struct device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp, - struct dma_attrs *attrs) -{ - void *ret, *ret_nocache; - int order = get_order(size); - - gfp |= __GFP_ZERO; - - ret = (void *)__get_free_pages(gfp, order); - if (!ret) - return NULL; - - /* - * Pages from the page allocator may have data present in - * cache. So flush the cache before using uncached memory. - */ - dma_cache_sync(dev, ret, size, DMA_BIDIRECTIONAL); - - ret_nocache = (void __force *)ioremap_nocache(virt_to_phys(ret), size); - if (!ret_nocache) { - free_pages((unsigned long)ret, order); - return NULL; - } - - split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order); - - *dma_handle = virt_to_phys(ret); - - return ret_nocache; -} - -void dma_generic_free_coherent(struct device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - struct dma_attrs *attrs) -{ - int order = get_order(size); - unsigned long pfn = dma_handle >> PAGE_SHIFT; - int k; - - for (k = 0; k < (1 << order); k++) - __free_pages(pfn_to_page(pfn + k), 0); - - iounmap(vaddr); -} - -void dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction direction) -{ - void *addr; - - addr = __in_29bit_mode() ? - (void *)CAC_ADDR((unsigned long)vaddr) : vaddr; - - switch (direction) { - case DMA_FROM_DEVICE: /* invalidate only */ - __flush_invalidate_region(addr, size); - break; - case DMA_TO_DEVICE: /* writeback only */ - __flush_wback_region(addr, size); - break; - case DMA_BIDIRECTIONAL: /* writeback and invalidate */ - __flush_purge_region(addr, size); - break; - default: - BUG(); - } -} -EXPORT_SYMBOL(dma_cache_sync); static int __init memchunk_setup(char *str) { @@ -134,8 +43,7 @@ int __init platform_resource_setup_memory(struct platform_device *pdev, r = pdev->resource + pdev->num_resources - 1; if (r->flags) { - pr_warning("%s: unable to find empty space for resource\n", - name); + pr_warn("%s: unable to find empty space for resource\n", name); return -EINVAL; } @@ -143,14 +51,12 @@ int __init platform_resource_setup_memory(struct platform_device *pdev, if (!memsize) return 0; - buf = dma_alloc_coherent(NULL, memsize, &dma_handle, GFP_KERNEL); + buf = dma_alloc_coherent(&pdev->dev, memsize, &dma_handle, GFP_KERNEL); if (!buf) { - pr_warning("%s: unable to allocate memory\n", name); + pr_warn("%s: unable to allocate memory\n", name); return -ENOMEM; } - memset(buf, 0, memsize); - r->flags = IORESOURCE_MEM; r->start = dma_handle; r->end = r->start + memsize - 1; diff --git a/arch/sh/mm/extable_32.c b/arch/sh/mm/extable_32.c index c1cf4463d09d..14312027bb08 100644 --- a/arch/sh/mm/extable_32.c +++ b/arch/sh/mm/extable_32.c @@ -1,11 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/sh/mm/extable.c * Taken from: * linux/arch/i386/mm/extable.c */ -#include <linux/module.h> -#include <asm/uaccess.h> +#include <linux/extable.h> +#include <linux/uaccess.h> + +#include <asm/ptrace.h> int fixup_exception(struct pt_regs *regs) { diff --git a/arch/sh/mm/extable_64.c b/arch/sh/mm/extable_64.c deleted file mode 100644 index f05499688d88..000000000000 --- a/arch/sh/mm/extable_64.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * arch/sh/mm/extable_64.c - * - * Copyright (C) 2003 Richard Curnow - * Copyright (C) 2003, 2004 Paul Mundt - * - * Cloned from the 2.5 SH version.. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/rwsem.h> -#include <linux/module.h> -#include <asm/uaccess.h> - -extern unsigned long copy_user_memcpy, copy_user_memcpy_end; -extern void __copy_user_fixup(void); - -static const struct exception_table_entry __copy_user_fixup_ex = { - .fixup = (unsigned long)&__copy_user_fixup, -}; - -/* - * Some functions that may trap due to a bad user-mode address have too - * many loads and stores in them to make it at all practical to label - * each one and put them all in the main exception table. - * - * In particular, the fast memcpy routine is like this. It's fix-up is - * just to fall back to a slow byte-at-a-time copy, which is handled the - * conventional way. So it's functionally OK to just handle any trap - * occurring in the fast memcpy with that fixup. - */ -static const struct exception_table_entry *check_exception_ranges(unsigned long addr) -{ - if ((addr >= (unsigned long)©_user_memcpy) && - (addr <= (unsigned long)©_user_memcpy_end)) - return &__copy_user_fixup_ex; - - return NULL; -} - -/* Simple binary search */ -const struct exception_table_entry * -search_extable(const struct exception_table_entry *first, - const struct exception_table_entry *last, - unsigned long value) -{ - const struct exception_table_entry *mid; - - mid = check_exception_ranges(value); - if (mid) - return mid; - - while (first <= last) { - long diff; - - mid = (last - first) / 2 + first; - diff = mid->insn - value; - if (diff == 0) - return mid; - else if (diff < 0) - first = mid+1; - else - last = mid-1; - } - - return NULL; -} - -int fixup_exception(struct pt_regs *regs) -{ - const struct exception_table_entry *fixup; - - fixup = search_exception_tables(regs->pc); - if (fixup) { - regs->pc = fixup->fixup; - return 1; - } - - return 0; -} diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c index 1f49c28affa9..06e6b4952924 100644 --- a/arch/sh/mm/fault.c +++ b/arch/sh/mm/fault.c @@ -13,41 +13,21 @@ */ #include <linux/kernel.h> #include <linux/mm.h> +#include <linux/sched/signal.h> #include <linux/hardirq.h> #include <linux/kprobes.h> #include <linux/perf_event.h> #include <linux/kdebug.h> +#include <linux/uaccess.h> #include <asm/io_trapped.h> #include <asm/mmu_context.h> #include <asm/tlbflush.h> #include <asm/traps.h> -static inline int notify_page_fault(struct pt_regs *regs, int trap) -{ - int ret = 0; - - if (kprobes_built_in() && !user_mode(regs)) { - preempt_disable(); - if (kprobe_running() && kprobe_fault_handler(regs, trap)) - ret = 1; - preempt_enable(); - } - - return ret; -} - static void -force_sig_info_fault(int si_signo, int si_code, unsigned long address, - struct task_struct *tsk) +force_sig_info_fault(int si_signo, int si_code, unsigned long address) { - siginfo_t info; - - info.si_signo = si_signo; - info.si_errno = 0; - info.si_code = si_code; - info.si_addr = (void __user *)address; - - force_sig_info(si_signo, &info, tsk); + force_sig_fault(si_signo, si_code, (void __user *)address); } /* @@ -67,12 +47,13 @@ static void show_pte(struct mm_struct *mm, unsigned long addr) pgd = swapper_pg_dir; } - printk(KERN_ALERT "pgd = %p\n", pgd); + pr_alert("pgd = %p\n", pgd); pgd += pgd_index(addr); - printk(KERN_ALERT "[%08lx] *pgd=%0*Lx", addr, - (u32)(sizeof(*pgd) * 2), (u64)pgd_val(*pgd)); + pr_alert("[%08lx] *pgd=%0*llx", addr, (u32)(sizeof(*pgd) * 2), + (u64)pgd_val(*pgd)); do { + p4d_t *p4d; pud_t *pud; pmd_t *pmd; pte_t *pte; @@ -81,33 +62,46 @@ static void show_pte(struct mm_struct *mm, unsigned long addr) break; if (pgd_bad(*pgd)) { - printk("(bad)"); + pr_cont("(bad)"); break; } - pud = pud_offset(pgd, addr); + p4d = p4d_offset(pgd, addr); + if (PTRS_PER_P4D != 1) + pr_cont(", *p4d=%0*Lx", (u32)(sizeof(*p4d) * 2), + (u64)p4d_val(*p4d)); + + if (p4d_none(*p4d)) + break; + + if (p4d_bad(*p4d)) { + pr_cont("(bad)"); + break; + } + + pud = pud_offset(p4d, addr); if (PTRS_PER_PUD != 1) - printk(", *pud=%0*Lx", (u32)(sizeof(*pud) * 2), - (u64)pud_val(*pud)); + pr_cont(", *pud=%0*llx", (u32)(sizeof(*pud) * 2), + (u64)pud_val(*pud)); if (pud_none(*pud)) break; if (pud_bad(*pud)) { - printk("(bad)"); + pr_cont("(bad)"); break; } pmd = pmd_offset(pud, addr); if (PTRS_PER_PMD != 1) - printk(", *pmd=%0*Lx", (u32)(sizeof(*pmd) * 2), - (u64)pmd_val(*pmd)); + pr_cont(", *pmd=%0*llx", (u32)(sizeof(*pmd) * 2), + (u64)pmd_val(*pmd)); if (pmd_none(*pmd)) break; if (pmd_bad(*pmd)) { - printk("(bad)"); + pr_cont("(bad)"); break; } @@ -116,17 +110,18 @@ static void show_pte(struct mm_struct *mm, unsigned long addr) break; pte = pte_offset_kernel(pmd, addr); - printk(", *pte=%0*Lx", (u32)(sizeof(*pte) * 2), - (u64)pte_val(*pte)); + pr_cont(", *pte=%0*llx", (u32)(sizeof(*pte) * 2), + (u64)pte_val(*pte)); } while (0); - printk("\n"); + pr_cont("\n"); } static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address) { unsigned index = pgd_index(address); pgd_t *pgd_k; + p4d_t *p4d, *p4d_k; pud_t *pud, *pud_k; pmd_t *pmd, *pmd_k; @@ -136,8 +131,13 @@ static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address) if (!pgd_present(*pgd_k)) return NULL; - pud = pud_offset(pgd, address); - pud_k = pud_offset(pgd_k, address); + p4d = p4d_offset(pgd, address); + p4d_k = p4d_offset(pgd_k, address); + if (!p4d_present(*p4d_k)) + return NULL; + + pud = pud_offset(p4d, address); + pud_k = pud_offset(p4d_k, address); if (!pud_present(*pud_k)) return NULL; @@ -208,14 +208,11 @@ show_fault_oops(struct pt_regs *regs, unsigned long address) if (!oops_may_print()) return; - printk(KERN_ALERT "BUG: unable to handle kernel "); - if (address < PAGE_SIZE) - printk(KERN_CONT "NULL pointer dereference"); - else - printk(KERN_CONT "paging request"); - - printk(KERN_CONT " at %08lx\n", address); - printk(KERN_ALERT "PC:"); + pr_alert("BUG: unable to handle kernel %s at %08lx\n", + address < PAGE_SIZE ? "NULL pointer dereference" + : "paging request", + address); + pr_alert("PC:"); printk_address(regs->pc, 1); show_pte(NULL, address); @@ -241,16 +238,12 @@ no_context(struct pt_regs *regs, unsigned long error_code, show_fault_oops(regs, address); die("Oops", regs, error_code); - bust_spinlocks(0); - do_exit(SIGKILL); } static void __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code, unsigned long address, int si_code) { - struct task_struct *tsk = current; - /* User mode accesses just cause a SIGSEGV */ if (user_mode(regs)) { /* @@ -258,7 +251,7 @@ __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code, */ local_irq_enable(); - force_sig_info_fault(SIGSEGV, si_code, address, tsk); + force_sig_info_fault(SIGSEGV, si_code, address); return; } @@ -283,7 +276,7 @@ __bad_area(struct pt_regs *regs, unsigned long error_code, * Something tried to access memory that isn't in our memory map.. * Fix it, but check if it's kernel or user first.. */ - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); __bad_area_nosemaphore(regs, error_code, address, si_code); } @@ -307,42 +300,42 @@ do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address) struct task_struct *tsk = current; struct mm_struct *mm = tsk->mm; - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); /* Kernel mode? Handle exceptions or die: */ if (!user_mode(regs)) no_context(regs, error_code, address); - force_sig_info_fault(SIGBUS, BUS_ADRERR, address, tsk); + force_sig_info_fault(SIGBUS, BUS_ADRERR, address); } static noinline int mm_fault_error(struct pt_regs *regs, unsigned long error_code, - unsigned long address, unsigned int fault) + unsigned long address, vm_fault_t fault) { /* * Pagefault was interrupted by SIGKILL. We have no reason to * continue pagefault. */ - if (fatal_signal_pending(current)) { - if (!(fault & VM_FAULT_RETRY)) - up_read(¤t->mm->mmap_sem); + if (fault_signal_pending(fault, regs)) { if (!user_mode(regs)) no_context(regs, error_code, address); return 1; } + /* Release mmap_lock first if necessary */ + if (!(fault & VM_FAULT_RETRY)) + mmap_read_unlock(current->mm); + if (!(fault & VM_FAULT_ERROR)) return 0; if (fault & VM_FAULT_OOM) { /* Kernel mode? Handle exceptions or die: */ if (!user_mode(regs)) { - up_read(¤t->mm->mmap_sem); no_context(regs, error_code, address); return 1; } - up_read(¤t->mm->mmap_sem); /* * We ran out of memory, call the OOM killer, and return the @@ -353,6 +346,8 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code, } else { if (fault & VM_FAULT_SIGBUS) do_sigbus(regs, error_code, address); + else if (fault & VM_FAULT_SIGSEGV) + bad_area(regs, error_code, address); else BUG(); } @@ -375,7 +370,7 @@ static inline int access_error(int error_code, struct vm_area_struct *vma) return 1; /* read, not present: */ - if (unlikely(!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE)))) + if (unlikely(!vma_is_accessible(vma))) return 1; return 0; @@ -399,10 +394,8 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, struct task_struct *tsk; struct mm_struct *mm; struct vm_area_struct * vma; - int fault; - int write = error_code & FAULT_CODE_WRITE; - unsigned int flags = (FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE | - (write ? FAULT_FLAG_WRITE : 0)); + vm_fault_t fault; + unsigned int flags = FAULT_FLAG_DEFAULT; tsk = current; mm = tsk->mm; @@ -420,14 +413,14 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, if (unlikely(fault_in_kernel_space(address))) { if (vmalloc_fault(address) >= 0) return; - if (notify_page_fault(regs, vec)) + if (kprobe_page_fault(regs, vec)) return; bad_area_nosemaphore(regs, error_code, address); return; } - if (unlikely(notify_page_fault(regs, vec))) + if (unlikely(kprobe_page_fault(regs, vec))) return; /* Only enable interrupts if they were on before the fault */ @@ -438,29 +431,17 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, /* * If we're in an interrupt, have no user context or are running - * in an atomic region then we must not take the fault: + * with pagefaults disabled then we must not take the fault: */ - if (unlikely(in_atomic() || !mm)) { + if (unlikely(faulthandler_disabled() || !mm)) { bad_area_nosemaphore(regs, error_code, address); return; } retry: - down_read(&mm->mmap_sem); - - vma = find_vma(mm, address); + vma = lock_mm_and_find_vma(mm, address, regs); if (unlikely(!vma)) { - bad_area(regs, error_code, address); - return; - } - if (likely(vma->vm_start <= address)) - goto good_area; - if (unlikely(!(vma->vm_flags & VM_GROWSDOWN))) { - bad_area(regs, error_code, address); - return; - } - if (unlikely(expand_stack(vma, address))) { - bad_area(regs, error_code, address); + bad_area_nosemaphore(regs, error_code, address); return; } @@ -468,7 +449,6 @@ retry: * Ok, we have a good vm_area for this memory access, so * we can handle it.. */ -good_area: if (unlikely(access_error(error_code, vma))) { bad_area_access_error(regs, error_code, address); return; @@ -476,39 +456,36 @@ good_area: set_thread_fault_code(error_code); + if (user_mode(regs)) + flags |= FAULT_FLAG_USER; + if (error_code & FAULT_CODE_WRITE) + flags |= FAULT_FLAG_WRITE; + /* * If for any reason at all we couldn't handle the fault, * make sure we exit gracefully rather than endlessly redo * the fault. */ - fault = handle_mm_fault(mm, vma, address, flags); + fault = handle_mm_fault(vma, address, flags, regs); if (unlikely(fault & (VM_FAULT_RETRY | VM_FAULT_ERROR))) if (mm_fault_error(regs, error_code, address, fault)) return; - if (flags & FAULT_FLAG_ALLOW_RETRY) { - if (fault & VM_FAULT_MAJOR) { - tsk->maj_flt++; - perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, - regs, address); - } else { - tsk->min_flt++; - perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, - regs, address); - } - if (fault & VM_FAULT_RETRY) { - flags &= ~FAULT_FLAG_ALLOW_RETRY; - flags |= FAULT_FLAG_TRIED; - - /* - * No need to up_read(&mm->mmap_sem) as we would - * have already released it in __lock_page_or_retry - * in mm/filemap.c. - */ - goto retry; - } + /* The fault is fully completed (including releasing mmap lock) */ + if (fault & VM_FAULT_COMPLETED) + return; + + if (fault & VM_FAULT_RETRY) { + flags |= FAULT_FLAG_TRIED; + + /* + * No need to mmap_read_unlock(mm) as we would + * have already released it in __lock_page_or_retry + * in mm/filemap.c. + */ + goto retry; } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); } diff --git a/arch/sh/mm/flush-sh4.c b/arch/sh/mm/flush-sh4.c index 0b85dd9dd3a7..8b8ef8972104 100644 --- a/arch/sh/mm/flush-sh4.c +++ b/arch/sh/mm/flush-sh4.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/mm.h> #include <asm/mmu_context.h> #include <asm/cache_insns.h> diff --git a/arch/sh/mm/gup.c b/arch/sh/mm/gup.c deleted file mode 100644 index bf8daf9d9c9b..000000000000 --- a/arch/sh/mm/gup.c +++ /dev/null @@ -1,273 +0,0 @@ -/* - * Lockless get_user_pages_fast for SuperH - * - * Copyright (C) 2009 - 2010 Paul Mundt - * - * Cloned from the x86 and PowerPC versions, by: - * - * Copyright (C) 2008 Nick Piggin - * Copyright (C) 2008 Novell Inc. - */ -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/vmstat.h> -#include <linux/highmem.h> -#include <asm/pgtable.h> - -static inline pte_t gup_get_pte(pte_t *ptep) -{ -#ifndef CONFIG_X2TLB - return ACCESS_ONCE(*ptep); -#else - /* - * With get_user_pages_fast, we walk down the pagetables without - * taking any locks. For this we would like to load the pointers - * atomically, but that is not possible with 64-bit PTEs. What - * we do have is the guarantee that a pte will only either go - * from not present to present, or present to not present or both - * -- it will not switch to a completely different present page - * without a TLB flush in between; something that we are blocking - * by holding interrupts off. - * - * Setting ptes from not present to present goes: - * ptep->pte_high = h; - * smp_wmb(); - * ptep->pte_low = l; - * - * And present to not present goes: - * ptep->pte_low = 0; - * smp_wmb(); - * ptep->pte_high = 0; - * - * We must ensure here that the load of pte_low sees l iff pte_high - * sees h. We load pte_high *after* loading pte_low, which ensures we - * don't see an older value of pte_high. *Then* we recheck pte_low, - * which ensures that we haven't picked up a changed pte high. We might - * have got rubbish values from pte_low and pte_high, but we are - * guaranteed that pte_low will not have the present bit set *unless* - * it is 'l'. And get_user_pages_fast only operates on present ptes, so - * we're safe. - * - * gup_get_pte should not be used or copied outside gup.c without being - * very careful -- it does not atomically load the pte or anything that - * is likely to be useful for you. - */ - pte_t pte; - -retry: - pte.pte_low = ptep->pte_low; - smp_rmb(); - pte.pte_high = ptep->pte_high; - smp_rmb(); - if (unlikely(pte.pte_low != ptep->pte_low)) - goto retry; - - return pte; -#endif -} - -/* - * The performance critical leaf functions are made noinline otherwise gcc - * inlines everything into a single function which results in too much - * register pressure. - */ -static noinline int gup_pte_range(pmd_t pmd, unsigned long addr, - unsigned long end, int write, struct page **pages, int *nr) -{ - u64 mask, result; - pte_t *ptep; - -#ifdef CONFIG_X2TLB - result = _PAGE_PRESENT | _PAGE_EXT(_PAGE_EXT_KERN_READ | _PAGE_EXT_USER_READ); - if (write) - result |= _PAGE_EXT(_PAGE_EXT_KERN_WRITE | _PAGE_EXT_USER_WRITE); -#elif defined(CONFIG_SUPERH64) - result = _PAGE_PRESENT | _PAGE_USER | _PAGE_READ; - if (write) - result |= _PAGE_WRITE; -#else - result = _PAGE_PRESENT | _PAGE_USER; - if (write) - result |= _PAGE_RW; -#endif - - mask = result | _PAGE_SPECIAL; - - ptep = pte_offset_map(&pmd, addr); - do { - pte_t pte = gup_get_pte(ptep); - struct page *page; - - if ((pte_val(pte) & mask) != result) { - pte_unmap(ptep); - return 0; - } - VM_BUG_ON(!pfn_valid(pte_pfn(pte))); - page = pte_page(pte); - get_page(page); - pages[*nr] = page; - (*nr)++; - - } while (ptep++, addr += PAGE_SIZE, addr != end); - pte_unmap(ptep - 1); - - return 1; -} - -static int gup_pmd_range(pud_t pud, unsigned long addr, unsigned long end, - int write, struct page **pages, int *nr) -{ - unsigned long next; - pmd_t *pmdp; - - pmdp = pmd_offset(&pud, addr); - do { - pmd_t pmd = *pmdp; - - next = pmd_addr_end(addr, end); - if (pmd_none(pmd)) - return 0; - if (!gup_pte_range(pmd, addr, next, write, pages, nr)) - return 0; - } while (pmdp++, addr = next, addr != end); - - return 1; -} - -static int gup_pud_range(pgd_t pgd, unsigned long addr, unsigned long end, - int write, struct page **pages, int *nr) -{ - unsigned long next; - pud_t *pudp; - - pudp = pud_offset(&pgd, addr); - do { - pud_t pud = *pudp; - - next = pud_addr_end(addr, end); - if (pud_none(pud)) - return 0; - if (!gup_pmd_range(pud, addr, next, write, pages, nr)) - return 0; - } while (pudp++, addr = next, addr != end); - - return 1; -} - -/* - * Like get_user_pages_fast() except its IRQ-safe in that it won't fall - * back to the regular GUP. - */ -int __get_user_pages_fast(unsigned long start, int nr_pages, int write, - struct page **pages) -{ - struct mm_struct *mm = current->mm; - unsigned long addr, len, end; - unsigned long next; - unsigned long flags; - pgd_t *pgdp; - int nr = 0; - - start &= PAGE_MASK; - addr = start; - len = (unsigned long) nr_pages << PAGE_SHIFT; - end = start + len; - if (unlikely(!access_ok(write ? VERIFY_WRITE : VERIFY_READ, - (void __user *)start, len))) - return 0; - - /* - * This doesn't prevent pagetable teardown, but does prevent - * the pagetables and pages from being freed. - */ - local_irq_save(flags); - pgdp = pgd_offset(mm, addr); - do { - pgd_t pgd = *pgdp; - - next = pgd_addr_end(addr, end); - if (pgd_none(pgd)) - break; - if (!gup_pud_range(pgd, addr, next, write, pages, &nr)) - break; - } while (pgdp++, addr = next, addr != end); - local_irq_restore(flags); - - return nr; -} - -/** - * get_user_pages_fast() - pin user pages in memory - * @start: starting user address - * @nr_pages: number of pages from start to pin - * @write: whether pages will be written to - * @pages: array that receives pointers to the pages pinned. - * Should be at least nr_pages long. - * - * Attempt to pin user pages in memory without taking mm->mmap_sem. - * If not successful, it will fall back to taking the lock and - * calling get_user_pages(). - * - * Returns number of pages pinned. This may be fewer than the number - * requested. If nr_pages is 0 or negative, returns 0. If no pages - * were pinned, returns -errno. - */ -int get_user_pages_fast(unsigned long start, int nr_pages, int write, - struct page **pages) -{ - struct mm_struct *mm = current->mm; - unsigned long addr, len, end; - unsigned long next; - pgd_t *pgdp; - int nr = 0; - - start &= PAGE_MASK; - addr = start; - len = (unsigned long) nr_pages << PAGE_SHIFT; - - end = start + len; - if (end < start) - goto slow_irqon; - - local_irq_disable(); - pgdp = pgd_offset(mm, addr); - do { - pgd_t pgd = *pgdp; - - next = pgd_addr_end(addr, end); - if (pgd_none(pgd)) - goto slow; - if (!gup_pud_range(pgd, addr, next, write, pages, &nr)) - goto slow; - } while (pgdp++, addr = next, addr != end); - local_irq_enable(); - - VM_BUG_ON(nr != (end - start) >> PAGE_SHIFT); - return nr; - - { - int ret; - -slow: - local_irq_enable(); -slow_irqon: - /* Try to get the remaining pages with get_user_pages */ - start += nr << PAGE_SHIFT; - pages += nr; - - down_read(&mm->mmap_sem); - ret = get_user_pages(current, mm, start, - (end - start) >> PAGE_SHIFT, write, 0, pages, NULL); - up_read(&mm->mmap_sem); - - /* Have to be a bit careful with return values */ - if (nr > 0) { - if (ret < 0) - ret = nr; - else - ret += nr; - } - - return ret; - } -} diff --git a/arch/sh/mm/hugetlbpage.c b/arch/sh/mm/hugetlbpage.c index d7762349ea48..ff209b55285a 100644 --- a/arch/sh/mm/hugetlbpage.c +++ b/arch/sh/mm/hugetlbpage.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/sh/mm/hugetlbpage.c * @@ -16,75 +17,56 @@ #include <linux/sysctl.h> #include <asm/mman.h> -#include <asm/pgalloc.h> #include <asm/tlb.h> #include <asm/tlbflush.h> #include <asm/cacheflush.h> -pte_t *huge_pte_alloc(struct mm_struct *mm, +pte_t *huge_pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long addr, unsigned long sz) { pgd_t *pgd; + p4d_t *p4d; pud_t *pud; pmd_t *pmd; pte_t *pte = NULL; pgd = pgd_offset(mm, addr); if (pgd) { - pud = pud_alloc(mm, pgd, addr); - if (pud) { - pmd = pmd_alloc(mm, pud, addr); - if (pmd) - pte = pte_alloc_map(mm, NULL, pmd, addr); + p4d = p4d_alloc(mm, pgd, addr); + if (p4d) { + pud = pud_alloc(mm, p4d, addr); + if (pud) { + pmd = pmd_alloc(mm, pud, addr); + if (pmd) + pte = pte_alloc_huge(mm, pmd, addr); + } } } return pte; } -pte_t *huge_pte_offset(struct mm_struct *mm, unsigned long addr) +pte_t *huge_pte_offset(struct mm_struct *mm, + unsigned long addr, unsigned long sz) { pgd_t *pgd; + p4d_t *p4d; pud_t *pud; pmd_t *pmd; pte_t *pte = NULL; pgd = pgd_offset(mm, addr); if (pgd) { - pud = pud_offset(pgd, addr); - if (pud) { - pmd = pmd_offset(pud, addr); - if (pmd) - pte = pte_offset_map(pmd, addr); + p4d = p4d_offset(pgd, addr); + if (p4d) { + pud = pud_offset(p4d, addr); + if (pud) { + pmd = pmd_offset(pud, addr); + if (pmd) + pte = pte_offset_huge(pmd, addr); + } } } return pte; } - -int huge_pmd_unshare(struct mm_struct *mm, unsigned long *addr, pte_t *ptep) -{ - return 0; -} - -struct page *follow_huge_addr(struct mm_struct *mm, - unsigned long address, int write) -{ - return ERR_PTR(-EINVAL); -} - -int pmd_huge(pmd_t pmd) -{ - return 0; -} - -int pud_huge(pud_t pud) -{ - return 0; -} - -struct page *follow_huge_pmd(struct mm_struct *mm, unsigned long address, - pmd_t *pmd, int write) -{ - return NULL; -} diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 33890fd267cb..99e302eeeec1 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/arch/sh/mm/init.c * @@ -11,12 +12,11 @@ #include <linux/swap.h> #include <linux/init.h> #include <linux/gfp.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/proc_fs.h> #include <linux/pagemap.h> #include <linux/percpu.h> #include <linux/io.h> -#include <linux/memblock.h> #include <linux/dma-mapping.h> #include <linux/export.h> #include <asm/mmu_context.h> @@ -27,7 +27,9 @@ #include <asm/sections.h> #include <asm/setup.h> #include <asm/cache.h> -#include <asm/sizes.h> +#include <asm/pgalloc.h> +#include <linux/sizes.h> +#include "ioremap.h" pgd_t swapper_pg_dir[PTRS_PER_PGD]; @@ -45,6 +47,7 @@ void __init __weak plat_mem_setup(void) static pte_t *__get_pte_phys(unsigned long addr) { pgd_t *pgd; + p4d_t *p4d; pud_t *pud; pmd_t *pmd; @@ -54,7 +57,13 @@ static pte_t *__get_pte_phys(unsigned long addr) return NULL; } - pud = pud_alloc(NULL, pgd, addr); + p4d = p4d_alloc(NULL, pgd, addr); + if (unlikely(!p4d)) { + p4d_ERROR(*p4d); + return NULL; + } + + pud = pud_alloc(NULL, p4d, addr); if (unlikely(!pud)) { pud_ERROR(*pud); return NULL; @@ -128,7 +137,7 @@ static pmd_t * __init one_md_table_init(pud_t *pud) if (pud_none(*pud)) { pmd_t *pmd; - pmd = alloc_bootmem_pages(PAGE_SIZE); + pmd = memblock_alloc_or_panic(PAGE_SIZE, PAGE_SIZE); pud_populate(&init_mm, pud, pmd); BUG_ON(pmd != pmd_offset(pud, 0)); } @@ -141,7 +150,7 @@ static pte_t * __init one_page_table_init(pmd_t *pmd) if (pmd_none(*pmd)) { pte_t *pte; - pte = alloc_bootmem_pages(PAGE_SIZE); + pte = memblock_alloc_or_panic(PAGE_SIZE, PAGE_SIZE); pmd_populate_kernel(&init_mm, pmd, pte); BUG_ON(pte != pte_offset_kernel(pmd, 0)); } @@ -166,9 +175,9 @@ void __init page_table_range_init(unsigned long start, unsigned long end, unsigned long vaddr; vaddr = start; - i = __pgd_offset(vaddr); - j = __pud_offset(vaddr); - k = __pmd_offset(vaddr); + i = pgd_index(vaddr); + j = pud_index(vaddr); + k = pmd_index(vaddr); pgd = pgd_base + i; for ( ; (i < PTRS_PER_PGD) && (vaddr != end); pgd++, i++) { @@ -193,85 +202,25 @@ void __init page_table_range_init(unsigned long start, unsigned long end, void __init allocate_pgdat(unsigned int nid) { unsigned long start_pfn, end_pfn; -#ifdef CONFIG_NEED_MULTIPLE_NODES - unsigned long phys; -#endif get_pfn_range_for_nid(nid, &start_pfn, &end_pfn); -#ifdef CONFIG_NEED_MULTIPLE_NODES - phys = __memblock_alloc_base(sizeof(struct pglist_data), - SMP_CACHE_BYTES, end_pfn << PAGE_SHIFT); - /* Retry with all of system memory */ - if (!phys) - phys = __memblock_alloc_base(sizeof(struct pglist_data), - SMP_CACHE_BYTES, memblock_end_of_DRAM()); - if (!phys) - panic("Can't allocate pgdat for node %d\n", nid); - - NODE_DATA(nid) = __va(phys); - memset(NODE_DATA(nid), 0, sizeof(struct pglist_data)); - - NODE_DATA(nid)->bdata = &bootmem_node_data[nid]; +#ifdef CONFIG_NUMA + alloc_node_data(nid); #endif NODE_DATA(nid)->node_start_pfn = start_pfn; NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn; } -static void __init bootmem_init_one_node(unsigned int nid) -{ - unsigned long total_pages, paddr; - unsigned long end_pfn; - struct pglist_data *p; - - p = NODE_DATA(nid); - - /* Nothing to do.. */ - if (!p->node_spanned_pages) - return; - - end_pfn = p->node_start_pfn + p->node_spanned_pages; - - total_pages = bootmem_bootmap_pages(p->node_spanned_pages); - - paddr = memblock_alloc(total_pages << PAGE_SHIFT, PAGE_SIZE); - if (!paddr) - panic("Can't allocate bootmap for nid[%d]\n", nid); - - init_bootmem_node(p, paddr >> PAGE_SHIFT, p->node_start_pfn, end_pfn); - - free_bootmem_with_active_regions(nid, end_pfn); - - /* - * XXX Handle initial reservations for the system memory node - * only for the moment, we'll refactor this later for handling - * reservations in other nodes. - */ - if (nid == 0) { - struct memblock_region *reg; - - /* Reserve the sections we're already using. */ - for_each_memblock(reserved, reg) { - reserve_bootmem(reg->base, reg->size, BOOTMEM_DEFAULT); - } - } - - sparse_memory_present_with_active_regions(nid); -} - static void __init do_init_bootmem(void) { - struct memblock_region *reg; + unsigned long start_pfn, end_pfn; int i; /* Add active regions with valid PFNs. */ - for_each_memblock(memory, reg) { - unsigned long start_pfn, end_pfn; - start_pfn = memblock_region_memory_base_pfn(reg); - end_pfn = memblock_region_memory_end_pfn(reg); + for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, NULL) __add_active_range(0, start_pfn, end_pfn); - } /* All of system RAM sits in node 0 for the non-NUMA case */ allocate_pgdat(0); @@ -279,9 +228,6 @@ static void __init do_init_bootmem(void) plat_mem_setup(); - for_each_online_node(i) - bootmem_init_one_node(i); - sparse_init(); } @@ -322,7 +268,6 @@ void __init paging_init(void) { unsigned long max_zone_pfns[MAX_NR_ZONES]; unsigned long vaddr, end; - int nid; sh_mv.mv_mem_init(); @@ -377,47 +322,14 @@ void __init paging_init(void) kmap_coherent_init(); memset(max_zone_pfns, 0, sizeof(max_zone_pfns)); - - for_each_online_node(nid) { - pg_data_t *pgdat = NODE_DATA(nid); - unsigned long low, start_pfn; - - start_pfn = pgdat->bdata->node_min_pfn; - low = pgdat->bdata->node_low_pfn; - - if (max_zone_pfns[ZONE_NORMAL] < low) - max_zone_pfns[ZONE_NORMAL] = low; - - printk("Node %u: start_pfn = 0x%lx, low = 0x%lx\n", - nid, start_pfn, low); - } - - free_area_init_nodes(max_zone_pfns); -} - -/* - * Early initialization for any I/O MMUs we might have. - */ -static void __init iommu_init(void) -{ - no_iommu_init(); + max_zone_pfns[ZONE_NORMAL] = max_low_pfn; + free_area_init(max_zone_pfns); } unsigned int mem_init_done = 0; void __init mem_init(void) { - pg_data_t *pgdat; - - iommu_init(); - - high_memory = NULL; - for_each_online_pgdat(pgdat) - high_memory = max_t(void *, high_memory, - __va(pgdat_end_pfn(pgdat) << PAGE_SHIFT)); - - free_all_bootmem(); - /* Set this up early, so we can take care of the zero page */ cpu_cache_init(); @@ -427,12 +339,8 @@ void __init mem_init(void) vsyscall_init(); - mem_init_print_info(NULL); pr_info("virtual kernel memory layout:\n" " fixmap : 0x%08lx - 0x%08lx (%4ld kB)\n" -#ifdef CONFIG_HIGHMEM - " pkmap : 0x%08lx - 0x%08lx (%4ld kB)\n" -#endif " vmalloc : 0x%08lx - 0x%08lx (%4ld MB)\n" " lowmem : 0x%08lx - 0x%08lx (%4ld MB) (cached)\n" #ifdef CONFIG_UNCACHED_MAPPING @@ -444,11 +352,6 @@ void __init mem_init(void) FIXADDR_START, FIXADDR_TOP, (FIXADDR_TOP - FIXADDR_START) >> 10, -#ifdef CONFIG_HIGHMEM - PKMAP_BASE, PKMAP_BASE+LAST_PKMAP*PAGE_SIZE, - (LAST_PKMAP*PAGE_SIZE) >> 10, -#endif - (unsigned long)VMALLOC_START, VMALLOC_END, (VMALLOC_END - VMALLOC_START) >> 20, @@ -471,63 +374,3 @@ void __init mem_init(void) mem_init_done = 1; } - -void free_initmem(void) -{ - free_initmem_default(-1); -} - -#ifdef CONFIG_BLK_DEV_INITRD -void free_initrd_mem(unsigned long start, unsigned long end) -{ - free_reserved_area((void *)start, (void *)end, -1, "initrd"); -} -#endif - -#ifdef CONFIG_MEMORY_HOTPLUG -int arch_add_memory(int nid, u64 start, u64 size) -{ - pg_data_t *pgdat; - unsigned long start_pfn = start >> PAGE_SHIFT; - unsigned long nr_pages = size >> PAGE_SHIFT; - int ret; - - pgdat = NODE_DATA(nid); - - /* We only have ZONE_NORMAL, so this is easy.. */ - ret = __add_pages(nid, pgdat->node_zones + ZONE_NORMAL, - start_pfn, nr_pages); - if (unlikely(ret)) - printk("%s: Failed, __add_pages() == %d\n", __func__, ret); - - return ret; -} -EXPORT_SYMBOL_GPL(arch_add_memory); - -#ifdef CONFIG_NUMA -int memory_add_physaddr_to_nid(u64 addr) -{ - /* Node 0 for now.. */ - return 0; -} -EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid); -#endif - -#ifdef CONFIG_MEMORY_HOTREMOVE -int arch_remove_memory(u64 start, u64 size) -{ - unsigned long start_pfn = start >> PAGE_SHIFT; - unsigned long nr_pages = size >> PAGE_SHIFT; - struct zone *zone; - int ret; - - zone = page_zone(pfn_to_page(start_pfn)); - ret = __remove_pages(zone, start_pfn, nr_pages); - if (unlikely(ret)) - pr_warn("%s: Failed, __remove_pages() == %d\n", __func__, - ret); - - return ret; -} -#endif -#endif /* CONFIG_MEMORY_HOTPLUG */ diff --git a/arch/sh/mm/ioremap.c b/arch/sh/mm/ioremap.c index 0c99ec2e7ed8..5bbde53fb32d 100644 --- a/arch/sh/mm/ioremap.c +++ b/arch/sh/mm/ioremap.c @@ -18,34 +18,72 @@ #include <linux/mm.h> #include <linux/pci.h> #include <linux/io.h> +#include <asm/io_trapped.h> #include <asm/page.h> #include <asm/pgalloc.h> #include <asm/addrspace.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> #include <asm/mmu.h> +#include "ioremap.h" /* - * Remap an arbitrary physical address space into the kernel virtual - * address space. Needed when the kernel wants to access high addresses - * directly. - * - * NOTE! We need to allow non-page-aligned mappings too: we will obviously - * have to convert them into an offset in a page-aligned mapping, but the - * caller shouldn't need to know that small detail. + * On 32-bit SH, we traditionally have the whole physical address space mapped + * at all times (as MIPS does), so "ioremap()" and "iounmap()" do not need to do + * anything but place the address in the proper segment. This is true for P1 + * and P2 addresses, as well as some P3 ones. However, most of the P3 addresses + * and newer cores using extended addressing need to map through page tables, so + * the ioremap() implementation becomes a bit more complicated. */ -void __iomem * __init_refok -__ioremap_caller(phys_addr_t phys_addr, unsigned long size, - pgprot_t pgprot, void *caller) +#ifdef CONFIG_29BIT +static void __iomem * +__ioremap_29bit(phys_addr_t offset, unsigned long size, pgprot_t prot) +{ + phys_addr_t last_addr = offset + size - 1; + + /* + * For P1 and P2 space this is trivial, as everything is already + * mapped. Uncached access for P1 addresses are done through P2. + * In the P3 case or for addresses outside of the 29-bit space, + * mapping must be done by the PMB or by using page tables. + */ + if (likely(PXSEG(offset) < P3SEG && PXSEG(last_addr) < P3SEG)) { + u64 flags = pgprot_val(prot); + + /* + * Anything using the legacy PTEA space attributes needs + * to be kicked down to page table mappings. + */ + if (unlikely(flags & _PAGE_PCC_MASK)) + return NULL; + if (unlikely(flags & _PAGE_CACHABLE)) + return (void __iomem *)P1SEGADDR(offset); + + return (void __iomem *)P2SEGADDR(offset); + } + + /* P4 above the store queues are always mapped. */ + if (unlikely(offset >= P3_ADDR_MAX)) + return (void __iomem *)P4SEGADDR(offset); + + return NULL; +} +#else +#define __ioremap_29bit(offset, size, prot) NULL +#endif /* CONFIG_29BIT */ + +void __iomem __ref *ioremap_prot(phys_addr_t phys_addr, size_t size, + pgprot_t pgprot) { - struct vm_struct *area; - unsigned long offset, last_addr, addr, orig_addr; void __iomem *mapped; - /* Don't allow wraparound or zero size */ - last_addr = phys_addr + size - 1; - if (!size || last_addr < phys_addr) - return NULL; + mapped = __ioremap_trapped(phys_addr, size); + if (mapped) + return mapped; + + mapped = __ioremap_29bit(phys_addr, size, pgprot); + if (mapped) + return mapped; /* * If we can't yet use the regular approach, go the fixmap route. @@ -57,34 +95,14 @@ __ioremap_caller(phys_addr_t phys_addr, unsigned long size, * First try to remap through the PMB. * PMB entries are all pre-faulted. */ - mapped = pmb_remap_caller(phys_addr, size, pgprot, caller); + mapped = pmb_remap_caller(phys_addr, size, pgprot, + __builtin_return_address(0)); if (mapped && !IS_ERR(mapped)) return mapped; - /* - * Mappings have to be page-aligned - */ - offset = phys_addr & ~PAGE_MASK; - phys_addr &= PAGE_MASK; - size = PAGE_ALIGN(last_addr+1) - phys_addr; - - /* - * Ok, go for it.. - */ - area = get_vm_area_caller(size, VM_IOREMAP, caller); - if (!area) - return NULL; - area->phys_addr = phys_addr; - orig_addr = addr = (unsigned long)area->addr; - - if (ioremap_page_range(addr, addr + size, phys_addr, pgprot)) { - vunmap((void *)orig_addr); - return NULL; - } - - return (void __iomem *)(offset + (char *)orig_addr); + return generic_ioremap_prot(phys_addr, size, pgprot); } -EXPORT_SYMBOL(__ioremap_caller); +EXPORT_SYMBOL(ioremap_prot); /* * Simple checks for non-translatable mappings. @@ -103,10 +121,9 @@ static inline int iomapping_nontranslatable(unsigned long offset) return 0; } -void __iounmap(void __iomem *addr) +void iounmap(volatile void __iomem *addr) { unsigned long vaddr = (unsigned long __force)addr; - struct vm_struct *p; /* * Nothing to do if there is no translatable mapping. @@ -117,21 +134,15 @@ void __iounmap(void __iomem *addr) /* * There's no VMA if it's from an early fixed mapping. */ - if (iounmap_fixed(addr) == 0) + if (iounmap_fixed((void __iomem *)addr) == 0) return; /* * If the PMB handled it, there's nothing else to do. */ - if (pmb_unmap(addr) == 0) + if (pmb_unmap((void __iomem *)addr) == 0) return; - p = remove_vm_area((void *)(vaddr & PAGE_MASK)); - if (!p) { - printk(KERN_ERR "%s: bad address %p\n", __func__, addr); - return; - } - - kfree(p); + generic_iounmap(addr); } -EXPORT_SYMBOL(__iounmap); +EXPORT_SYMBOL(iounmap); diff --git a/arch/sh/mm/ioremap.h b/arch/sh/mm/ioremap.h new file mode 100644 index 000000000000..f2544e721a35 --- /dev/null +++ b/arch/sh/mm/ioremap.h @@ -0,0 +1,23 @@ +#ifndef _SH_MM_IORMEMAP_H +#define _SH_MM_IORMEMAP_H 1 + +#ifdef CONFIG_IOREMAP_FIXED +void __iomem *ioremap_fixed(phys_addr_t, unsigned long, pgprot_t); +int iounmap_fixed(void __iomem *); +void ioremap_fixed_init(void); +#else +static inline void __iomem * +ioremap_fixed(phys_addr_t phys_addr, unsigned long size, pgprot_t prot) +{ + BUG(); + return NULL; +} +static inline void ioremap_fixed_init(void) +{ +} +static inline int iounmap_fixed(void __iomem *addr) +{ + return -EINVAL; +} +#endif /* CONFIG_IOREMAP_FIXED */ +#endif /* _SH_MM_IORMEMAP_H */ diff --git a/arch/sh/mm/ioremap_fixed.c b/arch/sh/mm/ioremap_fixed.c index efbe84af9983..136113bcac25 100644 --- a/arch/sh/mm/ioremap_fixed.c +++ b/arch/sh/mm/ioremap_fixed.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Re-map IO memory to kernel address space so that we can access it. * @@ -13,16 +14,16 @@ #include <linux/module.h> #include <linux/mm.h> #include <linux/io.h> -#include <linux/bootmem.h> +#include <linux/memblock.h> #include <linux/proc_fs.h> #include <asm/fixmap.h> #include <asm/page.h> -#include <asm/pgalloc.h> #include <asm/addrspace.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> #include <asm/mmu.h> #include <asm/mmu_context.h> +#include "ioremap.h" struct ioremap_map { void __iomem *addr; diff --git a/arch/sh/mm/kmap.c b/arch/sh/mm/kmap.c index ec29e14ec5a8..c9f32d5a54b8 100644 --- a/arch/sh/mm/kmap.c +++ b/arch/sh/mm/kmap.c @@ -1,10 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/sh/mm/kmap.c * * Copyright (C) 1999, 2000, 2002 Niibe Yutaka * Copyright (C) 2002 - 2009 Paul Mundt - * - * Released under the terms of the GNU GPL v2.0. */ #include <linux/mm.h> #include <linux/init.h> @@ -15,9 +14,6 @@ #include <asm/mmu_context.h> #include <asm/cacheflush.h> -#define kmap_get_fixmap_pte(vaddr) \ - pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k(vaddr), (vaddr)), (vaddr)), (vaddr)) - static pte_t *kmap_coherent_pte; void __init kmap_coherent_init(void) @@ -26,16 +22,18 @@ void __init kmap_coherent_init(void) /* cache the first coherent kmap pte */ vaddr = __fix_to_virt(FIX_CMAP_BEGIN); - kmap_coherent_pte = kmap_get_fixmap_pte(vaddr); + kmap_coherent_pte = virt_to_kpte(vaddr); } void *kmap_coherent(struct page *page, unsigned long addr) { + struct folio *folio = page_folio(page); enum fixed_addresses idx; unsigned long vaddr; - BUG_ON(!test_bit(PG_dcache_clean, &page->flags)); + BUG_ON(!test_bit(PG_dcache_clean, &folio->flags.f)); + preempt_disable(); pagefault_disable(); idx = FIX_CMAP_END - @@ -64,4 +62,5 @@ void kunmap_coherent(void *kvaddr) } pagefault_enable(); + preempt_enable(); } diff --git a/arch/sh/mm/mmap.c b/arch/sh/mm/mmap.c index 6777177807c2..c442734d9b0c 100644 --- a/arch/sh/mm/mmap.c +++ b/arch/sh/mm/mmap.c @@ -9,6 +9,7 @@ */ #include <linux/io.h> #include <linux/mm.h> +#include <linux/sched/mm.h> #include <linux/mman.h> #include <linux/module.h> #include <asm/page.h> @@ -18,6 +19,26 @@ unsigned long shm_align_mask = PAGE_SIZE - 1; /* Sane caches */ EXPORT_SYMBOL(shm_align_mask); #ifdef CONFIG_MMU +static const pgprot_t protection_map[16] = { + [VM_NONE] = PAGE_NONE, + [VM_READ] = PAGE_READONLY, + [VM_WRITE] = PAGE_COPY, + [VM_WRITE | VM_READ] = PAGE_COPY, + [VM_EXEC] = PAGE_EXECREAD, + [VM_EXEC | VM_READ] = PAGE_EXECREAD, + [VM_EXEC | VM_WRITE] = PAGE_COPY, + [VM_EXEC | VM_WRITE | VM_READ] = PAGE_COPY, + [VM_SHARED] = PAGE_NONE, + [VM_SHARED | VM_READ] = PAGE_READONLY, + [VM_SHARED | VM_WRITE] = PAGE_WRITEONLY, + [VM_SHARED | VM_WRITE | VM_READ] = PAGE_SHARED, + [VM_SHARED | VM_EXEC] = PAGE_EXECREAD, + [VM_SHARED | VM_EXEC | VM_READ] = PAGE_EXECREAD, + [VM_SHARED | VM_EXEC | VM_WRITE] = PAGE_RWX, + [VM_SHARED | VM_EXEC | VM_WRITE | VM_READ] = PAGE_RWX +}; +DECLARE_VM_GET_PAGE_PROT + /* * To avoid cache aliases, we map the shared page with same color. */ @@ -31,12 +52,13 @@ static inline unsigned long COLOUR_ALIGN(unsigned long addr, } unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, - unsigned long len, unsigned long pgoff, unsigned long flags) + unsigned long len, unsigned long pgoff, unsigned long flags, + vm_flags_t vm_flags) { struct mm_struct *mm = current->mm; struct vm_area_struct *vma; int do_colour_align; - struct vm_unmapped_area_info info; + struct vm_unmapped_area_info info = {}; if (flags & MAP_FIXED) { /* We do not accept a shared mapping if it would violate @@ -63,11 +85,10 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, vma = find_vma(mm, addr); if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + (!vma || addr + len <= vm_start_gap(vma))) return addr; } - info.flags = 0; info.length = len; info.low_limit = TASK_UNMAPPED_BASE; info.high_limit = TASK_SIZE; @@ -79,13 +100,13 @@ unsigned long arch_get_unmapped_area(struct file *filp, unsigned long addr, unsigned long arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, const unsigned long len, const unsigned long pgoff, - const unsigned long flags) + const unsigned long flags, vm_flags_t vm_flags) { struct vm_area_struct *vma; struct mm_struct *mm = current->mm; unsigned long addr = addr0; int do_colour_align; - struct vm_unmapped_area_info info; + struct vm_unmapped_area_info info = {}; if (flags & MAP_FIXED) { /* We do not accept a shared mapping if it would violate @@ -113,7 +134,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, vma = find_vma(mm, addr); if (TASK_SIZE - len >= addr && - (!vma || addr + len <= vma->vm_start)) + (!vma || addr + len <= vm_start_gap(vma))) return addr; } diff --git a/arch/sh/mm/nommu.c b/arch/sh/mm/nommu.c index 36312d254faf..fa3dc9428a73 100644 --- a/arch/sh/mm/nommu.c +++ b/arch/sh/mm/nommu.c @@ -1,20 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/sh/mm/nommu.c * * Various helper routines and stubs for MMUless SH. * * Copyright (C) 2002 - 2009 Paul Mundt - * - * Released under the terms of the GNU GPL v2.0. */ #include <linux/kernel.h> #include <linux/init.h> #include <linux/string.h> #include <linux/mm.h> -#include <asm/pgtable.h> + +#include <asm/cacheflush.h> #include <asm/tlbflush.h> #include <asm/page.h> -#include <asm/uaccess.h> +#include <linux/uaccess.h> /* * Nothing too terribly exciting here .. @@ -30,9 +30,9 @@ __kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n) return 0; } -__kernel_size_t __clear_user(void *to, __kernel_size_t n) +__kernel_size_t __clear_user(void __user *to, __kernel_size_t n) { - memset(to, 0, n); + memset((__force void *)to, 0, n); return 0; } @@ -98,7 +98,3 @@ void __init page_table_range_init(unsigned long start, unsigned long end, void __set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t prot) { } - -void pgtable_cache_init(void) -{ -} diff --git a/arch/sh/mm/numa.c b/arch/sh/mm/numa.c index 3d85225b9e95..9bc212b5e762 100644 --- a/arch/sh/mm/numa.c +++ b/arch/sh/mm/numa.c @@ -8,16 +8,12 @@ * for more details. */ #include <linux/module.h> -#include <linux/bootmem.h> #include <linux/memblock.h> #include <linux/mm.h> #include <linux/numa.h> #include <linux/pfn.h> #include <asm/sections.h> -struct pglist_data *node_data[MAX_NUMNODES] __read_mostly; -EXPORT_SYMBOL_GPL(node_data); - /* * On SH machines the conventional approach is to stash system RAM * in node 0, and other memory blocks in to node 1 and up, ordered by @@ -26,15 +22,13 @@ EXPORT_SYMBOL_GPL(node_data); */ void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end) { - unsigned long bootmap_pages; unsigned long start_pfn, end_pfn; - unsigned long bootmem_paddr; /* Don't allow bogus node assignment */ - BUG_ON(nid > MAX_NUMNODES || nid <= 0); + BUG_ON(nid >= MAX_NUMNODES || nid <= 0); - start_pfn = start >> PAGE_SHIFT; - end_pfn = end >> PAGE_SHIFT; + start_pfn = PFN_DOWN(start); + end_pfn = PFN_DOWN(end); pmb_bolt_mapping((unsigned long)__va(start), start, end - start, PAGE_KERNEL); @@ -44,32 +38,16 @@ void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end) __add_active_range(nid, start_pfn, end_pfn); /* Node-local pgdat */ - NODE_DATA(nid) = __va(memblock_alloc_base(sizeof(struct pglist_data), - SMP_CACHE_BYTES, end)); - memset(NODE_DATA(nid), 0, sizeof(struct pglist_data)); + NODE_DATA(nid) = memblock_alloc_node(sizeof(struct pglist_data), + SMP_CACHE_BYTES, nid); + if (!NODE_DATA(nid)) + panic("%s: Failed to allocate %zu bytes align=0x%x nid=%d\n", + __func__, sizeof(struct pglist_data), SMP_CACHE_BYTES, + nid); - NODE_DATA(nid)->bdata = &bootmem_node_data[nid]; NODE_DATA(nid)->node_start_pfn = start_pfn; NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn; - /* Node-local bootmap */ - bootmap_pages = bootmem_bootmap_pages(end_pfn - start_pfn); - bootmem_paddr = memblock_alloc_base(bootmap_pages << PAGE_SHIFT, - PAGE_SIZE, end); - init_bootmem_node(NODE_DATA(nid), bootmem_paddr >> PAGE_SHIFT, - start_pfn, end_pfn); - - free_bootmem_with_active_regions(nid, end_pfn); - - /* Reserve the pgdat and bootmap space with the bootmem allocator */ - reserve_bootmem_node(NODE_DATA(nid), start_pfn << PAGE_SHIFT, - sizeof(struct pglist_data), BOOTMEM_DEFAULT); - reserve_bootmem_node(NODE_DATA(nid), bootmem_paddr, - bootmap_pages << PAGE_SHIFT, BOOTMEM_DEFAULT); - /* It's up */ node_set_online(nid); - - /* Kick sparsemem */ - sparse_memory_present_with_active_regions(nid); } diff --git a/arch/sh/mm/pgtable.c b/arch/sh/mm/pgtable.c index 26e03a1f7ca4..3a4085ea0161 100644 --- a/arch/sh/mm/pgtable.c +++ b/arch/sh/mm/pgtable.c @@ -1,17 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/mm.h> #include <linux/slab.h> -#define PGALLOC_GFP GFP_KERNEL | __GFP_REPEAT | __GFP_ZERO +#include <asm/pgalloc.h> static struct kmem_cache *pgd_cachep; #if PAGETABLE_LEVELS > 2 static struct kmem_cache *pmd_cachep; #endif -void pgd_ctor(void *x) +static void pgd_ctor(void *x) { pgd_t *pgd = x; + memset(pgd, 0, USER_PTRS_PER_PGD * sizeof(pgd_t)); memcpy(pgd + USER_PTRS_PER_PGD, swapper_pg_dir + USER_PTRS_PER_PGD, (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t)); @@ -31,7 +33,7 @@ void pgtable_cache_init(void) pgd_t *pgd_alloc(struct mm_struct *mm) { - return kmem_cache_alloc(pgd_cachep, PGALLOC_GFP); + return kmem_cache_alloc(pgd_cachep, GFP_KERNEL); } void pgd_free(struct mm_struct *mm, pgd_t *pgd) @@ -47,7 +49,7 @@ void pud_populate(struct mm_struct *mm, pud_t *pud, pmd_t *pmd) pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) { - return kmem_cache_alloc(pmd_cachep, PGALLOC_GFP); + return kmem_cache_alloc(pmd_cachep, GFP_KERNEL | __GFP_ZERO); } void pmd_free(struct mm_struct *mm, pmd_t *pmd) diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c index 7160c9fd6fe3..482eec50f404 100644 --- a/arch/sh/mm/pmb.c +++ b/arch/sh/mm/pmb.c @@ -23,10 +23,10 @@ #include <linux/io.h> #include <linux/spinlock.h> #include <linux/vmalloc.h> +#include <linux/pgtable.h> #include <asm/cacheflush.h> -#include <asm/sizes.h> -#include <asm/uaccess.h> -#include <asm/pgtable.h> +#include <linux/sizes.h> +#include <linux/uaccess.h> #include <asm/page.h> #include <asm/mmu.h> #include <asm/mmu_context.h> @@ -812,7 +812,7 @@ bool __in_29bit_mode(void) return (__raw_readl(PMB_PASCR) & PASCR_SE) == 0; } -static int pmb_seq_show(struct seq_file *file, void *iter) +static int pmb_debugfs_show(struct seq_file *file, void *iter) { int i; @@ -846,34 +846,18 @@ static int pmb_seq_show(struct seq_file *file, void *iter) return 0; } -static int pmb_debugfs_open(struct inode *inode, struct file *file) -{ - return single_open(file, pmb_seq_show, NULL); -} - -static const struct file_operations pmb_debugfs_fops = { - .owner = THIS_MODULE, - .open = pmb_debugfs_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(pmb_debugfs); static int __init pmb_debugfs_init(void) { - struct dentry *dentry; - - dentry = debugfs_create_file("pmb", S_IFREG | S_IRUGO, - arch_debugfs_dir, NULL, &pmb_debugfs_fops); - if (!dentry) - return -ENOMEM; - + debugfs_create_file("pmb", S_IFREG | S_IRUGO, arch_debugfs_dir, NULL, + &pmb_debugfs_fops); return 0; } subsys_initcall(pmb_debugfs_init); #ifdef CONFIG_PM -static void pmb_syscore_resume(void) +static void pmb_syscore_resume(void *data) { struct pmb_entry *pmbe; int i; @@ -890,13 +874,17 @@ static void pmb_syscore_resume(void) read_unlock(&pmb_rwlock); } -static struct syscore_ops pmb_syscore_ops = { +static const struct syscore_ops pmb_syscore_ops = { .resume = pmb_syscore_resume, }; +static struct syscore pmb_syscore = { + .ops = &pmb_syscore_ops, +}; + static int __init pmb_sysdev_init(void) { - register_syscore_ops(&pmb_syscore_ops); + register_syscore(&pmb_syscore); return 0; } subsys_initcall(pmb_sysdev_init); diff --git a/arch/sh/mm/tlb-debugfs.c b/arch/sh/mm/tlb-debugfs.c index dea637a09246..11c6148283f3 100644 --- a/arch/sh/mm/tlb-debugfs.c +++ b/arch/sh/mm/tlb-debugfs.c @@ -149,22 +149,10 @@ static const struct file_operations tlb_debugfs_fops = { static int __init tlb_debugfs_init(void) { - struct dentry *itlb, *utlb; - - itlb = debugfs_create_file("itlb", S_IRUSR, arch_debugfs_dir, - (unsigned int *)TLB_TYPE_ITLB, - &tlb_debugfs_fops); - if (unlikely(!itlb)) - return -ENOMEM; - - utlb = debugfs_create_file("utlb", S_IRUSR, arch_debugfs_dir, - (unsigned int *)TLB_TYPE_UTLB, - &tlb_debugfs_fops); - if (unlikely(!utlb)) { - debugfs_remove(itlb); - return -ENOMEM; - } - + debugfs_create_file("itlb", S_IRUSR, arch_debugfs_dir, + (void *)TLB_TYPE_ITLB, &tlb_debugfs_fops); + debugfs_create_file("utlb", S_IRUSR, arch_debugfs_dir, + (void *)TLB_TYPE_UTLB, &tlb_debugfs_fops); return 0; } module_init(tlb_debugfs_init); diff --git a/arch/sh/mm/tlb-sh3.c b/arch/sh/mm/tlb-sh3.c index 6554fb439f0e..fb400afc2a49 100644 --- a/arch/sh/mm/tlb-sh3.c +++ b/arch/sh/mm/tlb-sh3.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/sh/mm/tlb-sh3.c * @@ -5,8 +6,6 @@ * * Copyright (C) 1999 Niibe Yutaka * Copyright (C) 2002 Paul Mundt - * - * Released under the terms of the GNU GPL v2.0. */ #include <linux/signal.h> #include <linux/sched.h> @@ -21,8 +20,7 @@ #include <linux/interrupt.h> #include <asm/io.h> -#include <asm/uaccess.h> -#include <asm/pgalloc.h> +#include <linux/uaccess.h> #include <asm/mmu_context.h> #include <asm/cacheflush.h> diff --git a/arch/sh/mm/tlb-sh4.c b/arch/sh/mm/tlb-sh4.c index d42dd7e443d5..aa0a9f4680a1 100644 --- a/arch/sh/mm/tlb-sh4.c +++ b/arch/sh/mm/tlb-sh4.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * arch/sh/mm/tlb-sh4.c * @@ -5,8 +6,6 @@ * * Copyright (C) 1999 Niibe Yutaka * Copyright (C) 2002 - 2007 Paul Mundt - * - * Released under the terms of the GNU GPL v2.0. */ #include <linux/kernel.h> #include <linux/mm.h> diff --git a/arch/sh/mm/tlb-sh5.c b/arch/sh/mm/tlb-sh5.c deleted file mode 100644 index ff1c40a31cbc..000000000000 --- a/arch/sh/mm/tlb-sh5.c +++ /dev/null @@ -1,224 +0,0 @@ -/* - * arch/sh/mm/tlb-sh5.c - * - * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org> - * Copyright (C) 2003 Richard Curnow <richard.curnow@superh.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/mm.h> -#include <linux/init.h> -#include <asm/page.h> -#include <asm/tlb.h> -#include <asm/mmu_context.h> - -/** - * sh64_tlb_init - Perform initial setup for the DTLB and ITLB. - */ -int __cpuinit sh64_tlb_init(void) -{ - /* Assign some sane DTLB defaults */ - cpu_data->dtlb.entries = 64; - cpu_data->dtlb.step = 0x10; - - cpu_data->dtlb.first = DTLB_FIXED | cpu_data->dtlb.step; - cpu_data->dtlb.next = cpu_data->dtlb.first; - - cpu_data->dtlb.last = DTLB_FIXED | - ((cpu_data->dtlb.entries - 1) * - cpu_data->dtlb.step); - - /* And again for the ITLB */ - cpu_data->itlb.entries = 64; - cpu_data->itlb.step = 0x10; - - cpu_data->itlb.first = ITLB_FIXED | cpu_data->itlb.step; - cpu_data->itlb.next = cpu_data->itlb.first; - cpu_data->itlb.last = ITLB_FIXED | - ((cpu_data->itlb.entries - 1) * - cpu_data->itlb.step); - - return 0; -} - -/** - * sh64_next_free_dtlb_entry - Find the next available DTLB entry - */ -unsigned long long sh64_next_free_dtlb_entry(void) -{ - return cpu_data->dtlb.next; -} - -/** - * sh64_get_wired_dtlb_entry - Allocate a wired (locked-in) entry in the DTLB - */ -unsigned long long sh64_get_wired_dtlb_entry(void) -{ - unsigned long long entry = sh64_next_free_dtlb_entry(); - - cpu_data->dtlb.first += cpu_data->dtlb.step; - cpu_data->dtlb.next += cpu_data->dtlb.step; - - return entry; -} - -/** - * sh64_put_wired_dtlb_entry - Free a wired (locked-in) entry in the DTLB. - * - * @entry: Address of TLB slot. - * - * Works like a stack, last one to allocate must be first one to free. - */ -int sh64_put_wired_dtlb_entry(unsigned long long entry) -{ - __flush_tlb_slot(entry); - - /* - * We don't do any particularly useful tracking of wired entries, - * so this approach works like a stack .. last one to be allocated - * has to be the first one to be freed. - * - * We could potentially load wired entries into a list and work on - * rebalancing the list periodically (which also entails moving the - * contents of a TLB entry) .. though I have a feeling that this is - * more trouble than it's worth. - */ - - /* - * Entry must be valid .. we don't want any ITLB addresses! - */ - if (entry <= DTLB_FIXED) - return -EINVAL; - - /* - * Next, check if we're within range to be freed. (ie, must be the - * entry beneath the first 'free' entry! - */ - if (entry < (cpu_data->dtlb.first - cpu_data->dtlb.step)) - return -EINVAL; - - /* If we are, then bring this entry back into the list */ - cpu_data->dtlb.first -= cpu_data->dtlb.step; - cpu_data->dtlb.next = entry; - - return 0; -} - -/** - * sh64_setup_tlb_slot - Load up a translation in a wired slot. - * - * @config_addr: Address of TLB slot. - * @eaddr: Virtual address. - * @asid: Address Space Identifier. - * @paddr: Physical address. - * - * Load up a virtual<->physical translation for @eaddr<->@paddr in the - * pre-allocated TLB slot @config_addr (see sh64_get_wired_dtlb_entry). - */ -void sh64_setup_tlb_slot(unsigned long long config_addr, unsigned long eaddr, - unsigned long asid, unsigned long paddr) -{ - unsigned long long pteh, ptel; - - pteh = neff_sign_extend(eaddr); - pteh &= PAGE_MASK; - pteh |= (asid << PTEH_ASID_SHIFT) | PTEH_VALID; - ptel = neff_sign_extend(paddr); - ptel &= PAGE_MASK; - ptel |= (_PAGE_CACHABLE | _PAGE_READ | _PAGE_WRITE); - - asm volatile("putcfg %0, 1, %1\n\t" - "putcfg %0, 0, %2\n" - : : "r" (config_addr), "r" (ptel), "r" (pteh)); -} - -/** - * sh64_teardown_tlb_slot - Teardown a translation. - * - * @config_addr: Address of TLB slot. - * - * Teardown any existing mapping in the TLB slot @config_addr. - */ -void sh64_teardown_tlb_slot(unsigned long long config_addr) - __attribute__ ((alias("__flush_tlb_slot"))); - -static int dtlb_entry; -static unsigned long long dtlb_entries[64]; - -void tlb_wire_entry(struct vm_area_struct *vma, unsigned long addr, pte_t pte) -{ - unsigned long long entry; - unsigned long paddr, flags; - - BUG_ON(dtlb_entry == ARRAY_SIZE(dtlb_entries)); - - local_irq_save(flags); - - entry = sh64_get_wired_dtlb_entry(); - dtlb_entries[dtlb_entry++] = entry; - - paddr = pte_val(pte) & _PAGE_FLAGS_HARDWARE_MASK; - paddr &= ~PAGE_MASK; - - sh64_setup_tlb_slot(entry, addr, get_asid(), paddr); - - local_irq_restore(flags); -} - -void tlb_unwire_entry(void) -{ - unsigned long long entry; - unsigned long flags; - - BUG_ON(!dtlb_entry); - - local_irq_save(flags); - entry = dtlb_entries[dtlb_entry--]; - - sh64_teardown_tlb_slot(entry); - sh64_put_wired_dtlb_entry(entry); - - local_irq_restore(flags); -} - -void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte) -{ - unsigned long long ptel; - unsigned long long pteh=0; - struct tlb_info *tlbp; - unsigned long long next; - unsigned int fault_code = get_thread_fault_code(); - - /* Get PTEL first */ - ptel = pte.pte_low; - - /* - * Set PTEH register - */ - pteh = neff_sign_extend(address & MMU_VPN_MASK); - - /* Set the ASID. */ - pteh |= get_asid() << PTEH_ASID_SHIFT; - pteh |= PTEH_VALID; - - /* Set PTEL register, set_pte has performed the sign extension */ - ptel &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */ - - if (fault_code & FAULT_CODE_ITLB) - tlbp = &cpu_data->itlb; - else - tlbp = &cpu_data->dtlb; - - next = tlbp->next; - __flush_tlb_slot(next); - asm volatile ("putcfg %0,1,%2\n\n\t" - "putcfg %0,0,%1\n" - : : "r" (next), "r" (pteh), "r" (ptel) ); - - next += TLB_STEP; - if (next > tlbp->last) - next = tlbp->first; - tlbp->next = next; -} diff --git a/arch/sh/mm/tlbex_32.c b/arch/sh/mm/tlbex_32.c index 382262dc0c4b..7d58578c15f4 100644 --- a/arch/sh/mm/tlbex_32.c +++ b/arch/sh/mm/tlbex_32.c @@ -14,6 +14,7 @@ #include <linux/kdebug.h> #include <asm/mmu_context.h> #include <asm/thread_info.h> +#include <asm/tlb.h> /* * Called with interrupts disabled. @@ -23,6 +24,7 @@ handle_tlbmiss(struct pt_regs *regs, unsigned long error_code, unsigned long address) { pgd_t *pgd; + p4d_t *p4d; pud_t *pud; pmd_t *pmd; pte_t *pte; @@ -42,7 +44,10 @@ handle_tlbmiss(struct pt_regs *regs, unsigned long error_code, pgd = pgd_offset(current->mm, address); } - pud = pud_offset(pgd, address); + p4d = p4d_offset(pgd, address); + if (p4d_none_or_clear_bad(p4d)) + return 1; + pud = pud_offset(p4d, address); if (pud_none_or_clear_bad(pud)) return 1; pmd = pmd_offset(pud, address); diff --git a/arch/sh/mm/tlbex_64.c b/arch/sh/mm/tlbex_64.c deleted file mode 100644 index 8557548fc53e..000000000000 --- a/arch/sh/mm/tlbex_64.c +++ /dev/null @@ -1,166 +0,0 @@ -/* - * The SH64 TLB miss. - * - * Original code from fault.c - * Copyright (C) 2000, 2001 Paolo Alberelli - * - * Fast PTE->TLB refill path - * Copyright (C) 2003 Richard.Curnow@superh.com - * - * IMPORTANT NOTES : - * The do_fast_page_fault function is called from a context in entry.S - * where very few registers have been saved. In particular, the code in - * this file must be compiled not to use ANY caller-save registers that - * are not part of the restricted save set. Also, it means that code in - * this file must not make calls to functions elsewhere in the kernel, or - * else the excepting context will see corruption in its caller-save - * registers. Plus, the entry.S save area is non-reentrant, so this code - * has to run with SR.BL==1, i.e. no interrupts taken inside it and panic - * on any exception. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/signal.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/types.h> -#include <linux/ptrace.h> -#include <linux/mman.h> -#include <linux/mm.h> -#include <linux/smp.h> -#include <linux/interrupt.h> -#include <linux/kprobes.h> -#include <asm/tlb.h> -#include <asm/io.h> -#include <asm/uaccess.h> -#include <asm/pgalloc.h> -#include <asm/mmu_context.h> - -static int handle_tlbmiss(unsigned long long protection_flags, - unsigned long address) -{ - pgd_t *pgd; - pud_t *pud; - pmd_t *pmd; - pte_t *pte; - pte_t entry; - - if (is_vmalloc_addr((void *)address)) { - pgd = pgd_offset_k(address); - } else { - if (unlikely(address >= TASK_SIZE || !current->mm)) - return 1; - - pgd = pgd_offset(current->mm, address); - } - - pud = pud_offset(pgd, address); - if (pud_none(*pud) || !pud_present(*pud)) - return 1; - - pmd = pmd_offset(pud, address); - if (pmd_none(*pmd) || !pmd_present(*pmd)) - return 1; - - pte = pte_offset_kernel(pmd, address); - entry = *pte; - if (pte_none(entry) || !pte_present(entry)) - return 1; - - /* - * If the page doesn't have sufficient protection bits set to - * service the kind of fault being handled, there's not much - * point doing the TLB refill. Punt the fault to the general - * handler. - */ - if ((pte_val(entry) & protection_flags) != protection_flags) - return 1; - - update_mmu_cache(NULL, address, pte); - - return 0; -} - -/* - * Put all this information into one structure so that everything is just - * arithmetic relative to a single base address. This reduces the number - * of movi/shori pairs needed just to load addresses of static data. - */ -struct expevt_lookup { - unsigned short protection_flags[8]; - unsigned char is_text_access[8]; - unsigned char is_write_access[8]; -}; - -#define PRU (1<<9) -#define PRW (1<<8) -#define PRX (1<<7) -#define PRR (1<<6) - -/* Sized as 8 rather than 4 to allow checking the PTE's PRU bit against whether - the fault happened in user mode or privileged mode. */ -static struct expevt_lookup expevt_lookup_table = { - .protection_flags = {PRX, PRX, 0, 0, PRR, PRR, PRW, PRW}, - .is_text_access = {1, 1, 0, 0, 0, 0, 0, 0} -}; - -static inline unsigned int -expevt_to_fault_code(unsigned long expevt) -{ - if (expevt == 0xa40) - return FAULT_CODE_ITLB; - else if (expevt == 0x060) - return FAULT_CODE_WRITE; - - return 0; -} - -/* - This routine handles page faults that can be serviced just by refilling a - TLB entry from an existing page table entry. (This case represents a very - large majority of page faults.) Return 1 if the fault was successfully - handled. Return 0 if the fault could not be handled. (This leads into the - general fault handling in fault.c which deals with mapping file-backed - pages, stack growth, segmentation faults, swapping etc etc) - */ -asmlinkage int __kprobes -do_fast_page_fault(unsigned long long ssr_md, unsigned long long expevt, - unsigned long address) -{ - unsigned long long protection_flags; - unsigned long long index; - unsigned long long expevt4; - unsigned int fault_code; - - /* The next few lines implement a way of hashing EXPEVT into a - * small array index which can be used to lookup parameters - * specific to the type of TLBMISS being handled. - * - * Note: - * ITLBMISS has EXPEVT==0xa40 - * RTLBMISS has EXPEVT==0x040 - * WTLBMISS has EXPEVT==0x060 - */ - expevt4 = (expevt >> 4); - /* TODO : xor ssr_md into this expression too. Then we can check - * that PRU is set when it needs to be. */ - index = expevt4 ^ (expevt4 >> 5); - index &= 7; - - fault_code = expevt_to_fault_code(expevt); - - protection_flags = expevt_lookup_table.protection_flags[index]; - - if (expevt_lookup_table.is_text_access[index]) - fault_code |= FAULT_CODE_ITLB; - if (!ssr_md) - fault_code |= FAULT_CODE_USER; - - set_thread_fault_code(fault_code); - - return handle_tlbmiss(protection_flags, address); -} diff --git a/arch/sh/mm/tlbflush_64.c b/arch/sh/mm/tlbflush_64.c deleted file mode 100644 index f33fdd2558e8..000000000000 --- a/arch/sh/mm/tlbflush_64.c +++ /dev/null @@ -1,172 +0,0 @@ -/* - * arch/sh/mm/tlb-flush_64.c - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Richard Curnow (/proc/tlb, bug fixes) - * Copyright (C) 2003 - 2012 Paul Mundt - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/signal.h> -#include <linux/rwsem.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/errno.h> -#include <linux/string.h> -#include <linux/types.h> -#include <linux/ptrace.h> -#include <linux/mman.h> -#include <linux/mm.h> -#include <linux/smp.h> -#include <linux/perf_event.h> -#include <linux/interrupt.h> -#include <asm/io.h> -#include <asm/tlb.h> -#include <asm/uaccess.h> -#include <asm/pgalloc.h> -#include <asm/mmu_context.h> - -void local_flush_tlb_one(unsigned long asid, unsigned long page) -{ - unsigned long long match, pteh=0, lpage; - unsigned long tlb; - - /* - * Sign-extend based on neff. - */ - lpage = neff_sign_extend(page); - match = (asid << PTEH_ASID_SHIFT) | PTEH_VALID; - match |= lpage; - - for_each_itlb_entry(tlb) { - asm volatile ("getcfg %1, 0, %0" - : "=r" (pteh) - : "r" (tlb) ); - - if (pteh == match) { - __flush_tlb_slot(tlb); - break; - } - } - - for_each_dtlb_entry(tlb) { - asm volatile ("getcfg %1, 0, %0" - : "=r" (pteh) - : "r" (tlb) ); - - if (pteh == match) { - __flush_tlb_slot(tlb); - break; - } - - } -} - -void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long page) -{ - unsigned long flags; - - if (vma->vm_mm) { - page &= PAGE_MASK; - local_irq_save(flags); - local_flush_tlb_one(get_asid(), page); - local_irq_restore(flags); - } -} - -void local_flush_tlb_range(struct vm_area_struct *vma, unsigned long start, - unsigned long end) -{ - unsigned long flags; - unsigned long long match, pteh=0, pteh_epn, pteh_low; - unsigned long tlb; - unsigned int cpu = smp_processor_id(); - struct mm_struct *mm; - - mm = vma->vm_mm; - if (cpu_context(cpu, mm) == NO_CONTEXT) - return; - - local_irq_save(flags); - - start &= PAGE_MASK; - end &= PAGE_MASK; - - match = (cpu_asid(cpu, mm) << PTEH_ASID_SHIFT) | PTEH_VALID; - - /* Flush ITLB */ - for_each_itlb_entry(tlb) { - asm volatile ("getcfg %1, 0, %0" - : "=r" (pteh) - : "r" (tlb) ); - - pteh_epn = pteh & PAGE_MASK; - pteh_low = pteh & ~PAGE_MASK; - - if (pteh_low == match && pteh_epn >= start && pteh_epn <= end) - __flush_tlb_slot(tlb); - } - - /* Flush DTLB */ - for_each_dtlb_entry(tlb) { - asm volatile ("getcfg %1, 0, %0" - : "=r" (pteh) - : "r" (tlb) ); - - pteh_epn = pteh & PAGE_MASK; - pteh_low = pteh & ~PAGE_MASK; - - if (pteh_low == match && pteh_epn >= start && pteh_epn <= end) - __flush_tlb_slot(tlb); - } - - local_irq_restore(flags); -} - -void local_flush_tlb_mm(struct mm_struct *mm) -{ - unsigned long flags; - unsigned int cpu = smp_processor_id(); - - if (cpu_context(cpu, mm) == NO_CONTEXT) - return; - - local_irq_save(flags); - - cpu_context(cpu, mm) = NO_CONTEXT; - if (mm == current->mm) - activate_context(mm, cpu); - - local_irq_restore(flags); -} - -void local_flush_tlb_all(void) -{ - /* Invalidate all, including shared pages, excluding fixed TLBs */ - unsigned long flags, tlb; - - local_irq_save(flags); - - /* Flush each ITLB entry */ - for_each_itlb_entry(tlb) - __flush_tlb_slot(tlb); - - /* Flush each DTLB entry */ - for_each_dtlb_entry(tlb) - __flush_tlb_slot(tlb); - - local_irq_restore(flags); -} - -void local_flush_tlb_kernel_range(unsigned long start, unsigned long end) -{ - /* FIXME: Optimize this later.. */ - flush_tlb_all(); -} - -void __flush_tlb_global(void) -{ - flush_tlb_all(); -} diff --git a/arch/sh/mm/uncached.c b/arch/sh/mm/uncached.c index a7767da815e9..bd1585e8efed 100644 --- a/arch/sh/mm/uncached.c +++ b/arch/sh/mm/uncached.c @@ -1,6 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/init.h> #include <linux/module.h> -#include <asm/sizes.h> +#include <linux/sizes.h> #include <asm/page.h> #include <asm/addrspace.h> diff --git a/arch/sh/oprofile/Makefile b/arch/sh/oprofile/Makefile deleted file mode 100644 index ce3b119021e7..000000000000 --- a/arch/sh/oprofile/Makefile +++ /dev/null @@ -1,15 +0,0 @@ -obj-$(CONFIG_OPROFILE) += oprofile.o - -CFLAGS_common.o += -DUTS_MACHINE='"$(UTS_MACHINE)"' - -DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \ - oprof.o cpu_buffer.o buffer_sync.o \ - event_buffer.o oprofile_files.o \ - oprofilefs.o oprofile_stats.o \ - timer_int.o ) - -ifeq ($(CONFIG_HW_PERF_EVENTS),y) -DRIVER_OBJS += $(addprefix ../../../drivers/oprofile/, oprofile_perf.o) -endif - -oprofile-y := $(DRIVER_OBJS) common.o backtrace.o diff --git a/arch/sh/oprofile/backtrace.c b/arch/sh/oprofile/backtrace.c deleted file mode 100644 index 9c88dcd56e86..000000000000 --- a/arch/sh/oprofile/backtrace.c +++ /dev/null @@ -1,91 +0,0 @@ -/* - * SH specific backtracing code for oprofile - * - * Copyright 2007 STMicroelectronics Ltd. - * - * Author: Dave Peverley <dpeverley@mpc-data.co.uk> - * - * Based on ARM oprofile backtrace code by Richard Purdie and in turn, i386 - * oprofile backtrace code by John Levon, David Smith - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ -#include <linux/oprofile.h> -#include <linux/sched.h> -#include <linux/kallsyms.h> -#include <linux/mm.h> -#include <asm/unwinder.h> -#include <asm/ptrace.h> -#include <asm/uaccess.h> -#include <asm/sections.h> -#include <asm/stacktrace.h> - -static int backtrace_stack(void *data, char *name) -{ - /* Yes, we want all stacks */ - return 0; -} - -static void backtrace_address(void *data, unsigned long addr, int reliable) -{ - unsigned int *depth = data; - - if ((*depth)--) - oprofile_add_trace(addr); -} - -static struct stacktrace_ops backtrace_ops = { - .stack = backtrace_stack, - .address = backtrace_address, -}; - -/* Limit to stop backtracing too far. */ -static int backtrace_limit = 20; - -static unsigned long * -user_backtrace(unsigned long *stackaddr, struct pt_regs *regs) -{ - unsigned long buf_stack; - - /* Also check accessibility of address */ - if (!access_ok(VERIFY_READ, stackaddr, sizeof(unsigned long))) - return NULL; - - if (__copy_from_user_inatomic(&buf_stack, stackaddr, sizeof(unsigned long))) - return NULL; - - /* Quick paranoia check */ - if (buf_stack & 3) - return NULL; - - oprofile_add_trace(buf_stack); - - stackaddr++; - - return stackaddr; -} - -void sh_backtrace(struct pt_regs * const regs, unsigned int depth) -{ - unsigned long *stackaddr; - - /* - * Paranoia - clip max depth as we could get lost in the weeds. - */ - if (depth > backtrace_limit) - depth = backtrace_limit; - - stackaddr = (unsigned long *)kernel_stack_pointer(regs); - if (!user_mode(regs)) { - if (depth) - unwind_stack(NULL, regs, stackaddr, - &backtrace_ops, &depth); - return; - } - - while (depth-- && (stackaddr != NULL)) - stackaddr = user_backtrace(stackaddr, regs); -} diff --git a/arch/sh/oprofile/common.c b/arch/sh/oprofile/common.c deleted file mode 100644 index e4dd5d5a1115..000000000000 --- a/arch/sh/oprofile/common.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * arch/sh/oprofile/init.c - * - * Copyright (C) 2003 - 2010 Paul Mundt - * - * Based on arch/mips/oprofile/common.c: - * - * Copyright (C) 2004, 2005 Ralf Baechle - * Copyright (C) 2005 MIPS Technologies, Inc. - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - */ -#include <linux/kernel.h> -#include <linux/oprofile.h> -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/smp.h> -#include <linux/perf_event.h> -#include <linux/slab.h> -#include <asm/processor.h> - -extern void sh_backtrace(struct pt_regs * const regs, unsigned int depth); - -#ifdef CONFIG_HW_PERF_EVENTS -/* - * This will need to be reworked when multiple PMUs are supported. - */ -static char *sh_pmu_op_name; - -char *op_name_from_perf_id(void) -{ - return sh_pmu_op_name; -} - -int __init oprofile_arch_init(struct oprofile_operations *ops) -{ - ops->backtrace = sh_backtrace; - - if (perf_num_counters() == 0) - return -ENODEV; - - sh_pmu_op_name = kasprintf(GFP_KERNEL, "%s/%s", - UTS_MACHINE, perf_pmu_name()); - if (unlikely(!sh_pmu_op_name)) - return -ENOMEM; - - return oprofile_perf_init(ops); -} - -void oprofile_arch_exit(void) -{ - oprofile_perf_exit(); - kfree(sh_pmu_op_name); -} -#else -int __init oprofile_arch_init(struct oprofile_operations *ops) -{ - ops->backtrace = sh_backtrace; - return -ENODEV; -} -void oprofile_arch_exit(void) {} -#endif /* CONFIG_HW_PERF_EVENTS */ diff --git a/arch/sh/tools/Makefile b/arch/sh/tools/Makefile index 2082af1f3fef..e5ba31c79fe0 100644 --- a/arch/sh/tools/Makefile +++ b/arch/sh/tools/Makefile @@ -13,4 +13,4 @@ include/generated/machtypes.h: $(src)/gen-mach-types $(src)/mach-types @echo ' Generating $@' $(Q)mkdir -p $(dir $@) - $(Q)LC_ALL=C $(AWK) -f $^ > $@ || { rm -f $@; /bin/false; } + $(Q)LC_ALL=C $(AWK) -f $^ > $@ diff --git a/arch/sh/tools/gen-mach-types b/arch/sh/tools/gen-mach-types index f5ff7c5d8913..6d7c2d8eaf55 100644 --- a/arch/sh/tools/gen-mach-types +++ b/arch/sh/tools/gen-mach-types @@ -1,4 +1,5 @@ #!/bin/awk +# SPDX-License-Identifier: GPL-2.0 # # Awk script to generate include/generated/machtypes.h # Heavily based on arch/arm/tools/gen-mach-types diff --git a/arch/sh/tools/mach-types b/arch/sh/tools/mach-types index 569977e52c91..29e648855d50 100644 --- a/arch/sh/tools/mach-types +++ b/arch/sh/tools/mach-types @@ -46,7 +46,6 @@ X3PROTO SH_X3PROTO MAGICPANELR2 SH_MAGIC_PANEL_R2 R2D_PLUS RTS7751R2D_PLUS R2D_1 RTS7751R2D_1 -CAYMAN SH_CAYMAN SDK7780 SH_SDK7780 MIGOR SH_MIGOR RSK7201 SH_RSK7201 |